./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label10_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5817eacb-430f-459f-b251-c65609bbab54/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5817eacb-430f-459f-b251-c65609bbab54/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5817eacb-430f-459f-b251-c65609bbab54/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5817eacb-430f-459f-b251-c65609bbab54/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label10_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5817eacb-430f-459f-b251-c65609bbab54/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5817eacb-430f-459f-b251-c65609bbab54/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 ebfe45d4aa38a1256db2ee760b5b480b689c30c4 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 22:28:07,714 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 22:28:07,715 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 22:28:07,728 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 22:28:07,730 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 22:28:07,731 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 22:28:07,732 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 22:28:07,733 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 22:28:07,734 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 22:28:07,735 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 22:28:07,736 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 22:28:07,736 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 22:28:07,737 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 22:28:07,737 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 22:28:07,738 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 22:28:07,739 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 22:28:07,740 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 22:28:07,742 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 22:28:07,743 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 22:28:07,745 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 22:28:07,745 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 22:28:07,746 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 22:28:07,749 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 22:28:07,749 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 22:28:07,749 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 22:28:07,750 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 22:28:07,751 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 22:28:07,752 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 22:28:07,752 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 22:28:07,754 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 22:28:07,754 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 22:28:07,754 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 22:28:07,754 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 22:28:07,755 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 22:28:07,755 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 22:28:07,756 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 22:28:07,756 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5817eacb-430f-459f-b251-c65609bbab54/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-10-26 22:28:07,767 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 22:28:07,768 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 22:28:07,768 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 22:28:07,768 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 22:28:07,769 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 22:28:07,769 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 22:28:07,769 INFO L133 SettingsManager]: * Use SBE=true [2018-10-26 22:28:07,769 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 22:28:07,770 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 22:28:07,770 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 22:28:07,770 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 22:28:07,770 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 22:28:07,770 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 22:28:07,770 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 22:28:07,770 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 22:28:07,771 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 22:28:07,771 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 22:28:07,771 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 22:28:07,771 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 22:28:07,773 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 22:28:07,773 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 22:28:07,773 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 22:28:07,773 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 22:28:07,774 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 22:28:07,774 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 22:28:07,774 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 22:28:07,774 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-26 22:28:07,774 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 22:28:07,774 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 22:28:07,774 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_5817eacb-430f-459f-b251-c65609bbab54/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 -> ebfe45d4aa38a1256db2ee760b5b480b689c30c4 [2018-10-26 22:28:07,802 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 22:28:07,812 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 22:28:07,814 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 22:28:07,816 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 22:28:07,816 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 22:28:07,817 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5817eacb-430f-459f-b251-c65609bbab54/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label10_true-unreach-call_false-termination.c [2018-10-26 22:28:07,861 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5817eacb-430f-459f-b251-c65609bbab54/bin-2019/uautomizer/data/72edbee14/0da923ae9b0e41ac978147f53c5d7c34/FLAGedfc739a2 [2018-10-26 22:28:08,356 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 22:28:08,357 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5817eacb-430f-459f-b251-c65609bbab54/sv-benchmarks/c/eca-rers2012/Problem02_label10_true-unreach-call_false-termination.c [2018-10-26 22:28:08,366 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5817eacb-430f-459f-b251-c65609bbab54/bin-2019/uautomizer/data/72edbee14/0da923ae9b0e41ac978147f53c5d7c34/FLAGedfc739a2 [2018-10-26 22:28:08,378 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5817eacb-430f-459f-b251-c65609bbab54/bin-2019/uautomizer/data/72edbee14/0da923ae9b0e41ac978147f53c5d7c34 [2018-10-26 22:28:08,381 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 22:28:08,382 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-26 22:28:08,383 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 22:28:08,383 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 22:28:08,386 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 22:28:08,387 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:28:08" (1/1) ... [2018-10-26 22:28:08,389 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3eefe3b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:28:08, skipping insertion in model container [2018-10-26 22:28:08,389 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:28:08" (1/1) ... [2018-10-26 22:28:08,397 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 22:28:08,434 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 22:28:08,713 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:28:08,717 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 22:28:08,847 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:28:08,862 INFO L193 MainTranslator]: Completed translation [2018-10-26 22:28:08,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:28:08 WrapperNode [2018-10-26 22:28:08,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 22:28:08,863 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 22:28:08,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 22:28:08,863 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 22:28:08,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:28:08" (1/1) ... [2018-10-26 22:28:08,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:28:08" (1/1) ... [2018-10-26 22:28:08,887 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:28:08" (1/1) ... [2018-10-26 22:28:08,887 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:28:08" (1/1) ... [2018-10-26 22:28:08,913 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:28:08" (1/1) ... [2018-10-26 22:28:09,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:28:08" (1/1) ... [2018-10-26 22:28:09,034 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:28:08" (1/1) ... [2018-10-26 22:28:09,043 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 22:28:09,045 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 22:28:09,045 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 22:28:09,046 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 22:28:09,046 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:28:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5817eacb-430f-459f-b251-c65609bbab54/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 [2018-10-26 22:28:09,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 22:28:09,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 22:28:09,098 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-26 22:28:09,098 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 22:28:09,098 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-26 22:28:09,099 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-10-26 22:28:09,099 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-10-26 22:28:09,099 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 22:28:09,099 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 22:28:09,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 22:28:09,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 22:28:11,749 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 22:28:11,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:28:11 BoogieIcfgContainer [2018-10-26 22:28:11,750 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 22:28:11,751 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 22:28:11,751 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 22:28:11,758 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 22:28:11,761 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 10:28:08" (1/3) ... [2018-10-26 22:28:11,764 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4982c3d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 10:28:11, skipping insertion in model container [2018-10-26 22:28:11,764 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:28:08" (2/3) ... [2018-10-26 22:28:11,767 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4982c3d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 10:28:11, skipping insertion in model container [2018-10-26 22:28:11,767 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:28:11" (3/3) ... [2018-10-26 22:28:11,769 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label10_true-unreach-call_false-termination.c [2018-10-26 22:28:11,777 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 22:28:11,785 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 22:28:11,798 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 22:28:11,826 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 22:28:11,827 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 22:28:11,827 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 22:28:11,827 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 22:28:11,827 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 22:28:11,828 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 22:28:11,828 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 22:28:11,828 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 22:28:11,828 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 22:28:11,846 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-10-26 22:28:11,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-26 22:28:11,857 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:28:11,858 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:28:11,861 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:28:11,865 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:28:11,865 INFO L82 PathProgramCache]: Analyzing trace with hash -773755248, now seen corresponding path program 1 times [2018-10-26 22:28:11,867 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 22:28:11,867 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 22:28:11,906 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:28:11,906 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:28:11,906 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:28:12,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:28:12,373 WARN L179 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 4 [2018-10-26 22:28:12,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:28:12,679 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:28:12,680 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 22:28:12,685 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 22:28:12,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 22:28:12,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 22:28:12,701 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 4 states. [2018-10-26 22:28:14,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:28:14,369 INFO L93 Difference]: Finished difference Result 774 states and 1357 transitions. [2018-10-26 22:28:14,371 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 22:28:14,372 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 142 [2018-10-26 22:28:14,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:28:14,388 INFO L225 Difference]: With dead ends: 774 [2018-10-26 22:28:14,388 INFO L226 Difference]: Without dead ends: 531 [2018-10-26 22:28:14,393 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 22:28:14,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 531 states. [2018-10-26 22:28:14,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 531 to 529. [2018-10-26 22:28:14,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 529 states. [2018-10-26 22:28:14,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 529 states and 922 transitions. [2018-10-26 22:28:14,455 INFO L78 Accepts]: Start accepts. Automaton has 529 states and 922 transitions. Word has length 142 [2018-10-26 22:28:14,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:28:14,456 INFO L481 AbstractCegarLoop]: Abstraction has 529 states and 922 transitions. [2018-10-26 22:28:14,456 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 22:28:14,456 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 922 transitions. [2018-10-26 22:28:14,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-26 22:28:14,463 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:28:14,464 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:28:14,464 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:28:14,464 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:28:14,464 INFO L82 PathProgramCache]: Analyzing trace with hash -309014567, now seen corresponding path program 1 times [2018-10-26 22:28:14,464 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 22:28:14,465 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 22:28:14,465 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:28:14,466 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:28:14,466 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:28:14,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:28:14,648 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:28:14,648 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:28:14,648 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 22:28:14,650 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 22:28:14,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 22:28:14,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-26 22:28:14,651 INFO L87 Difference]: Start difference. First operand 529 states and 922 transitions. Second operand 6 states. [2018-10-26 22:28:16,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:28:16,121 INFO L93 Difference]: Finished difference Result 1284 states and 2274 transitions. [2018-10-26 22:28:16,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-26 22:28:16,124 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 164 [2018-10-26 22:28:16,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:28:16,132 INFO L225 Difference]: With dead ends: 1284 [2018-10-26 22:28:16,132 INFO L226 Difference]: Without dead ends: 761 [2018-10-26 22:28:16,135 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-10-26 22:28:16,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 761 states. [2018-10-26 22:28:16,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 761 to 742. [2018-10-26 22:28:16,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 742 states. [2018-10-26 22:28:16,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 742 states and 1199 transitions. [2018-10-26 22:28:16,205 INFO L78 Accepts]: Start accepts. Automaton has 742 states and 1199 transitions. Word has length 164 [2018-10-26 22:28:16,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:28:16,207 INFO L481 AbstractCegarLoop]: Abstraction has 742 states and 1199 transitions. [2018-10-26 22:28:16,208 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 22:28:16,208 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1199 transitions. [2018-10-26 22:28:16,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-10-26 22:28:16,213 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:28:16,213 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:28:16,214 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:28:16,215 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:28:16,215 INFO L82 PathProgramCache]: Analyzing trace with hash -1423050670, now seen corresponding path program 1 times [2018-10-26 22:28:16,215 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 22:28:16,215 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 22:28:16,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:28:16,216 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:28:16,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:28:16,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:28:16,704 WARN L179 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-10-26 22:28:16,889 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-26 22:28:16,939 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:28:16,940 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:28:16,940 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-26 22:28:16,940 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-26 22:28:16,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-26 22:28:16,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-26 22:28:16,941 INFO L87 Difference]: Start difference. First operand 742 states and 1199 transitions. Second operand 5 states. [2018-10-26 22:28:19,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:28:19,582 INFO L93 Difference]: Finished difference Result 1625 states and 2665 transitions. [2018-10-26 22:28:19,582 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 22:28:19,582 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 169 [2018-10-26 22:28:19,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:28:19,586 INFO L225 Difference]: With dead ends: 1625 [2018-10-26 22:28:19,586 INFO L226 Difference]: Without dead ends: 741 [2018-10-26 22:28:19,596 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-26 22:28:19,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 741 states. [2018-10-26 22:28:19,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 741 to 741. [2018-10-26 22:28:19,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 741 states. [2018-10-26 22:28:19,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 741 states and 1181 transitions. [2018-10-26 22:28:19,620 INFO L78 Accepts]: Start accepts. Automaton has 741 states and 1181 transitions. Word has length 169 [2018-10-26 22:28:19,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:28:19,620 INFO L481 AbstractCegarLoop]: Abstraction has 741 states and 1181 transitions. [2018-10-26 22:28:19,620 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-26 22:28:19,620 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1181 transitions. [2018-10-26 22:28:19,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-10-26 22:28:19,626 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:28:19,626 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:28:19,627 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:28:19,627 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:28:19,627 INFO L82 PathProgramCache]: Analyzing trace with hash 192175635, now seen corresponding path program 1 times [2018-10-26 22:28:19,627 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 22:28:19,627 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 22:28:19,628 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:28:19,630 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:28:19,630 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:28:19,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:28:19,928 WARN L179 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-26 22:28:19,992 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:28:19,993 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:28:19,993 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 22:28:19,993 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 22:28:19,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 22:28:19,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-26 22:28:19,994 INFO L87 Difference]: Start difference. First operand 741 states and 1181 transitions. Second operand 6 states. [2018-10-26 22:28:21,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:28:21,545 INFO L93 Difference]: Finished difference Result 2329 states and 3898 transitions. [2018-10-26 22:28:21,546 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-26 22:28:21,547 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 197 [2018-10-26 22:28:21,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:28:21,555 INFO L225 Difference]: With dead ends: 2329 [2018-10-26 22:28:21,555 INFO L226 Difference]: Without dead ends: 1594 [2018-10-26 22:28:21,559 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-10-26 22:28:21,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1594 states. [2018-10-26 22:28:21,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1594 to 1552. [2018-10-26 22:28:21,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1552 states. [2018-10-26 22:28:21,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1552 states and 2380 transitions. [2018-10-26 22:28:21,603 INFO L78 Accepts]: Start accepts. Automaton has 1552 states and 2380 transitions. Word has length 197 [2018-10-26 22:28:21,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:28:21,604 INFO L481 AbstractCegarLoop]: Abstraction has 1552 states and 2380 transitions. [2018-10-26 22:28:21,604 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 22:28:21,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 2380 transitions. [2018-10-26 22:28:21,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-10-26 22:28:21,610 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:28:21,610 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:28:21,611 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:28:21,611 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:28:21,611 INFO L82 PathProgramCache]: Analyzing trace with hash 36195093, now seen corresponding path program 1 times [2018-10-26 22:28:21,611 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 22:28:21,612 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 22:28:21,613 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:28:21,613 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:28:21,613 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:28:21,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:28:21,836 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 22:28:21,837 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 22:28:21,837 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5817eacb-430f-459f-b251-c65609bbab54/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 [2018-10-26 22:28:21,844 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:28:21,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:28:21,915 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:28:22,100 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:28:22,128 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 22:28:22,128 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2018-10-26 22:28:22,129 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-26 22:28:22,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-26 22:28:22,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-10-26 22:28:22,130 INFO L87 Difference]: Start difference. First operand 1552 states and 2380 transitions. Second operand 5 states. [2018-10-26 22:28:23,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:28:23,547 INFO L93 Difference]: Finished difference Result 3664 states and 5903 transitions. [2018-10-26 22:28:23,550 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-26 22:28:23,550 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 197 [2018-10-26 22:28:23,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:28:23,551 INFO L225 Difference]: With dead ends: 3664 [2018-10-26 22:28:23,551 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 22:28:23,561 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 198 SyntacticMatches, 3 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-10-26 22:28:23,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 22:28:23,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 22:28:23,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 22:28:23,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 22:28:23,562 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 197 [2018-10-26 22:28:23,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:28:23,562 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 22:28:23,562 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-26 22:28:23,563 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 22:28:23,563 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 22:28:23,568 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 22:28:24,057 WARN L179 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 44 [2018-10-26 22:28:24,184 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-26 22:28:24,184 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= |old(~a17~0)| ~a17~0) (= |old(~a25~0)| ~a25~0)) [2018-10-26 22:28:24,184 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-26 22:28:24,185 INFO L425 ceAbstractionStarter]: For program point L564(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,185 INFO L425 ceAbstractionStarter]: For program point L531(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,185 INFO L425 ceAbstractionStarter]: For program point L498(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,185 INFO L425 ceAbstractionStarter]: For program point L465(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,185 INFO L425 ceAbstractionStarter]: For program point L432(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,185 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-10-26 22:28:24,185 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-10-26 22:28:24,186 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-10-26 22:28:24,186 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-10-26 22:28:24,186 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-10-26 22:28:24,186 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-10-26 22:28:24,186 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-10-26 22:28:24,186 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-10-26 22:28:24,186 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-10-26 22:28:24,186 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-10-26 22:28:24,186 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-10-26 22:28:24,186 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-10-26 22:28:24,186 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-10-26 22:28:24,186 INFO L425 ceAbstractionStarter]: For program point L567(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,186 INFO L425 ceAbstractionStarter]: For program point L534(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,186 INFO L425 ceAbstractionStarter]: For program point L501(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,187 INFO L425 ceAbstractionStarter]: For program point L468(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,187 INFO L425 ceAbstractionStarter]: For program point L435(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,187 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-10-26 22:28:24,187 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-10-26 22:28:24,187 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-10-26 22:28:24,187 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-10-26 22:28:24,187 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-10-26 22:28:24,187 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-10-26 22:28:24,187 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-10-26 22:28:24,187 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-10-26 22:28:24,187 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-10-26 22:28:24,187 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-10-26 22:28:24,188 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-10-26 22:28:24,188 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-10-26 22:28:24,188 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-10-26 22:28:24,188 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-10-26 22:28:24,188 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-10-26 22:28:24,188 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-10-26 22:28:24,188 INFO L425 ceAbstractionStarter]: For program point L570(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,188 INFO L425 ceAbstractionStarter]: For program point L537(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,188 INFO L425 ceAbstractionStarter]: For program point L504(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,188 INFO L425 ceAbstractionStarter]: For program point L471(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,188 INFO L425 ceAbstractionStarter]: For program point L438(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,188 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-10-26 22:28:24,188 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-10-26 22:28:24,189 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-10-26 22:28:24,189 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-10-26 22:28:24,189 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-10-26 22:28:24,189 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-10-26 22:28:24,189 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-10-26 22:28:24,189 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-10-26 22:28:24,189 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-10-26 22:28:24,189 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-10-26 22:28:24,189 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-10-26 22:28:24,189 INFO L425 ceAbstractionStarter]: For program point L573(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,189 INFO L425 ceAbstractionStarter]: For program point L540(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,189 INFO L425 ceAbstractionStarter]: For program point L507(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,189 INFO L425 ceAbstractionStarter]: For program point L474(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,189 INFO L425 ceAbstractionStarter]: For program point L441(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,190 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-10-26 22:28:24,190 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-10-26 22:28:24,190 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-10-26 22:28:24,190 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-10-26 22:28:24,190 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-10-26 22:28:24,190 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-10-26 22:28:24,190 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-10-26 22:28:24,190 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-10-26 22:28:24,190 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-10-26 22:28:24,190 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-10-26 22:28:24,190 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-10-26 22:28:24,190 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-10-26 22:28:24,190 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-10-26 22:28:24,191 INFO L425 ceAbstractionStarter]: For program point L543(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,191 INFO L425 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,191 INFO L425 ceAbstractionStarter]: For program point L510(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,191 INFO L425 ceAbstractionStarter]: For program point L477(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,191 INFO L425 ceAbstractionStarter]: For program point L444(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,191 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-10-26 22:28:24,191 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-10-26 22:28:24,191 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-10-26 22:28:24,199 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-10-26 22:28:24,199 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-10-26 22:28:24,200 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-10-26 22:28:24,200 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-10-26 22:28:24,200 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-10-26 22:28:24,200 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-10-26 22:28:24,200 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-10-26 22:28:24,200 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-10-26 22:28:24,200 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-10-26 22:28:24,200 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-10-26 22:28:24,200 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-10-26 22:28:24,200 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-10-26 22:28:24,200 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-10-26 22:28:24,200 INFO L425 ceAbstractionStarter]: For program point L579(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,201 INFO L425 ceAbstractionStarter]: For program point L546(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,201 INFO L425 ceAbstractionStarter]: For program point L513(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,201 INFO L425 ceAbstractionStarter]: For program point L480(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,201 INFO L425 ceAbstractionStarter]: For program point L447(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,201 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-10-26 22:28:24,201 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-10-26 22:28:24,201 INFO L425 ceAbstractionStarter]: For program point L414-1(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,201 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-10-26 22:28:24,201 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-10-26 22:28:24,201 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-10-26 22:28:24,201 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,202 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,202 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-10-26 22:28:24,202 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-10-26 22:28:24,202 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-10-26 22:28:24,202 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-10-26 22:28:24,202 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-10-26 22:28:24,202 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-10-26 22:28:24,202 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-10-26 22:28:24,202 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-10-26 22:28:24,202 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-10-26 22:28:24,202 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-10-26 22:28:24,202 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-10-26 22:28:24,203 INFO L425 ceAbstractionStarter]: For program point L582(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,203 INFO L425 ceAbstractionStarter]: For program point L549(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,203 INFO L425 ceAbstractionStarter]: For program point L516(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,203 INFO L425 ceAbstractionStarter]: For program point L483(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,203 INFO L425 ceAbstractionStarter]: For program point L450(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,203 INFO L425 ceAbstractionStarter]: For program point L417(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,203 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-10-26 22:28:24,211 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-10-26 22:28:24,211 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-10-26 22:28:24,211 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-10-26 22:28:24,211 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-10-26 22:28:24,211 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-10-26 22:28:24,211 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-10-26 22:28:24,211 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-10-26 22:28:24,211 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-10-26 22:28:24,212 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-10-26 22:28:24,212 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-10-26 22:28:24,212 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 577) no Hoare annotation was computed. [2018-10-26 22:28:24,212 INFO L425 ceAbstractionStarter]: For program point L585(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,212 INFO L425 ceAbstractionStarter]: For program point L552(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,212 INFO L425 ceAbstractionStarter]: For program point L519(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,212 INFO L425 ceAbstractionStarter]: For program point L486(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,212 INFO L425 ceAbstractionStarter]: For program point L453(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,212 INFO L425 ceAbstractionStarter]: For program point L420(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,212 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-10-26 22:28:24,212 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-10-26 22:28:24,213 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-10-26 22:28:24,213 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-10-26 22:28:24,213 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-10-26 22:28:24,213 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-10-26 22:28:24,213 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-10-26 22:28:24,213 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-10-26 22:28:24,213 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-10-26 22:28:24,213 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-10-26 22:28:24,213 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-10-26 22:28:24,213 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-10-26 22:28:24,213 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-10-26 22:28:24,213 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-10-26 22:28:24,213 INFO L425 ceAbstractionStarter]: For program point L588(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,214 INFO L425 ceAbstractionStarter]: For program point L555(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,214 INFO L425 ceAbstractionStarter]: For program point L522(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,214 INFO L425 ceAbstractionStarter]: For program point L489(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,214 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse2 (= |old(~a28~0)| ~a28~0))) (let ((.cse1 (and .cse2 (= |old(~a17~0)| ~a17~0) (= |old(~a25~0)| ~a25~0))) (.cse0 (not (= 1 ~a21~0)))) (and (or .cse0 .cse1 (= |old(~a17~0)| |old(~a28~0)|)) (or .cse0 (< |old(~a17~0)| 8) (= 10 |old(~a28~0)|) .cse1) (or .cse0 (not (= 7 |old(~a28~0)|)) (not (= 1 |old(~a25~0)|)) (not (= 1 |old(~a19~0)|)) (not (= 1 |old(~a11~0)|)) (and .cse2 (= 1 ~a11~0) (= 7 ~a17~0) (= 1 ~a25~0) (= 1 ~a19~0)) (not (= 7 |old(~a17~0)|)))))) [2018-10-26 22:28:24,214 INFO L425 ceAbstractionStarter]: For program point L456(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,214 INFO L425 ceAbstractionStarter]: For program point L423(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,214 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-10-26 22:28:24,214 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-10-26 22:28:24,215 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-10-26 22:28:24,215 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-10-26 22:28:24,215 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-10-26 22:28:24,215 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-10-26 22:28:24,215 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-10-26 22:28:24,215 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-10-26 22:28:24,215 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-10-26 22:28:24,224 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-10-26 22:28:24,224 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-10-26 22:28:24,224 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-10-26 22:28:24,224 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-10-26 22:28:24,224 INFO L425 ceAbstractionStarter]: For program point L591(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,224 INFO L425 ceAbstractionStarter]: For program point L558(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,225 INFO L425 ceAbstractionStarter]: For program point L525(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,225 INFO L425 ceAbstractionStarter]: For program point L492(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,225 INFO L425 ceAbstractionStarter]: For program point L459(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,225 INFO L425 ceAbstractionStarter]: For program point L426(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,225 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-10-26 22:28:24,225 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-10-26 22:28:24,225 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-10-26 22:28:24,225 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-10-26 22:28:24,225 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-10-26 22:28:24,225 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-10-26 22:28:24,225 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-10-26 22:28:24,225 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-10-26 22:28:24,226 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-10-26 22:28:24,226 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-10-26 22:28:24,226 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-10-26 22:28:24,226 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-10-26 22:28:24,226 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-10-26 22:28:24,226 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-10-26 22:28:24,226 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-10-26 22:28:24,226 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 596) no Hoare annotation was computed. [2018-10-26 22:28:24,226 INFO L425 ceAbstractionStarter]: For program point L561(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,226 INFO L425 ceAbstractionStarter]: For program point L528(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,226 INFO L425 ceAbstractionStarter]: For program point L495(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,226 INFO L425 ceAbstractionStarter]: For program point L462(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,227 INFO L425 ceAbstractionStarter]: For program point L429(lines 29 598) no Hoare annotation was computed. [2018-10-26 22:28:24,227 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-10-26 22:28:24,227 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-10-26 22:28:24,227 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-10-26 22:28:24,227 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-10-26 22:28:24,227 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-10-26 22:28:24,227 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-10-26 22:28:24,227 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-10-26 22:28:24,227 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-10-26 22:28:24,227 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-10-26 22:28:24,227 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-10-26 22:28:24,227 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-10-26 22:28:24,227 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-10-26 22:28:24,228 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-10-26 22:28:24,228 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-10-26 22:28:24,228 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-10-26 22:28:24,228 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-10-26 22:28:24,228 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-10-26 22:28:24,228 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-10-26 22:28:24,228 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-10-26 22:28:24,228 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 22:28:24,228 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a28~0 ~a17~0)) (<= 8 ~a17~0) (not (= ~a25~0 1)) (= ~a21~0 1) (not (= ~a28~0 10))) [2018-10-26 22:28:24,228 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-26 22:28:24,228 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 22:28:24,229 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (< |old(~a17~0)| 8) (= 10 |old(~a28~0)|) (and (= |old(~a28~0)| ~a28~0) (= |old(~a17~0)| ~a17~0) (= |old(~a25~0)| ~a25~0)) (= |old(~a17~0)| |old(~a28~0)|) (= 1 |old(~a25~0)|)) [2018-10-26 22:28:24,229 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-10-26 22:28:24,229 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (or (not (= 1 ~a21~0)) (not (= ~a28~0 ~a17~0)) (< |old(~a17~0)| 8) (and (<= 8 ~a17~0) (not (= ~a28~0 10))) (= 10 |old(~a28~0)|) (= |old(~a17~0)| |old(~a28~0)|) (= 1 |old(~a25~0)|) (and (= 1 ~a11~0) (= 7 ~a17~0) (= 1 ~a25~0) (= 1 ~a19~0))) [2018-10-26 22:28:24,229 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-10-26 22:28:24,229 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-10-26 22:28:24,229 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (or (not (= 1 ~a21~0)) (not (= ~a28~0 ~a17~0)) (< |old(~a17~0)| 8) (and (<= 8 ~a17~0) (not (= ~a28~0 10))) (= 10 |old(~a28~0)|) (= |old(~a17~0)| |old(~a28~0)|) (= 1 |old(~a25~0)|) (and (= 1 ~a11~0) (= 7 ~a17~0) (= 1 ~a25~0) (= 1 ~a19~0))) [2018-10-26 22:28:24,229 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-10-26 22:28:24,229 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-10-26 22:28:24,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 10:28:24 BoogieIcfgContainer [2018-10-26 22:28:24,252 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 22:28:24,252 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 22:28:24,252 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 22:28:24,252 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 22:28:24,253 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:28:11" (3/4) ... [2018-10-26 22:28:24,257 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 22:28:24,267 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-26 22:28:24,267 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-10-26 22:28:24,268 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-26 22:28:24,280 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-10-26 22:28:24,280 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-10-26 22:28:24,316 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(1 == a21) || !(a28 == a17)) || \old(a17) < 8) || (8 <= a17 && !(a28 == 10))) || 10 == \old(a28)) || \old(a17) == \old(a28)) || 1 == \old(a25)) || (((1 == a11 && 7 == a17) && 1 == a25) && 1 == a19) [2018-10-26 22:28:24,415 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5817eacb-430f-459f-b251-c65609bbab54/bin-2019/uautomizer/witness.graphml [2018-10-26 22:28:24,415 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 22:28:24,416 INFO L168 Benchmark]: Toolchain (without parser) took 16034.67 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 353.4 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -103.3 MB). Peak memory consumption was 250.0 MB. Max. memory is 11.5 GB. [2018-10-26 22:28:24,416 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:28:24,417 INFO L168 Benchmark]: CACSL2BoogieTranslator took 479.70 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 924.9 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-10-26 22:28:24,417 INFO L168 Benchmark]: Boogie Preprocessor took 182.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 924.9 MB in the beginning and 1.2 GB in the end (delta: -247.0 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. [2018-10-26 22:28:24,417 INFO L168 Benchmark]: RCFGBuilder took 2704.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 100.1 MB). Peak memory consumption was 100.1 MB. Max. memory is 11.5 GB. [2018-10-26 22:28:24,417 INFO L168 Benchmark]: TraceAbstraction took 12500.95 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 168.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -2.3 MB). Peak memory consumption was 166.5 MB. Max. memory is 11.5 GB. [2018-10-26 22:28:24,418 INFO L168 Benchmark]: Witness Printer took 163.13 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. [2018-10-26 22:28:24,419 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 479.70 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 924.9 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 182.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 924.9 MB in the beginning and 1.2 GB in the end (delta: -247.0 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2704.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 100.1 MB). Peak memory consumption was 100.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 12500.95 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 168.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -2.3 MB). Peak memory consumption was 166.5 MB. Max. memory is 11.5 GB. * Witness Printer took 163.13 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 577]: 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 == a21) || !(a28 == a17)) || \old(a17) < 8) || (8 <= a17 && !(a28 == 10))) || 10 == \old(a28)) || \old(a17) == \old(a28)) || 1 == \old(a25)) || (((1 == a11 && 7 == a17) && 1 == a25) && 1 == a19) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 12.4s OverallTime, 5 OverallIterations, 2 TraceHistogramMax, 8.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 574 SDtfs, 3151 SDslu, 552 SDs, 0 SdLazy, 3744 SolverSat, 1071 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 240 GetRequests, 209 SyntacticMatches, 8 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1552occurred in iteration=4, 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, 63 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 45 PreInvPairs, 83 NumberOfFragments, 226 HoareAnnotationTreeSize, 45 FomulaSimplifications, 1150 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 650 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 1066 NumberOfCodeBlocks, 1066 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 1060 ConstructedInterpolants, 0 QuantifiedInterpolants, 848937 SizeOfPredicates, 2 NumberOfNonLiveVariables, 397 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 145/191 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...