./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label27_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_46ed8524-09d2-4e20-b1ed-8891d96c590a/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_46ed8524-09d2-4e20-b1ed-8891d96c590a/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_46ed8524-09d2-4e20-b1ed-8891d96c590a/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_46ed8524-09d2-4e20-b1ed-8891d96c590a/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label27_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_46ed8524-09d2-4e20-b1ed-8891d96c590a/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_46ed8524-09d2-4e20-b1ed-8891d96c590a/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 e1af67db67a88433de1a31e57b46e50dcbb6e7d8 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 13:04:49,818 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:04:49,819 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:04:49,827 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:04:49,827 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:04:49,828 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:04:49,828 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:04:49,829 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:04:49,830 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:04:49,831 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:04:49,832 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:04:49,832 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:04:49,832 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:04:49,833 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:04:49,834 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:04:49,834 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:04:49,835 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:04:49,836 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:04:49,837 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:04:49,838 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:04:49,839 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:04:49,839 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:04:49,841 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:04:49,841 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:04:49,841 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:04:49,842 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:04:49,842 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:04:49,843 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:04:49,843 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:04:49,844 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:04:49,844 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:04:49,845 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:04:49,845 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:04:49,845 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:04:49,846 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:04:49,846 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:04:49,846 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_46ed8524-09d2-4e20-b1ed-8891d96c590a/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 13:04:49,856 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:04:49,856 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:04:49,856 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:04:49,857 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 13:04:49,857 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 13:04:49,857 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 13:04:49,857 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 13:04:49,857 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:04:49,857 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:04:49,858 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 13:04:49,858 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:04:49,858 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:04:49,858 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:04:49,858 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:04:49,858 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:04:49,858 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:04:49,858 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:04:49,859 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:04:49,859 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:04:49,859 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 13:04:49,859 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:04:49,859 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 13:04:49,859 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:04:49,859 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:04:49,859 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:04:49,860 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:04:49,860 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 13:04:49,860 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:04:49,860 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 13:04:49,860 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_46ed8524-09d2-4e20-b1ed-8891d96c590a/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 -> e1af67db67a88433de1a31e57b46e50dcbb6e7d8 [2018-11-10 13:04:49,886 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:04:49,895 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:04:49,897 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:04:49,898 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:04:49,899 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:04:49,899 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_46ed8524-09d2-4e20-b1ed-8891d96c590a/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem01_label27_true-unreach-call_false-termination.c [2018-11-10 13:04:49,945 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_46ed8524-09d2-4e20-b1ed-8891d96c590a/bin-2019/uautomizer/data/9cbd8ae4c/c9aa6af9332a42bdbf450d8891f0fc40/FLAG18004b061 [2018-11-10 13:04:50,326 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:04:50,327 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_46ed8524-09d2-4e20-b1ed-8891d96c590a/sv-benchmarks/c/eca-rers2012/Problem01_label27_true-unreach-call_false-termination.c [2018-11-10 13:04:50,336 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_46ed8524-09d2-4e20-b1ed-8891d96c590a/bin-2019/uautomizer/data/9cbd8ae4c/c9aa6af9332a42bdbf450d8891f0fc40/FLAG18004b061 [2018-11-10 13:04:50,347 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_46ed8524-09d2-4e20-b1ed-8891d96c590a/bin-2019/uautomizer/data/9cbd8ae4c/c9aa6af9332a42bdbf450d8891f0fc40 [2018-11-10 13:04:50,350 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:04:50,351 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 13:04:50,352 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:04:50,352 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:04:50,355 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:04:50,356 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:04:50" (1/1) ... [2018-11-10 13:04:50,358 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ae94ac8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:04:50, skipping insertion in model container [2018-11-10 13:04:50,358 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:04:50" (1/1) ... [2018-11-10 13:04:50,366 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:04:50,403 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:04:50,638 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:04:50,642 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:04:50,707 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:04:50,719 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:04:50,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:04:50 WrapperNode [2018-11-10 13:04:50,720 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:04:50,721 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:04:50,721 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:04:50,721 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:04:50,732 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:04:50" (1/1) ... [2018-11-10 13:04:50,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:04:50" (1/1) ... [2018-11-10 13:04:50,796 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:04:50" (1/1) ... [2018-11-10 13:04:50,796 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:04:50" (1/1) ... [2018-11-10 13:04:50,820 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:04:50" (1/1) ... [2018-11-10 13:04:50,830 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:04:50" (1/1) ... [2018-11-10 13:04:50,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:04:50" (1/1) ... [2018-11-10 13:04:50,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:04:50,837 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:04:50,837 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:04:50,837 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:04:50,837 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:04:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_46ed8524-09d2-4e20-b1ed-8891d96c590a/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 [2018-11-10 13:04:50,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 13:04:50,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:04:50,886 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-10 13:04:50,886 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 13:04:50,886 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-10 13:04:50,886 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 13:04:50,886 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-10 13:04:50,886 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 13:04:50,886 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 13:04:50,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 13:04:50,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:04:51,603 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:04:51,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:04:51 BoogieIcfgContainer [2018-11-10 13:04:51,604 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 13:04:51,604 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 13:04:51,604 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 13:04:51,607 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 13:04:51,607 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 01:04:50" (1/3) ... [2018-11-10 13:04:51,607 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59ee11ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 01:04:51, skipping insertion in model container [2018-11-10 13:04:51,607 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:04:50" (2/3) ... [2018-11-10 13:04:51,608 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59ee11ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 01:04:51, skipping insertion in model container [2018-11-10 13:04:51,608 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:04:51" (3/3) ... [2018-11-10 13:04:51,609 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label27_true-unreach-call_false-termination.c [2018-11-10 13:04:51,616 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 13:04:51,621 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 13:04:51,630 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 13:04:51,651 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 13:04:51,651 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 13:04:51,651 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 13:04:51,652 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 13:04:51,652 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 13:04:51,652 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 13:04:51,652 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 13:04:51,652 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 13:04:51,652 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 13:04:51,667 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-11-10 13:04:51,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-10 13:04:51,673 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:04:51,674 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] [2018-11-10 13:04:51,675 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:04:51,679 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:04:51,679 INFO L82 PathProgramCache]: Analyzing trace with hash 933673069, now seen corresponding path program 1 times [2018-11-10 13:04:51,680 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:04:51,681 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:04:51,709 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:04:51,710 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:04:51,710 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:04:51,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:04:51,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:04:51,986 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:04:51,986 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 13:04:51,990 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 13:04:52,001 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 13:04:52,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-10 13:04:52,004 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 4 states. [2018-11-10 13:04:52,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:04:52,724 INFO L93 Difference]: Finished difference Result 702 states and 1227 transitions. [2018-11-10 13:04:52,725 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 13:04:52,726 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 95 [2018-11-10 13:04:52,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:04:52,739 INFO L225 Difference]: With dead ends: 702 [2018-11-10 13:04:52,739 INFO L226 Difference]: Without dead ends: 488 [2018-11-10 13:04:52,743 INFO L605 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 [2018-11-10 13:04:52,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2018-11-10 13:04:52,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 340. [2018-11-10 13:04:52,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-11-10 13:04:52,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 565 transitions. [2018-11-10 13:04:52,792 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 565 transitions. Word has length 95 [2018-11-10 13:04:52,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:04:52,793 INFO L481 AbstractCegarLoop]: Abstraction has 340 states and 565 transitions. [2018-11-10 13:04:52,793 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 13:04:52,793 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 565 transitions. [2018-11-10 13:04:52,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 13:04:52,797 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:04:52,797 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-10 13:04:52,798 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:04:52,798 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:04:52,798 INFO L82 PathProgramCache]: Analyzing trace with hash 2037295790, now seen corresponding path program 1 times [2018-11-10 13:04:52,798 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:04:52,798 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:04:52,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:04:52,799 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:04:52,800 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:04:52,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:04:52,898 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:04:52,898 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:04:52,898 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 13:04:52,900 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 13:04:52,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 13:04:52,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-10 13:04:52,900 INFO L87 Difference]: Start difference. First operand 340 states and 565 transitions. Second operand 6 states. [2018-11-10 13:04:53,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:04:53,520 INFO L93 Difference]: Finished difference Result 1070 states and 1865 transitions. [2018-11-10 13:04:53,522 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 13:04:53,522 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 106 [2018-11-10 13:04:53,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:04:53,530 INFO L225 Difference]: With dead ends: 1070 [2018-11-10 13:04:53,530 INFO L226 Difference]: Without dead ends: 736 [2018-11-10 13:04:53,533 INFO L605 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 [2018-11-10 13:04:53,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 736 states. [2018-11-10 13:04:53,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 736 to 719. [2018-11-10 13:04:53,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 719 states. [2018-11-10 13:04:53,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 719 states and 1163 transitions. [2018-11-10 13:04:53,567 INFO L78 Accepts]: Start accepts. Automaton has 719 states and 1163 transitions. Word has length 106 [2018-11-10 13:04:53,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:04:53,567 INFO L481 AbstractCegarLoop]: Abstraction has 719 states and 1163 transitions. [2018-11-10 13:04:53,567 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 13:04:53,567 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1163 transitions. [2018-11-10 13:04:53,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-10 13:04:53,570 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:04:53,570 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-10 13:04:53,570 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:04:53,570 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:04:53,571 INFO L82 PathProgramCache]: Analyzing trace with hash 420402650, now seen corresponding path program 1 times [2018-11-10 13:04:53,571 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:04:53,571 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:04:53,572 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:04:53,572 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:04:53,572 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:04:53,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:04:53,638 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:04:53,639 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:04:53,639 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 13:04:53,639 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 13:04:53,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 13:04:53,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 13:04:53,640 INFO L87 Difference]: Start difference. First operand 719 states and 1163 transitions. Second operand 3 states. [2018-11-10 13:04:54,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:04:54,091 INFO L93 Difference]: Finished difference Result 2065 states and 3447 transitions. [2018-11-10 13:04:54,092 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 13:04:54,093 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 107 [2018-11-10 13:04:54,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:04:54,100 INFO L225 Difference]: With dead ends: 2065 [2018-11-10 13:04:54,100 INFO L226 Difference]: Without dead ends: 1352 [2018-11-10 13:04:54,103 INFO L605 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 [2018-11-10 13:04:54,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1352 states. [2018-11-10 13:04:54,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1352 to 1345. [2018-11-10 13:04:54,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1345 states. [2018-11-10 13:04:54,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 1345 states and 2085 transitions. [2018-11-10 13:04:54,141 INFO L78 Accepts]: Start accepts. Automaton has 1345 states and 2085 transitions. Word has length 107 [2018-11-10 13:04:54,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:04:54,141 INFO L481 AbstractCegarLoop]: Abstraction has 1345 states and 2085 transitions. [2018-11-10 13:04:54,142 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 13:04:54,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 2085 transitions. [2018-11-10 13:04:54,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-10 13:04:54,145 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:04:54,145 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:04:54,145 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:04:54,145 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:04:54,145 INFO L82 PathProgramCache]: Analyzing trace with hash -820743182, now seen corresponding path program 1 times [2018-11-10 13:04:54,146 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:04:54,146 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:04:54,146 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:04:54,147 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:04:54,147 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:04:54,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:04:54,275 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:04:54,275 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:04:54,275 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 13:04:54,276 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 13:04:54,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 13:04:54,276 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-10 13:04:54,276 INFO L87 Difference]: Start difference. First operand 1345 states and 2085 transitions. Second operand 6 states. [2018-11-10 13:04:54,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:04:54,949 INFO L93 Difference]: Finished difference Result 4143 states and 6680 transitions. [2018-11-10 13:04:54,949 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 13:04:54,949 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 119 [2018-11-10 13:04:54,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:04:54,957 INFO L225 Difference]: With dead ends: 4143 [2018-11-10 13:04:54,958 INFO L226 Difference]: Without dead ends: 2804 [2018-11-10 13:04:54,962 INFO L605 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 [2018-11-10 13:04:54,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2804 states. [2018-11-10 13:04:55,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2804 to 2778. [2018-11-10 13:04:55,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2778 states. [2018-11-10 13:04:55,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2778 states to 2778 states and 4132 transitions. [2018-11-10 13:04:55,011 INFO L78 Accepts]: Start accepts. Automaton has 2778 states and 4132 transitions. Word has length 119 [2018-11-10 13:04:55,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:04:55,011 INFO L481 AbstractCegarLoop]: Abstraction has 2778 states and 4132 transitions. [2018-11-10 13:04:55,011 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 13:04:55,011 INFO L276 IsEmpty]: Start isEmpty. Operand 2778 states and 4132 transitions. [2018-11-10 13:04:55,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-10 13:04:55,014 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:04:55,014 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-10 13:04:55,014 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:04:55,014 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:04:55,014 INFO L82 PathProgramCache]: Analyzing trace with hash -1178183073, now seen corresponding path program 1 times [2018-11-10 13:04:55,014 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:04:55,015 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:04:55,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:04:55,015 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:04:55,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:04:55,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:04:55,086 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 40 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:04:55,086 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 13:04:55,087 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_46ed8524-09d2-4e20-b1ed-8891d96c590a/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 [2018-11-10 13:04:55,093 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:04:55,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:04:55,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:04:55,184 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 13:04:55,202 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 13:04:55,202 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-11-10 13:04:55,202 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 13:04:55,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 13:04:55,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-10 13:04:55,204 INFO L87 Difference]: Start difference. First operand 2778 states and 4132 transitions. Second operand 7 states. [2018-11-10 13:04:56,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:04:56,260 INFO L93 Difference]: Finished difference Result 6155 states and 9469 transitions. [2018-11-10 13:04:56,260 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-10 13:04:56,260 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 131 [2018-11-10 13:04:56,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:04:56,270 INFO L225 Difference]: With dead ends: 6155 [2018-11-10 13:04:56,270 INFO L226 Difference]: Without dead ends: 3383 [2018-11-10 13:04:56,276 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2018-11-10 13:04:56,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3383 states. [2018-11-10 13:04:56,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3383 to 3292. [2018-11-10 13:04:56,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3292 states. [2018-11-10 13:04:56,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3292 states to 3292 states and 4548 transitions. [2018-11-10 13:04:56,326 INFO L78 Accepts]: Start accepts. Automaton has 3292 states and 4548 transitions. Word has length 131 [2018-11-10 13:04:56,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:04:56,327 INFO L481 AbstractCegarLoop]: Abstraction has 3292 states and 4548 transitions. [2018-11-10 13:04:56,327 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 13:04:56,327 INFO L276 IsEmpty]: Start isEmpty. Operand 3292 states and 4548 transitions. [2018-11-10 13:04:56,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-10 13:04:56,330 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:04:56,330 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:04:56,331 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:04:56,331 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:04:56,331 INFO L82 PathProgramCache]: Analyzing trace with hash -1892277026, now seen corresponding path program 1 times [2018-11-10 13:04:56,331 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:04:56,331 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:04:56,332 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:04:56,332 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:04:56,332 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:04:56,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:04:56,434 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:04:56,434 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:04:56,435 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 13:04:56,435 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 13:04:56,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 13:04:56,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 13:04:56,435 INFO L87 Difference]: Start difference. First operand 3292 states and 4548 transitions. Second operand 3 states. [2018-11-10 13:04:56,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:04:56,746 INFO L93 Difference]: Finished difference Result 7190 states and 9977 transitions. [2018-11-10 13:04:56,747 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 13:04:56,747 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 130 [2018-11-10 13:04:56,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:04:56,747 INFO L225 Difference]: With dead ends: 7190 [2018-11-10 13:04:56,748 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 13:04:56,756 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 13:04:56,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 13:04:56,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 13:04:56,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 13:04:56,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 13:04:56,757 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 130 [2018-11-10 13:04:56,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:04:56,757 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 13:04:56,757 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 13:04:56,758 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 13:04:56,758 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 13:04:56,761 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 13:04:56,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:04:56,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:04:56,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:04:56,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:04:57,081 WARN L179 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 42 [2018-11-10 13:04:57,157 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 13:04:57,157 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a8~0)| ~a8~0) (= |old(~a16~0)| ~a16~0) (= ~a21~0 |old(~a21~0)|)) [2018-11-10 13:04:57,157 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 13:04:57,157 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-10 13:04:57,157 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-10 13:04:57,157 INFO L425 ceAbstractionStarter]: For program point L565(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,158 INFO L425 ceAbstractionStarter]: For program point L532(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,158 INFO L425 ceAbstractionStarter]: For program point L499(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,158 INFO L425 ceAbstractionStarter]: For program point L466(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,158 INFO L425 ceAbstractionStarter]: For program point L433(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,158 INFO L425 ceAbstractionStarter]: For program point L400(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,158 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-10 13:04:57,162 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-10 13:04:57,162 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-10 13:04:57,162 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-10 13:04:57,162 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-10 13:04:57,162 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-10 13:04:57,162 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-10 13:04:57,162 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-10 13:04:57,162 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-10 13:04:57,162 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-10 13:04:57,162 INFO L425 ceAbstractionStarter]: For program point L568(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,163 INFO L425 ceAbstractionStarter]: For program point L535(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,163 INFO L425 ceAbstractionStarter]: For program point L502(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,163 INFO L425 ceAbstractionStarter]: For program point L469(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,163 INFO L425 ceAbstractionStarter]: For program point L436(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,163 INFO L425 ceAbstractionStarter]: For program point L403(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,163 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-10 13:04:57,163 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-10 13:04:57,163 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-10 13:04:57,163 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-10 13:04:57,163 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-10 13:04:57,163 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-10 13:04:57,163 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-10 13:04:57,163 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-10 13:04:57,163 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-10 13:04:57,163 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-10 13:04:57,164 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-10 13:04:57,164 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-10 13:04:57,164 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-10 13:04:57,164 INFO L425 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-10 13:04:57,164 INFO L425 ceAbstractionStarter]: For program point L571(lines 571 573) no Hoare annotation was computed. [2018-11-10 13:04:57,164 INFO L425 ceAbstractionStarter]: For program point L538(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,164 INFO L425 ceAbstractionStarter]: For program point L505(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,164 INFO L425 ceAbstractionStarter]: For program point L472(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,164 INFO L425 ceAbstractionStarter]: For program point L406(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,164 INFO L425 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,164 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-10 13:04:57,164 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-10 13:04:57,164 INFO L425 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-10 13:04:57,164 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-10 13:04:57,164 INFO L425 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-10 13:04:57,165 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-10 13:04:57,165 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-10 13:04:57,165 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-10 13:04:57,165 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-10 13:04:57,165 INFO L425 ceAbstractionStarter]: For program point L541(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,165 INFO L425 ceAbstractionStarter]: For program point L508(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,165 INFO L425 ceAbstractionStarter]: For program point L475(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,165 INFO L425 ceAbstractionStarter]: For program point L442(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,165 INFO L425 ceAbstractionStarter]: For program point L409(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,165 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-10 13:04:57,165 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-10 13:04:57,165 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-10 13:04:57,165 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-10 13:04:57,165 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-10 13:04:57,165 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-10 13:04:57,165 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-10 13:04:57,166 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-10 13:04:57,166 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-10 13:04:57,166 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-10 13:04:57,166 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-10 13:04:57,166 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-10 13:04:57,166 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-10 13:04:57,166 INFO L425 ceAbstractionStarter]: For program point L544(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,166 INFO L425 ceAbstractionStarter]: For program point L511(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,166 INFO L425 ceAbstractionStarter]: For program point L478(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,166 INFO L425 ceAbstractionStarter]: For program point L445(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,166 INFO L425 ceAbstractionStarter]: For program point L412(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,166 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-10 13:04:57,166 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-10 13:04:57,166 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-10 13:04:57,166 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-10 13:04:57,167 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-10 13:04:57,167 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-10 13:04:57,167 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-10 13:04:57,167 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-10 13:04:57,167 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-10 13:04:57,167 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,167 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,167 INFO L425 ceAbstractionStarter]: For program point L547(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,167 INFO L425 ceAbstractionStarter]: For program point L514(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,167 INFO L425 ceAbstractionStarter]: For program point L481(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,167 INFO L425 ceAbstractionStarter]: For program point L448(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,167 INFO L425 ceAbstractionStarter]: For program point L415(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,167 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-10 13:04:57,167 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-10 13:04:57,167 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-10 13:04:57,168 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-10 13:04:57,168 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-10 13:04:57,168 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-10 13:04:57,168 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-10 13:04:57,168 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-10 13:04:57,168 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-10 13:04:57,168 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-10 13:04:57,168 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-10 13:04:57,168 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-10 13:04:57,168 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-10 13:04:57,168 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-10 13:04:57,168 INFO L425 ceAbstractionStarter]: For program point L550(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,168 INFO L425 ceAbstractionStarter]: For program point L517(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,168 INFO L425 ceAbstractionStarter]: For program point L484(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,168 INFO L425 ceAbstractionStarter]: For program point L451(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,168 INFO L425 ceAbstractionStarter]: For program point L418(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,169 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-10 13:04:57,169 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-10 13:04:57,169 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-10 13:04:57,169 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-10 13:04:57,169 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-10 13:04:57,169 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-10 13:04:57,169 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-10 13:04:57,169 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-10 13:04:57,169 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 440) no Hoare annotation was computed. [2018-11-10 13:04:57,169 INFO L425 ceAbstractionStarter]: For program point L553(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,169 INFO L425 ceAbstractionStarter]: For program point L520(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,169 INFO L425 ceAbstractionStarter]: For program point L487(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,169 INFO L425 ceAbstractionStarter]: For program point L454(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,169 INFO L425 ceAbstractionStarter]: For program point L421(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,170 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-10 13:04:57,170 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-10 13:04:57,170 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-10 13:04:57,170 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-10 13:04:57,170 INFO L425 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-10 13:04:57,170 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-10 13:04:57,172 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-10 13:04:57,173 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-10 13:04:57,173 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-10 13:04:57,173 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-10 13:04:57,173 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse0 (= |old(~a8~0)| ~a8~0)) (.cse1 (= |old(~a16~0)| ~a16~0)) (.cse2 (= ~a21~0 |old(~a21~0)|)) (.cse5 (or (not (= 1 ~a20~0)) (not (= ~a20~0 ~a7~0)))) (.cse6 (and (= |old(~a7~0)| |old(~a20~0)|) (= 1 |old(~a20~0)|))) (.cse7 (= 6 |old(~a16~0)|)) (.cse4 (not (= 1 |old(~a21~0)|))) (.cse9 (= 1 ~a17~0)) (.cse3 (= 15 |old(~a8~0)|)) (.cse8 (not (= 1 |old(~a17~0)|)))) (and (or (and .cse0 .cse1 .cse2) .cse3) (or .cse4 (and .cse0 .cse1 .cse5 .cse2) .cse6) (or .cse7 .cse5 .cse6 .cse3 .cse8) (or .cse4 .cse9 .cse6 .cse8) (or .cse7 .cse9 .cse3 .cse8) (or .cse4 .cse9 .cse3 .cse8))) [2018-11-10 13:04:57,173 INFO L425 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-10 13:04:57,173 INFO L425 ceAbstractionStarter]: For program point L556(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,173 INFO L425 ceAbstractionStarter]: For program point L523(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,173 INFO L425 ceAbstractionStarter]: For program point L490(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,173 INFO L425 ceAbstractionStarter]: For program point L457(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,173 INFO L425 ceAbstractionStarter]: For program point L424(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,173 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-10 13:04:57,174 INFO L425 ceAbstractionStarter]: For program point L391-1(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,174 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-10 13:04:57,174 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-10 13:04:57,174 INFO L425 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-10 13:04:57,174 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-10 13:04:57,174 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-10 13:04:57,174 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-10 13:04:57,174 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-10 13:04:57,174 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-10 13:04:57,174 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-10 13:04:57,174 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-10 13:04:57,174 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-10 13:04:57,174 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-10 13:04:57,174 INFO L425 ceAbstractionStarter]: For program point L559(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,174 INFO L425 ceAbstractionStarter]: For program point L526(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,174 INFO L425 ceAbstractionStarter]: For program point L493(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,175 INFO L425 ceAbstractionStarter]: For program point L460(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,175 INFO L425 ceAbstractionStarter]: For program point L427(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,175 INFO L425 ceAbstractionStarter]: For program point L394(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,175 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-10 13:04:57,175 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-10 13:04:57,175 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-10 13:04:57,175 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-10 13:04:57,175 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-10 13:04:57,175 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-10 13:04:57,175 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-10 13:04:57,175 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-10 13:04:57,175 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-10 13:04:57,175 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-10 13:04:57,175 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-10 13:04:57,175 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-10 13:04:57,175 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-10 13:04:57,176 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-10 13:04:57,176 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-10 13:04:57,176 INFO L425 ceAbstractionStarter]: For program point L562(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,176 INFO L425 ceAbstractionStarter]: For program point L529(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,176 INFO L425 ceAbstractionStarter]: For program point L496(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,176 INFO L425 ceAbstractionStarter]: For program point L463(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,176 INFO L425 ceAbstractionStarter]: For program point L430(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,176 INFO L425 ceAbstractionStarter]: For program point L397(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:04:57,176 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-10 13:04:57,176 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-10 13:04:57,176 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-10 13:04:57,176 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-10 13:04:57,176 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-10 13:04:57,176 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-10 13:04:57,176 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-10 13:04:57,176 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-10 13:04:57,177 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-10 13:04:57,177 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-10 13:04:57,177 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 13:04:57,177 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a16~0 6)) (= 1 ~a21~0) (not (= ~a20~0 ~a7~0)) (not (= ~a8~0 13)) (= 1 ~a17~0)) [2018-11-10 13:04:57,177 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 13:04:57,177 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 13:04:57,177 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (= 13 |old(~a8~0)|) (and (= |old(~a8~0)| ~a8~0) (= |old(~a16~0)| ~a16~0) (= ~a21~0 |old(~a21~0)|) (not (= ~a20~0 ~a7~0)) (= 1 ~a17~0)) (= |old(~a7~0)| |old(~a20~0)|) (not (= 1 |old(~a17~0)|))) [2018-11-10 13:04:57,177 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-10 13:04:57,177 INFO L421 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (and (or (not (= 1 ~a20~0)) (not (= ~a20~0 ~a7~0))) (= 1 ~a21~0)) (= 13 |old(~a8~0)|) (not (= ~a8~0 15)) (not (= 1 |old(~a17~0)|)) (= |old(~a7~0)| |old(~a20~0)|)) [2018-11-10 13:04:57,177 INFO L425 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-10 13:04:57,177 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-10 13:04:57,177 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-11-10 13:04:57,178 INFO L421 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (and (or (not (= 1 ~a20~0)) (not (= ~a20~0 ~a7~0))) (= 1 ~a21~0)) (= 13 |old(~a8~0)|) (not (= ~a8~0 15)) (not (= 1 |old(~a17~0)|)) (= |old(~a7~0)| |old(~a20~0)|)) [2018-11-10 13:04:57,178 INFO L425 ceAbstractionStarter]: For program point L583-4(lines 577 594) no Hoare annotation was computed. [2018-11-10 13:04:57,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 01:04:57 BoogieIcfgContainer [2018-11-10 13:04:57,196 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 13:04:57,197 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 13:04:57,197 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 13:04:57,197 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 13:04:57,197 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:04:51" (3/4) ... [2018-11-10 13:04:57,201 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 13:04:57,206 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 13:04:57,206 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-10 13:04:57,206 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 13:04:57,214 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-10 13:04:57,214 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 13:04:57,232 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((6 == \old(a16) || !(1 == \old(a21))) || ((!(1 == a20) || !(a20 == a7)) && 1 == a21)) || 13 == \old(a8)) || !(a8 == 15)) || !(1 == \old(a17))) || \old(a7) == \old(a20) [2018-11-10 13:04:57,304 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_46ed8524-09d2-4e20-b1ed-8891d96c590a/bin-2019/uautomizer/witness.graphml [2018-11-10 13:04:57,304 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 13:04:57,305 INFO L168 Benchmark]: Toolchain (without parser) took 6954.23 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 312.5 MB). Free memory was 952.2 MB in the beginning and 937.3 MB in the end (delta: 14.9 MB). Peak memory consumption was 327.3 MB. Max. memory is 11.5 GB. [2018-11-10 13:04:57,305 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:04:57,306 INFO L168 Benchmark]: CACSL2BoogieTranslator took 368.38 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 917.3 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-10 13:04:57,306 INFO L168 Benchmark]: Boogie Preprocessor took 115.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 917.3 MB in the beginning and 1.1 GB in the end (delta: -211.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. [2018-11-10 13:04:57,306 INFO L168 Benchmark]: RCFGBuilder took 766.96 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: 104.5 MB). Peak memory consumption was 104.5 MB. Max. memory is 11.5 GB. [2018-11-10 13:04:57,306 INFO L168 Benchmark]: TraceAbstraction took 5592.04 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 172.5 MB). Free memory was 1.0 GB in the beginning and 953.7 MB in the end (delta: 70.4 MB). Peak memory consumption was 242.9 MB. Max. memory is 11.5 GB. [2018-11-10 13:04:57,307 INFO L168 Benchmark]: Witness Printer took 107.55 ms. Allocated memory is still 1.3 GB. Free memory was 953.7 MB in the beginning and 937.3 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. [2018-11-10 13:04:57,308 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 368.38 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 917.3 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 115.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 917.3 MB in the beginning and 1.1 GB in the end (delta: -211.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 766.96 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: 104.5 MB). Peak memory consumption was 104.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5592.04 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 172.5 MB). Free memory was 1.0 GB in the beginning and 953.7 MB in the end (delta: 70.4 MB). Peak memory consumption was 242.9 MB. Max. memory is 11.5 GB. * Witness Printer took 107.55 ms. Allocated memory is still 1.3 GB. Free memory was 953.7 MB in the beginning and 937.3 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 440]: 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: 583]: Loop Invariant Derived loop invariant: (((((6 == \old(a16) || !(1 == \old(a21))) || ((!(1 == a20) || !(a20 == a7)) && 1 == a21)) || 13 == \old(a8)) || !(a8 == 15)) || !(1 == \old(a17))) || \old(a7) == \old(a20) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 208 locations, 1 error locations. SAFE Result, 5.5s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 3.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 791 SDtfs, 3552 SDslu, 521 SDs, 0 SdLazy, 4495 SolverSat, 1238 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 186 GetRequests, 150 SyntacticMatches, 5 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3292occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 289 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 81 PreInvPairs, 129 NumberOfFragments, 256 HoareAnnotationTreeSize, 81 FomulaSimplifications, 3238 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1454 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 819 NumberOfCodeBlocks, 819 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 812 ConstructedInterpolants, 0 QuantifiedInterpolants, 273341 SizeOfPredicates, 2 NumberOfNonLiveVariables, 416 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 152/154 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...