./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label02_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_c31d60af-8ba4-42e5-a42d-42bccb920ec8/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c31d60af-8ba4-42e5-a42d-42bccb920ec8/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c31d60af-8ba4-42e5-a42d-42bccb920ec8/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c31d60af-8ba4-42e5-a42d-42bccb920ec8/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label02_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c31d60af-8ba4-42e5-a42d-42bccb920ec8/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c31d60af-8ba4-42e5-a42d-42bccb920ec8/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 79f8d22fb07c95427dd318f6d0f74f02d2c9197f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 11:02:43,542 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 11:02:43,543 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 11:02:43,553 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 11:02:43,554 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 11:02:43,555 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 11:02:43,556 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 11:02:43,557 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 11:02:43,559 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 11:02:43,560 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 11:02:43,561 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 11:02:43,561 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 11:02:43,562 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 11:02:43,563 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 11:02:43,565 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 11:02:43,565 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 11:02:43,566 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 11:02:43,567 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 11:02:43,570 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 11:02:43,571 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 11:02:43,573 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 11:02:43,574 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 11:02:43,576 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 11:02:43,576 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 11:02:43,577 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 11:02:43,577 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 11:02:43,578 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 11:02:43,579 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 11:02:43,581 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 11:02:43,582 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 11:02:43,582 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 11:02:43,583 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 11:02:43,583 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 11:02:43,583 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 11:02:43,584 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 11:02:43,585 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 11:02:43,585 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c31d60af-8ba4-42e5-a42d-42bccb920ec8/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 11:02:43,597 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 11:02:43,598 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 11:02:43,599 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 11:02:43,599 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 11:02:43,599 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 11:02:43,599 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 11:02:43,600 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 11:02:43,600 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 11:02:43,600 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 11:02:43,600 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 11:02:43,600 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 11:02:43,600 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 11:02:43,601 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 11:02:43,601 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 11:02:43,601 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 11:02:43,601 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 11:02:43,601 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 11:02:43,601 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 11:02:43,601 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 11:02:43,602 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 11:02:43,602 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 11:02:43,602 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 11:02:43,602 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 11:02:43,602 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 11:02:43,602 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 11:02:43,602 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 11:02:43,603 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 11:02:43,603 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 11:02:43,603 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 11:02:43,603 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 11:02:43,603 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_c31d60af-8ba4-42e5-a42d-42bccb920ec8/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 -> 79f8d22fb07c95427dd318f6d0f74f02d2c9197f [2018-11-28 11:02:43,632 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 11:02:43,642 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 11:02:43,645 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 11:02:43,646 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 11:02:43,646 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 11:02:43,647 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c31d60af-8ba4-42e5-a42d-42bccb920ec8/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label02_true-unreach-call_false-termination.c [2018-11-28 11:02:43,693 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c31d60af-8ba4-42e5-a42d-42bccb920ec8/bin-2019/uautomizer/data/42cea3491/b05c34bf1c774b778436495721cae07c/FLAG452bef3f1 [2018-11-28 11:02:44,129 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 11:02:44,129 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c31d60af-8ba4-42e5-a42d-42bccb920ec8/sv-benchmarks/c/eca-rers2012/Problem02_label02_true-unreach-call_false-termination.c [2018-11-28 11:02:44,141 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c31d60af-8ba4-42e5-a42d-42bccb920ec8/bin-2019/uautomizer/data/42cea3491/b05c34bf1c774b778436495721cae07c/FLAG452bef3f1 [2018-11-28 11:02:44,156 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c31d60af-8ba4-42e5-a42d-42bccb920ec8/bin-2019/uautomizer/data/42cea3491/b05c34bf1c774b778436495721cae07c [2018-11-28 11:02:44,159 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 11:02:44,160 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 11:02:44,161 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 11:02:44,161 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 11:02:44,165 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 11:02:44,166 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:02:44" (1/1) ... [2018-11-28 11:02:44,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e5d7c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:02:44, skipping insertion in model container [2018-11-28 11:02:44,168 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:02:44" (1/1) ... [2018-11-28 11:02:44,174 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 11:02:44,216 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 11:02:44,503 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:02:44,508 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 11:02:44,677 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:02:44,694 INFO L195 MainTranslator]: Completed translation [2018-11-28 11:02:44,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:02:44 WrapperNode [2018-11-28 11:02:44,694 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 11:02:44,695 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 11:02:44,695 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 11:02:44,695 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 11:02:44,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:02:44" (1/1) ... [2018-11-28 11:02:44,717 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:02:44" (1/1) ... [2018-11-28 11:02:44,724 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 11:02:44,725 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 11:02:44,725 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 11:02:44,725 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 11:02:44,734 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:02:44" (1/1) ... [2018-11-28 11:02:44,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:02:44" (1/1) ... [2018-11-28 11:02:44,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:02:44" (1/1) ... [2018-11-28 11:02:44,738 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:02:44" (1/1) ... [2018-11-28 11:02:44,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:02:44" (1/1) ... [2018-11-28 11:02:44,778 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:02:44" (1/1) ... [2018-11-28 11:02:44,782 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:02:44" (1/1) ... [2018-11-28 11:02:44,787 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 11:02:44,788 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 11:02:44,788 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 11:02:44,788 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 11:02:44,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:02:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c31d60af-8ba4-42e5-a42d-42bccb920ec8/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 [2018-11-28 11:02:44,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 11:02:44,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 11:02:44,833 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-28 11:02:44,833 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-28 11:02:44,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 11:02:44,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 11:02:44,834 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 11:02:44,834 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 11:02:45,741 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 11:02:45,742 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 11:02:45,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:02:45 BoogieIcfgContainer [2018-11-28 11:02:45,742 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 11:02:45,743 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 11:02:45,743 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 11:02:45,747 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 11:02:45,747 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:02:44" (1/3) ... [2018-11-28 11:02:45,748 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c5335dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:02:45, skipping insertion in model container [2018-11-28 11:02:45,748 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:02:44" (2/3) ... [2018-11-28 11:02:45,749 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c5335dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:02:45, skipping insertion in model container [2018-11-28 11:02:45,749 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:02:45" (3/3) ... [2018-11-28 11:02:45,751 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label02_true-unreach-call_false-termination.c [2018-11-28 11:02:45,762 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 11:02:45,771 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 11:02:45,788 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 11:02:45,824 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 11:02:45,824 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 11:02:45,825 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 11:02:45,825 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 11:02:45,825 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 11:02:45,825 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 11:02:45,826 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 11:02:45,826 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 11:02:45,826 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 11:02:45,851 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-11-28 11:02:45,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-28 11:02:45,861 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:02:45,862 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] [2018-11-28 11:02:45,864 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:02:45,870 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:02:45,870 INFO L82 PathProgramCache]: Analyzing trace with hash -1049075015, now seen corresponding path program 1 times [2018-11-28 11:02:45,872 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:02:45,873 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:02:45,926 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:45,927 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:02:45,927 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:46,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:02:46,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:02:46,308 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:02:46,309 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 11:02:46,314 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 11:02:46,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 11:02:46,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-28 11:02:46,333 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 4 states. [2018-11-28 11:02:47,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:02:47,331 INFO L93 Difference]: Finished difference Result 784 states and 1369 transitions. [2018-11-28 11:02:47,332 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 11:02:47,333 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 99 [2018-11-28 11:02:47,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:02:47,350 INFO L225 Difference]: With dead ends: 784 [2018-11-28 11:02:47,350 INFO L226 Difference]: Without dead ends: 472 [2018-11-28 11:02:47,356 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-28 11:02:47,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 472 states. [2018-11-28 11:02:47,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 472 to 321. [2018-11-28 11:02:47,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 321 states. [2018-11-28 11:02:47,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 468 transitions. [2018-11-28 11:02:47,417 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 468 transitions. Word has length 99 [2018-11-28 11:02:47,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:02:47,418 INFO L480 AbstractCegarLoop]: Abstraction has 321 states and 468 transitions. [2018-11-28 11:02:47,418 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 11:02:47,418 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 468 transitions. [2018-11-28 11:02:47,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-28 11:02:47,422 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:02:47,422 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-28 11:02:47,422 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:02:47,423 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:02:47,423 INFO L82 PathProgramCache]: Analyzing trace with hash 30248894, now seen corresponding path program 1 times [2018-11-28 11:02:47,423 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:02:47,423 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:02:47,424 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:47,424 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:02:47,425 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:47,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:02:47,548 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:02:47,548 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:02:47,548 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 11:02:47,550 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 11:02:47,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:02:47,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:02:47,551 INFO L87 Difference]: Start difference. First operand 321 states and 468 transitions. Second operand 3 states. [2018-11-28 11:02:47,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:02:47,922 INFO L93 Difference]: Finished difference Result 934 states and 1385 transitions. [2018-11-28 11:02:47,922 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:02:47,923 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 107 [2018-11-28 11:02:47,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:02:47,927 INFO L225 Difference]: With dead ends: 934 [2018-11-28 11:02:47,928 INFO L226 Difference]: Without dead ends: 619 [2018-11-28 11:02:47,930 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 [2018-11-28 11:02:47,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 619 states. [2018-11-28 11:02:47,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 619 to 614. [2018-11-28 11:02:47,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 614 states. [2018-11-28 11:02:47,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 614 states and 861 transitions. [2018-11-28 11:02:47,965 INFO L78 Accepts]: Start accepts. Automaton has 614 states and 861 transitions. Word has length 107 [2018-11-28 11:02:47,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:02:47,966 INFO L480 AbstractCegarLoop]: Abstraction has 614 states and 861 transitions. [2018-11-28 11:02:47,966 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 11:02:47,966 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 861 transitions. [2018-11-28 11:02:47,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-28 11:02:47,970 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:02:47,970 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:02:47,970 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:02:47,971 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:02:47,971 INFO L82 PathProgramCache]: Analyzing trace with hash 183684818, now seen corresponding path program 1 times [2018-11-28 11:02:47,971 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:02:47,971 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:02:47,972 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:47,972 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:02:47,972 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:47,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:02:48,092 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 32 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-28 11:02:48,093 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:02:48,093 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c31d60af-8ba4-42e5-a42d-42bccb920ec8/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 [2018-11-28 11:02:48,107 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:02:48,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:02:48,192 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:02:48,284 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 37 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:02:48,317 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:02:48,317 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-28 11:02:48,318 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 11:02:48,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 11:02:48,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-28 11:02:48,318 INFO L87 Difference]: Start difference. First operand 614 states and 861 transitions. Second operand 9 states. [2018-11-28 11:02:48,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:02:48,706 INFO L93 Difference]: Finished difference Result 1250 states and 1840 transitions. [2018-11-28 11:02:48,708 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 11:02:48,708 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 136 [2018-11-28 11:02:48,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:02:48,714 INFO L225 Difference]: With dead ends: 1250 [2018-11-28 11:02:48,715 INFO L226 Difference]: Without dead ends: 642 [2018-11-28 11:02:48,717 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 137 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-11-28 11:02:48,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 642 states. [2018-11-28 11:02:48,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 642 to 456. [2018-11-28 11:02:48,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 456 states. [2018-11-28 11:02:48,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 456 states and 628 transitions. [2018-11-28 11:02:48,750 INFO L78 Accepts]: Start accepts. Automaton has 456 states and 628 transitions. Word has length 136 [2018-11-28 11:02:48,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:02:48,750 INFO L480 AbstractCegarLoop]: Abstraction has 456 states and 628 transitions. [2018-11-28 11:02:48,751 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 11:02:48,751 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 628 transitions. [2018-11-28 11:02:48,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-28 11:02:48,753 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:02:48,754 INFO L402 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, 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] [2018-11-28 11:02:48,754 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:02:48,754 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:02:48,754 INFO L82 PathProgramCache]: Analyzing trace with hash -813495268, now seen corresponding path program 1 times [2018-11-28 11:02:48,755 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:02:48,755 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:02:48,755 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:48,756 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:02:48,756 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:48,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:02:48,887 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:02:48,887 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:02:48,887 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 11:02:48,888 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 11:02:48,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 11:02:48,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-28 11:02:48,889 INFO L87 Difference]: Start difference. First operand 456 states and 628 transitions. Second operand 6 states. [2018-11-28 11:02:49,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:02:49,704 INFO L93 Difference]: Finished difference Result 1075 states and 1498 transitions. [2018-11-28 11:02:49,705 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 11:02:49,706 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 168 [2018-11-28 11:02:49,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:02:49,709 INFO L225 Difference]: With dead ends: 1075 [2018-11-28 11:02:49,709 INFO L226 Difference]: Without dead ends: 625 [2018-11-28 11:02:49,711 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 [2018-11-28 11:02:49,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 625 states. [2018-11-28 11:02:49,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 625 to 608. [2018-11-28 11:02:49,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 608 states. [2018-11-28 11:02:49,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 608 states and 800 transitions. [2018-11-28 11:02:49,734 INFO L78 Accepts]: Start accepts. Automaton has 608 states and 800 transitions. Word has length 168 [2018-11-28 11:02:49,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:02:49,735 INFO L480 AbstractCegarLoop]: Abstraction has 608 states and 800 transitions. [2018-11-28 11:02:49,735 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 11:02:49,735 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 800 transitions. [2018-11-28 11:02:49,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-28 11:02:49,739 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:02:49,739 INFO L402 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, 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] [2018-11-28 11:02:49,740 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:02:49,740 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:02:49,740 INFO L82 PathProgramCache]: Analyzing trace with hash -799528492, now seen corresponding path program 1 times [2018-11-28 11:02:49,740 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:02:49,740 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:02:49,741 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:49,741 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:02:49,741 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:49,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:02:49,959 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:02:49,960 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:02:49,960 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c31d60af-8ba4-42e5-a42d-42bccb920ec8/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 [2018-11-28 11:02:49,970 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:02:50,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:02:50,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:02:50,108 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:02:50,141 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 11:02:50,141 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2018-11-28 11:02:50,142 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 11:02:50,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 11:02:50,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-28 11:02:50,142 INFO L87 Difference]: Start difference. First operand 608 states and 800 transitions. Second operand 9 states. [2018-11-28 11:02:51,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:02:51,857 INFO L93 Difference]: Finished difference Result 2377 states and 3260 transitions. [2018-11-28 11:02:51,858 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-28 11:02:51,858 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 169 [2018-11-28 11:02:51,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:02:51,859 INFO L225 Difference]: With dead ends: 2377 [2018-11-28 11:02:51,859 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 11:02:51,863 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 179 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=119, Invalid=223, Unknown=0, NotChecked=0, Total=342 [2018-11-28 11:02:51,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 11:02:51,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 11:02:51,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 11:02:51,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 11:02:51,864 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 169 [2018-11-28 11:02:51,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:02:51,864 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 11:02:51,864 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 11:02:51,865 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 11:02:51,865 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 11:02:51,870 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 11:02:52,268 WARN L180 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 46 [2018-11-28 11:02:52,413 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 39 [2018-11-28 11:02:52,529 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 39 [2018-11-28 11:02:52,531 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 11:02:52,531 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= |old(~a17~0)| ~a17~0)) [2018-11-28 11:02:52,531 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 11:02:52,531 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,532 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,532 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,532 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,532 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,532 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-28 11:02:52,532 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-28 11:02:52,532 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-28 11:02:52,532 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-28 11:02:52,532 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-28 11:02:52,532 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-28 11:02:52,532 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-28 11:02:52,532 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-28 11:02:52,532 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-28 11:02:52,533 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-28 11:02:52,533 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-28 11:02:52,533 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-28 11:02:52,533 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-28 11:02:52,533 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,533 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,533 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,533 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,533 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-28 11:02:52,533 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,533 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-28 11:02:52,534 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-28 11:02:52,534 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-28 11:02:52,534 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-28 11:02:52,534 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-28 11:02:52,534 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-28 11:02:52,534 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-28 11:02:52,534 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-28 11:02:52,534 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-28 11:02:52,534 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-28 11:02:52,534 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-28 11:02:52,535 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-28 11:02:52,535 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-28 11:02:52,535 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-28 11:02:52,535 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-28 11:02:52,535 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,535 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,535 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,535 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,535 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,535 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-28 11:02:52,535 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-28 11:02:52,535 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-28 11:02:52,536 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-28 11:02:52,536 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-28 11:02:52,536 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-28 11:02:52,536 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-28 11:02:52,536 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-28 11:02:52,536 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-28 11:02:52,536 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-28 11:02:52,536 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-28 11:02:52,536 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,536 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,536 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,537 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,537 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,537 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-28 11:02:52,537 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-28 11:02:52,537 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-28 11:02:52,537 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-28 11:02:52,537 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-28 11:02:52,537 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-28 11:02:52,537 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-28 11:02:52,537 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-28 11:02:52,537 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-28 11:02:52,537 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-28 11:02:52,538 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-28 11:02:52,538 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-28 11:02:52,538 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-28 11:02:52,538 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,538 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,538 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,538 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,538 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,538 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-28 11:02:52,538 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-28 11:02:52,538 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-28 11:02:52,538 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-28 11:02:52,539 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-28 11:02:52,539 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-28 11:02:52,539 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-28 11:02:52,539 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-28 11:02:52,539 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-28 11:02:52,539 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-28 11:02:52,539 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-28 11:02:52,539 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-28 11:02:52,539 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-28 11:02:52,539 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-28 11:02:52,539 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-28 11:02:52,539 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-28 11:02:52,540 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,540 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,540 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,540 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,540 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-28 11:02:52,540 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,540 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-28 11:02:52,540 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,540 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-28 11:02:52,540 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-28 11:02:52,540 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-28 11:02:52,540 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,541 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,541 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-28 11:02:52,541 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-28 11:02:52,541 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-28 11:02:52,541 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-28 11:02:52,541 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-28 11:02:52,541 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-28 11:02:52,541 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-28 11:02:52,541 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-28 11:02:52,541 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-28 11:02:52,541 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-28 11:02:52,541 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-28 11:02:52,541 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,542 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,542 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,542 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,542 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,542 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,542 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-28 11:02:52,542 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-28 11:02:52,542 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-28 11:02:52,542 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-28 11:02:52,542 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-28 11:02:52,542 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-28 11:02:52,542 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-28 11:02:52,543 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-28 11:02:52,543 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-28 11:02:52,543 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-28 11:02:52,543 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-28 11:02:52,543 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,543 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,543 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,543 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,543 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,543 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,543 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-28 11:02:52,543 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-28 11:02:52,544 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-28 11:02:52,544 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-28 11:02:52,544 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-28 11:02:52,544 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-28 11:02:52,544 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-28 11:02:52,544 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-28 11:02:52,544 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-28 11:02:52,544 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-28 11:02:52,544 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-28 11:02:52,544 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-28 11:02:52,544 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-28 11:02:52,545 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-28 11:02:52,545 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,545 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,545 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,545 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse8 (< 8 |old(~a17~0)|)) (.cse9 (= |old(~a28~0)| ~a28~0)) (.cse10 (= |old(~a17~0)| ~a17~0))) (let ((.cse1 (and (= 1 |old(~a11~0)|) (= |old(~a11~0)| |old(~a19~0)|))) (.cse6 (= 8 |old(~a28~0)|)) (.cse0 (and .cse9 .cse10 (or (not (= ~a19~0 ~a11~0)) (not (= 1 ~a19~0))))) (.cse7 (and .cse9 .cse10)) (.cse3 (= 11 |old(~a28~0)|)) (.cse5 (or (not (= 1 |old(~a25~0)|)) .cse8)) (.cse4 (and .cse9 .cse10 (= 1 ~a25~0))) (.cse2 (not (= |old(~a17~0)| 8)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse3) (or .cse6 .cse7 .cse2 .cse3) (or .cse1 .cse6 .cse8 .cse3 .cse0) (or (< |old(~a28~0)| 10) .cse7 .cse8 .cse3) (or .cse5 .cse4 .cse2)))) [2018-11-28 11:02:52,545 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,545 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,545 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,545 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-28 11:02:52,546 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-28 11:02:52,546 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-28 11:02:52,546 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-28 11:02:52,546 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-28 11:02:52,546 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-28 11:02:52,546 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-28 11:02:52,546 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-28 11:02:52,546 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-28 11:02:52,546 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-28 11:02:52,546 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-28 11:02:52,546 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-28 11:02:52,546 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-28 11:02:52,546 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,546 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,546 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,546 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,547 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,547 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,547 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-28 11:02:52,547 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-28 11:02:52,547 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 451) no Hoare annotation was computed. [2018-11-28 11:02:52,547 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-28 11:02:52,547 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-28 11:02:52,547 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-28 11:02:52,547 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-28 11:02:52,547 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-28 11:02:52,547 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-28 11:02:52,547 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-28 11:02:52,547 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-28 11:02:52,547 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-28 11:02:52,547 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-28 11:02:52,547 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-28 11:02:52,547 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-28 11:02:52,547 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-28 11:02:52,547 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-11-28 11:02:52,547 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,548 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,548 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,548 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,548 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:02:52,548 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-28 11:02:52,548 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-28 11:02:52,548 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-28 11:02:52,548 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-28 11:02:52,548 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-28 11:02:52,548 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-28 11:02:52,548 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-28 11:02:52,548 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-28 11:02:52,548 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-28 11:02:52,548 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-28 11:02:52,548 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-28 11:02:52,548 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-28 11:02:52,548 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-28 11:02:52,548 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-28 11:02:52,548 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-28 11:02:52,548 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-28 11:02:52,548 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-28 11:02:52,549 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-28 11:02:52,549 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-28 11:02:52,549 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 11:02:52,549 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a28~0 8)) (not (= ~a19~0 ~a11~0)) (<= ~a17~0 8) (not (= ~a28~0 11))) [2018-11-28 11:02:52,549 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 11:02:52,549 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 11:02:52,549 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (= 8 |old(~a28~0)|) (= |old(~a11~0)| |old(~a19~0)|) (< 8 |old(~a17~0)|) (and (= |old(~a28~0)| ~a28~0) (= |old(~a17~0)| ~a17~0) (not (= ~a19~0 ~a11~0))) (= 11 |old(~a28~0)|)) [2018-11-28 11:02:52,549 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse5 (or (not (= ~a19~0 ~a11~0)) (not (= 1 ~a19~0)))) (.cse2 (= 1 ~a25~0)) (.cse6 (<= ~a17~0 8)) (.cse0 (= |old(~a17~0)| 8)) (.cse1 (= |old(~a17~0)| ~a17~0)) (.cse3 (not (= ~a28~0 8))) (.cse4 (not (= ~a28~0 11)))) (or (and .cse0 .cse1 .cse2) (and .cse1 .cse3 .cse4 .cse5) (and .cse0 (<= 10 ~a28~0) .cse6 .cse4) (= 11 |old(~a28~0)|) (= 8 |old(~a28~0)|) (and .cse0 .cse1 .cse4 .cse5) (= |old(~a11~0)| |old(~a19~0)|) (< 8 |old(~a17~0)|) (and .cse0 .cse3 .cse2 .cse6 .cse4) (and .cse0 .cse1 .cse3 .cse4))) [2018-11-28 11:02:52,549 INFO L448 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2018-11-28 11:02:52,549 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-28 11:02:52,549 INFO L444 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse5 (or (not (= ~a19~0 ~a11~0)) (not (= 1 ~a19~0)))) (.cse2 (= 1 ~a25~0)) (.cse6 (<= ~a17~0 8)) (.cse0 (= |old(~a17~0)| 8)) (.cse1 (= |old(~a17~0)| ~a17~0)) (.cse3 (not (= ~a28~0 8))) (.cse4 (not (= ~a28~0 11)))) (or (and .cse0 .cse1 .cse2) (and .cse1 .cse3 .cse4 .cse5) (and .cse0 (<= 10 ~a28~0) .cse6 .cse4) (= 11 |old(~a28~0)|) (= 8 |old(~a28~0)|) (and .cse0 .cse1 .cse4 .cse5) (= |old(~a11~0)| |old(~a19~0)|) (< 8 |old(~a17~0)|) (and .cse0 .cse3 .cse2 .cse6 .cse4) (and .cse0 .cse1 .cse3 .cse4))) [2018-11-28 11:02:52,549 INFO L448 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-28 11:02:52,549 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-28 11:02:52,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 11:02:52 BoogieIcfgContainer [2018-11-28 11:02:52,563 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 11:02:52,563 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 11:02:52,563 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 11:02:52,564 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 11:02:52,564 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:02:45" (3/4) ... [2018-11-28 11:02:52,568 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 11:02:52,573 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 11:02:52,573 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-28 11:02:52,573 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 11:02:52,583 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-28 11:02:52,584 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-28 11:02:52,612 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((\old(a17) == 8 && \old(a17) == a17) && 1 == a25) || (((\old(a17) == a17 && !(a28 == 8)) && !(a28 == 11)) && (!(a19 == a11) || !(1 == a19)))) || (((\old(a17) == 8 && 10 <= a28) && a17 <= 8) && !(a28 == 11))) || 11 == \old(a28)) || 8 == \old(a28)) || (((\old(a17) == 8 && \old(a17) == a17) && !(a28 == 11)) && (!(a19 == a11) || !(1 == a19)))) || \old(a11) == \old(a19)) || 8 < \old(a17)) || ((((\old(a17) == 8 && !(a28 == 8)) && 1 == a25) && a17 <= 8) && !(a28 == 11))) || (((\old(a17) == 8 && \old(a17) == a17) && !(a28 == 8)) && !(a28 == 11)) [2018-11-28 11:02:52,686 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c31d60af-8ba4-42e5-a42d-42bccb920ec8/bin-2019/uautomizer/witness.graphml [2018-11-28 11:02:52,686 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 11:02:52,687 INFO L168 Benchmark]: Toolchain (without parser) took 8527.39 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 230.7 MB). Free memory was 953.4 MB in the beginning and 955.2 MB in the end (delta: -1.8 MB). Peak memory consumption was 228.9 MB. Max. memory is 11.5 GB. [2018-11-28 11:02:52,687 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 982.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:02:52,687 INFO L168 Benchmark]: CACSL2BoogieTranslator took 533.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 953.4 MB in the beginning and 1.1 GB in the end (delta: -167.0 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-11-28 11:02:52,688 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.33 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: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 11.5 GB. [2018-11-28 11:02:52,688 INFO L168 Benchmark]: Boogie Preprocessor took 62.58 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-28 11:02:52,688 INFO L168 Benchmark]: RCFGBuilder took 954.15 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: 100.7 MB). Peak memory consumption was 100.7 MB. Max. memory is 11.5 GB. [2018-11-28 11:02:52,688 INFO L168 Benchmark]: TraceAbstraction took 6820.13 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 98.6 MB). Free memory was 1.0 GB in the beginning and 975.9 MB in the end (delta: 37.4 MB). Peak memory consumption was 136.0 MB. Max. memory is 11.5 GB. [2018-11-28 11:02:52,688 INFO L168 Benchmark]: Witness Printer took 122.35 ms. Allocated memory is still 1.3 GB. Free memory was 975.9 MB in the beginning and 955.2 MB in the end (delta: 20.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2018-11-28 11:02:52,690 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 982.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 533.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 953.4 MB in the beginning and 1.1 GB in the end (delta: -167.0 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.33 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: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 62.58 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 954.15 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: 100.7 MB). Peak memory consumption was 100.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6820.13 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 98.6 MB). Free memory was 1.0 GB in the beginning and 975.9 MB in the end (delta: 37.4 MB). Peak memory consumption was 136.0 MB. Max. memory is 11.5 GB. * Witness Printer took 122.35 ms. Allocated memory is still 1.3 GB. Free memory was 975.9 MB in the beginning and 955.2 MB in the end (delta: 20.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 451]: 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: ((((((((((\old(a17) == 8 && \old(a17) == a17) && 1 == a25) || (((\old(a17) == a17 && !(a28 == 8)) && !(a28 == 11)) && (!(a19 == a11) || !(1 == a19)))) || (((\old(a17) == 8 && 10 <= a28) && a17 <= 8) && !(a28 == 11))) || 11 == \old(a28)) || 8 == \old(a28)) || (((\old(a17) == 8 && \old(a17) == a17) && !(a28 == 11)) && (!(a19 == a11) || !(1 == a19)))) || \old(a11) == \old(a19)) || 8 < \old(a17)) || ((((\old(a17) == 8 && !(a28 == 8)) && 1 == a25) && a17 <= 8) && !(a28 == 11))) || (((\old(a17) == 8 && \old(a17) == a17) && !(a28 == 8)) && !(a28 == 11)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 6.7s OverallTime, 5 OverallIterations, 3 TraceHistogramMax, 4.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 471 SDtfs, 2979 SDslu, 247 SDs, 0 SdLazy, 3678 SolverSat, 903 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 366 GetRequests, 323 SyntacticMatches, 7 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=614occurred in iteration=2, 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: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 359 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 34 PreInvPairs, 62 NumberOfFragments, 426 HoareAnnotationTreeSize, 34 FomulaSimplifications, 3215 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1010 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 984 NumberOfCodeBlocks, 984 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 977 ConstructedInterpolants, 0 QuantifiedInterpolants, 489481 SizeOfPredicates, 2 NumberOfNonLiveVariables, 763 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 7 InterpolantComputations, 4 PerfectInterpolantSequences, 210/279 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...