./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label02_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_dd8df766-94ae-47e3-975e-24af7a656186/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_dd8df766-94ae-47e3-975e-24af7a656186/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_dd8df766-94ae-47e3-975e-24af7a656186/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_dd8df766-94ae-47e3-975e-24af7a656186/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label02_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_dd8df766-94ae-47e3-975e-24af7a656186/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_dd8df766-94ae-47e3-975e-24af7a656186/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 79f8d22fb07c95427dd318f6d0f74f02d2c9197f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 10:35:50,847 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:35:50,849 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:35:50,856 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:35:50,856 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:35:50,857 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:35:50,858 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:35:50,859 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:35:50,860 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:35:50,861 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:35:50,861 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:35:50,861 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:35:50,862 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:35:50,863 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:35:50,864 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:35:50,864 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:35:50,865 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:35:50,866 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:35:50,867 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:35:50,868 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:35:50,869 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:35:50,870 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:35:50,871 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:35:50,871 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:35:50,871 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:35:50,872 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:35:50,873 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:35:50,873 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:35:50,874 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:35:50,875 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:35:50,875 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:35:50,875 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:35:50,875 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:35:50,876 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:35:50,876 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:35:50,877 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:35:50,877 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_dd8df766-94ae-47e3-975e-24af7a656186/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 10:35:50,887 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:35:50,887 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:35:50,888 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:35:50,888 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 10:35:50,888 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 10:35:50,888 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 10:35:50,889 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 10:35:50,889 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:35:50,889 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 10:35:50,889 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 10:35:50,889 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 10:35:50,889 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:35:50,890 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:35:50,890 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:35:50,890 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:35:50,890 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 10:35:50,890 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:35:50,890 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:35:50,890 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:35:50,891 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:35:50,891 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 10:35:50,891 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:35:50,891 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 10:35:50,891 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 10:35:50,891 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:35:50,892 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:35:50,892 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:35:50,892 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 10:35:50,892 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:35:50,892 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 10:35:50,892 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_dd8df766-94ae-47e3-975e-24af7a656186/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79f8d22fb07c95427dd318f6d0f74f02d2c9197f [2018-11-18 10:35:50,914 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:35:50,922 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:35:50,924 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:35:50,925 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:35:50,925 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:35:50,925 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_dd8df766-94ae-47e3-975e-24af7a656186/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label02_true-unreach-call_false-termination.c [2018-11-18 10:35:50,964 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dd8df766-94ae-47e3-975e-24af7a656186/bin-2019/uautomizer/data/3e3714dcc/76a5e90dd954483fa8db325632b2f6b1/FLAG2933c8e6d [2018-11-18 10:35:51,395 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:35:51,395 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_dd8df766-94ae-47e3-975e-24af7a656186/sv-benchmarks/c/eca-rers2012/Problem02_label02_true-unreach-call_false-termination.c [2018-11-18 10:35:51,404 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dd8df766-94ae-47e3-975e-24af7a656186/bin-2019/uautomizer/data/3e3714dcc/76a5e90dd954483fa8db325632b2f6b1/FLAG2933c8e6d [2018-11-18 10:35:51,415 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_dd8df766-94ae-47e3-975e-24af7a656186/bin-2019/uautomizer/data/3e3714dcc/76a5e90dd954483fa8db325632b2f6b1 [2018-11-18 10:35:51,417 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:35:51,419 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 10:35:51,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:35:51,419 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:35:51,422 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:35:51,423 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:35:51" (1/1) ... [2018-11-18 10:35:51,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65ec56fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:35:51, skipping insertion in model container [2018-11-18 10:35:51,425 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:35:51" (1/1) ... [2018-11-18 10:35:51,433 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:35:51,469 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:35:51,707 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:35:51,710 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 10:35:51,777 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:35:51,790 INFO L195 MainTranslator]: Completed translation [2018-11-18 10:35:51,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:35:51 WrapperNode [2018-11-18 10:35:51,790 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:35:51,791 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 10:35:51,791 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 10:35:51,791 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 10:35:51,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:35:51" (1/1) ... [2018-11-18 10:35:51,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:35:51" (1/1) ... [2018-11-18 10:35:51,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:35:51" (1/1) ... [2018-11-18 10:35:51,859 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:35:51" (1/1) ... [2018-11-18 10:35:51,881 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:35:51" (1/1) ... [2018-11-18 10:35:51,891 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:35:51" (1/1) ... [2018-11-18 10:35:51,895 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:35:51" (1/1) ... [2018-11-18 10:35:51,900 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 10:35:51,900 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 10:35:51,900 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 10:35:51,900 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 10:35:51,901 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:35:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dd8df766-94ae-47e3-975e-24af7a656186/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 [2018-11-18 10:35:51,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 10:35:51,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 10:35:51,950 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 10:35:51,951 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 10:35:51,951 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 10:35:51,951 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 10:35:51,951 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 10:35:51,951 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 10:35:51,951 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 10:35:51,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 10:35:51,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 10:35:52,728 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 10:35:52,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:35:52 BoogieIcfgContainer [2018-11-18 10:35:52,729 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 10:35:52,729 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 10:35:52,730 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 10:35:52,732 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 10:35:52,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 10:35:51" (1/3) ... [2018-11-18 10:35:52,733 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c62a960 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:35:52, skipping insertion in model container [2018-11-18 10:35:52,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:35:51" (2/3) ... [2018-11-18 10:35:52,734 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c62a960 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:35:52, skipping insertion in model container [2018-11-18 10:35:52,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:35:52" (3/3) ... [2018-11-18 10:35:52,735 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label02_true-unreach-call_false-termination.c [2018-11-18 10:35:52,742 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 10:35:52,748 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 10:35:52,757 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 10:35:52,778 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 10:35:52,779 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 10:35:52,779 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 10:35:52,779 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 10:35:52,779 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 10:35:52,779 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 10:35:52,779 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 10:35:52,779 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 10:35:52,779 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 10:35:52,796 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-11-18 10:35:52,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 10:35:52,802 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:35:52,803 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] [2018-11-18 10:35:52,804 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:35:52,808 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:35:52,808 INFO L82 PathProgramCache]: Analyzing trace with hash -1835137400, now seen corresponding path program 1 times [2018-11-18 10:35:52,809 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:35:52,810 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:35:52,838 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:35:52,839 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:35:52,839 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:35:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:35:53,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:35:53,099 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:35:53,100 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 10:35:53,103 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 10:35:53,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 10:35:53,111 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 10:35:53,113 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 4 states. [2018-11-18 10:35:53,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:35:53,895 INFO L93 Difference]: Finished difference Result 788 states and 1373 transitions. [2018-11-18 10:35:53,896 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 10:35:53,897 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 100 [2018-11-18 10:35:53,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:35:53,909 INFO L225 Difference]: With dead ends: 788 [2018-11-18 10:35:53,909 INFO L226 Difference]: Without dead ends: 545 [2018-11-18 10:35:53,914 INFO L604 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 [2018-11-18 10:35:53,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states. [2018-11-18 10:35:53,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 383. [2018-11-18 10:35:53,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2018-11-18 10:35:53,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 631 transitions. [2018-11-18 10:35:53,964 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 631 transitions. Word has length 100 [2018-11-18 10:35:53,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:35:53,965 INFO L480 AbstractCegarLoop]: Abstraction has 383 states and 631 transitions. [2018-11-18 10:35:53,965 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 10:35:53,965 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 631 transitions. [2018-11-18 10:35:53,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 10:35:53,969 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:35:53,969 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-18 10:35:53,971 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:35:53,971 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:35:53,972 INFO L82 PathProgramCache]: Analyzing trace with hash -1881867499, now seen corresponding path program 1 times [2018-11-18 10:35:53,972 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:35:53,972 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:35:53,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:35:53,973 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:35:53,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:35:53,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:35:54,050 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:35:54,050 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:35:54,050 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 10:35:54,052 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 10:35:54,052 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 10:35:54,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 10:35:54,052 INFO L87 Difference]: Start difference. First operand 383 states and 631 transitions. Second operand 3 states. [2018-11-18 10:35:54,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:35:54,425 INFO L93 Difference]: Finished difference Result 1060 states and 1817 transitions. [2018-11-18 10:35:54,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 10:35:54,426 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 109 [2018-11-18 10:35:54,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:35:54,430 INFO L225 Difference]: With dead ends: 1060 [2018-11-18 10:35:54,430 INFO L226 Difference]: Without dead ends: 683 [2018-11-18 10:35:54,432 INFO L604 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 [2018-11-18 10:35:54,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 683 states. [2018-11-18 10:35:54,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 683 to 678. [2018-11-18 10:35:54,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 678 states. [2018-11-18 10:35:54,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 678 states and 1078 transitions. [2018-11-18 10:35:54,452 INFO L78 Accepts]: Start accepts. Automaton has 678 states and 1078 transitions. Word has length 109 [2018-11-18 10:35:54,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:35:54,453 INFO L480 AbstractCegarLoop]: Abstraction has 678 states and 1078 transitions. [2018-11-18 10:35:54,453 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 10:35:54,453 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1078 transitions. [2018-11-18 10:35:54,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 10:35:54,457 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:35:54,458 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:35:54,458 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:35:54,459 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:35:54,459 INFO L82 PathProgramCache]: Analyzing trace with hash -1492540793, now seen corresponding path program 1 times [2018-11-18 10:35:54,459 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:35:54,459 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:35:54,460 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:35:54,460 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:35:54,460 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:35:54,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:35:54,553 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 34 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 10:35:54,554 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:35:54,554 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dd8df766-94ae-47e3-975e-24af7a656186/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 [2018-11-18 10:35:54,561 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:35:54,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:35:54,628 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:35:54,703 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 40 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:35:54,729 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 10:35:54,729 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-18 10:35:54,729 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 10:35:54,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 10:35:54,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-18 10:35:54,730 INFO L87 Difference]: Start difference. First operand 678 states and 1078 transitions. Second operand 9 states. [2018-11-18 10:35:55,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:35:55,139 INFO L93 Difference]: Finished difference Result 1386 states and 2282 transitions. [2018-11-18 10:35:55,140 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 10:35:55,140 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 139 [2018-11-18 10:35:55,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:35:55,145 INFO L225 Difference]: With dead ends: 1386 [2018-11-18 10:35:55,145 INFO L226 Difference]: Without dead ends: 714 [2018-11-18 10:35:55,147 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 140 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-11-18 10:35:55,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 714 states. [2018-11-18 10:35:55,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 714 to 666. [2018-11-18 10:35:55,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 666 states. [2018-11-18 10:35:55,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 666 states and 1037 transitions. [2018-11-18 10:35:55,176 INFO L78 Accepts]: Start accepts. Automaton has 666 states and 1037 transitions. Word has length 139 [2018-11-18 10:35:55,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:35:55,177 INFO L480 AbstractCegarLoop]: Abstraction has 666 states and 1037 transitions. [2018-11-18 10:35:55,177 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 10:35:55,177 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1037 transitions. [2018-11-18 10:35:55,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 10:35:55,180 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:35:55,180 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:35:55,180 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:35:55,181 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:35:55,181 INFO L82 PathProgramCache]: Analyzing trace with hash 46672373, now seen corresponding path program 1 times [2018-11-18 10:35:55,181 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:35:55,181 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:35:55,182 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:35:55,182 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:35:55,182 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:35:55,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:35:55,320 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:35:55,320 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:35:55,320 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 10:35:55,320 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 10:35:55,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 10:35:55,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 10:35:55,321 INFO L87 Difference]: Start difference. First operand 666 states and 1037 transitions. Second operand 6 states. [2018-11-18 10:35:55,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:35:55,802 INFO L93 Difference]: Finished difference Result 1547 states and 2436 transitions. [2018-11-18 10:35:55,802 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 10:35:55,802 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 170 [2018-11-18 10:35:55,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:35:55,805 INFO L225 Difference]: With dead ends: 1547 [2018-11-18 10:35:55,805 INFO L226 Difference]: Without dead ends: 887 [2018-11-18 10:35:55,807 INFO L604 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 [2018-11-18 10:35:55,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 887 states. [2018-11-18 10:35:55,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 887 to 863. [2018-11-18 10:35:55,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 863 states. [2018-11-18 10:35:55,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 863 states and 1247 transitions. [2018-11-18 10:35:55,824 INFO L78 Accepts]: Start accepts. Automaton has 863 states and 1247 transitions. Word has length 170 [2018-11-18 10:35:55,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:35:55,825 INFO L480 AbstractCegarLoop]: Abstraction has 863 states and 1247 transitions. [2018-11-18 10:35:55,825 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 10:35:55,825 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1247 transitions. [2018-11-18 10:35:55,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 10:35:55,827 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:35:55,827 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:35:55,827 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:35:55,827 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:35:55,827 INFO L82 PathProgramCache]: Analyzing trace with hash -1098470401, now seen corresponding path program 1 times [2018-11-18 10:35:55,827 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:35:55,827 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:35:55,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:35:55,828 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:35:55,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:35:55,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:35:55,957 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:35:55,957 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:35:55,957 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dd8df766-94ae-47e3-975e-24af7a656186/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 10:35:55,973 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:35:56,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:35:56,015 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:35:56,064 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:35:56,080 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 10:35:56,080 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2018-11-18 10:35:56,080 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 10:35:56,080 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 10:35:56,080 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-18 10:35:56,081 INFO L87 Difference]: Start difference. First operand 863 states and 1247 transitions. Second operand 9 states. [2018-11-18 10:35:57,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:35:57,447 INFO L93 Difference]: Finished difference Result 3774 states and 5879 transitions. [2018-11-18 10:35:57,448 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-18 10:35:57,448 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 171 [2018-11-18 10:35:57,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:35:57,448 INFO L225 Difference]: With dead ends: 3774 [2018-11-18 10:35:57,449 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 10:35:57,459 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 181 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=119, Invalid=223, Unknown=0, NotChecked=0, Total=342 [2018-11-18 10:35:57,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 10:35:57,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 10:35:57,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 10:35:57,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 10:35:57,460 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 171 [2018-11-18 10:35:57,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:35:57,460 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 10:35:57,460 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 10:35:57,460 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 10:35:57,460 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 10:35:57,464 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 10:35:57,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:35:57,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:35:57,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:35:57,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:35:57,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:35:57,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:35:57,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:35:57,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:35:57,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:35:57,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:35:57,550 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:35:57,554 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:35:57,559 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:35:57,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:35:57,851 WARN L180 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 47 [2018-11-18 10:35:57,980 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2018-11-18 10:35:58,108 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2018-11-18 10:35:58,109 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 10:35:58,110 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)) [2018-11-18 10:35:58,110 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 10:35:58,110 INFO L425 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,110 INFO L425 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,110 INFO L425 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,110 INFO L425 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,110 INFO L425 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,110 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-18 10:35:58,110 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-18 10:35:58,110 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-18 10:35:58,111 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-18 10:35:58,111 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-18 10:35:58,111 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-18 10:35:58,111 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-18 10:35:58,111 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-18 10:35:58,111 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-18 10:35:58,111 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-18 10:35:58,111 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-18 10:35:58,111 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-18 10:35:58,111 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-18 10:35:58,111 INFO L425 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,111 INFO L425 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,111 INFO L425 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,112 INFO L425 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,112 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-18 10:35:58,112 INFO L425 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,116 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-18 10:35:58,116 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-18 10:35:58,116 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-18 10:35:58,116 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-18 10:35:58,116 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-18 10:35:58,116 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-18 10:35:58,116 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-18 10:35:58,116 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-18 10:35:58,116 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-18 10:35:58,116 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-18 10:35:58,116 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-18 10:35:58,116 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-18 10:35:58,117 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-18 10:35:58,117 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-18 10:35:58,117 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-18 10:35:58,117 INFO L425 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,117 INFO L425 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,117 INFO L425 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,117 INFO L425 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,117 INFO L425 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,117 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-18 10:35:58,117 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-18 10:35:58,117 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-18 10:35:58,117 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-18 10:35:58,117 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-18 10:35:58,117 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-18 10:35:58,118 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-18 10:35:58,118 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-18 10:35:58,118 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-18 10:35:58,118 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-18 10:35:58,118 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-18 10:35:58,118 INFO L425 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,118 INFO L425 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,118 INFO L425 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,118 INFO L425 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,118 INFO L425 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,118 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-18 10:35:58,118 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-18 10:35:58,118 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-18 10:35:58,118 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-18 10:35:58,119 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-18 10:35:58,119 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-18 10:35:58,119 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-18 10:35:58,119 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-18 10:35:58,119 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-18 10:35:58,119 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 451) no Hoare annotation was computed. [2018-11-18 10:35:58,119 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-18 10:35:58,119 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-18 10:35:58,119 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-18 10:35:58,119 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-18 10:35:58,119 INFO L425 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,119 INFO L425 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,119 INFO L425 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,120 INFO L425 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,120 INFO L425 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,120 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-18 10:35:58,124 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-18 10:35:58,124 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-18 10:35:58,124 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-18 10:35:58,124 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-18 10:35:58,124 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-18 10:35:58,124 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-18 10:35:58,124 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-18 10:35:58,124 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-18 10:35:58,125 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-18 10:35:58,125 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-18 10:35:58,125 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-18 10:35:58,125 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-18 10:35:58,125 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-18 10:35:58,125 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-18 10:35:58,125 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-18 10:35:58,125 INFO L425 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,125 INFO L425 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,125 INFO L425 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,125 INFO L425 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,125 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-18 10:35:58,125 INFO L425 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,125 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-18 10:35:58,125 INFO L425 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,126 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-18 10:35:58,126 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-18 10:35:58,126 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-18 10:35:58,126 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,126 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,126 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-18 10:35:58,126 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-18 10:35:58,126 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-18 10:35:58,126 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-18 10:35:58,126 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-18 10:35:58,126 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-18 10:35:58,126 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-18 10:35:58,126 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-18 10:35:58,126 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-18 10:35:58,127 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-18 10:35:58,127 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-18 10:35:58,127 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,127 INFO L425 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,127 INFO L425 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,127 INFO L425 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,127 INFO L425 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,127 INFO L425 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,127 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-18 10:35:58,127 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-18 10:35:58,127 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-18 10:35:58,127 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-18 10:35:58,127 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-18 10:35:58,128 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-18 10:35:58,128 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-18 10:35:58,128 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-18 10:35:58,128 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-18 10:35:58,129 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-18 10:35:58,129 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-18 10:35:58,129 INFO L425 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,129 INFO L425 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,129 INFO L425 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,129 INFO L425 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,129 INFO L425 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,129 INFO L425 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,129 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-18 10:35:58,129 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-18 10:35:58,129 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-18 10:35:58,129 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-18 10:35:58,129 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-18 10:35:58,130 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-18 10:35:58,130 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-18 10:35:58,130 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-18 10:35:58,130 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-18 10:35:58,130 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-18 10:35:58,130 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-18 10:35:58,130 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-18 10:35:58,130 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-18 10:35:58,130 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-18 10:35:58,130 INFO L425 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,130 INFO L425 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,130 INFO L425 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,131 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse7 (= 1 ~a25~0)) (.cse5 (= |old(~a28~0)| ~a28~0)) (.cse6 (= |old(~a17~0)| ~a17~0)) (.cse8 (or (not (= ~a19~0 ~a11~0)) (not (= 1 ~a19~0))))) (let ((.cse1 (and (= 1 |old(~a11~0)|) (= |old(~a11~0)| |old(~a19~0)|))) (.cse0 (and .cse5 .cse6 .cse8)) (.cse10 (and .cse5 .cse6)) (.cse2 (not (= |old(~a17~0)| 8))) (.cse4 (not (= 1 |old(~a25~0)|))) (.cse9 (= 8 |old(~a28~0)|)) (.cse11 (< 8 |old(~a17~0)|)) (.cse3 (= 11 |old(~a28~0)|)) (.cse12 (and .cse5 .cse6 .cse7))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 (and .cse5 .cse6 .cse7 .cse8) .cse2) (or .cse9 .cse10 .cse2 .cse3) (or .cse1 .cse9 .cse11 .cse3 .cse0) (or (< |old(~a28~0)| 10) .cse10 .cse11 .cse3) (or .cse4 .cse12 .cse2 .cse3) (or .cse4 .cse9 .cse11 .cse3 .cse12)))) [2018-11-18 10:35:58,131 INFO L425 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,131 INFO L425 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,131 INFO L425 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,131 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-18 10:35:58,131 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-18 10:35:58,131 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-18 10:35:58,131 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-18 10:35:58,131 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-18 10:35:58,131 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-18 10:35:58,131 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-18 10:35:58,131 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-18 10:35:58,131 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-18 10:35:58,132 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-18 10:35:58,132 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-18 10:35:58,132 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-18 10:35:58,135 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-18 10:35:58,135 INFO L425 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,135 INFO L425 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,135 INFO L425 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,136 INFO L425 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,136 INFO L425 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,136 INFO L425 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,136 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-18 10:35:58,136 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-18 10:35:58,136 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-18 10:35:58,136 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-18 10:35:58,136 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-18 10:35:58,136 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-18 10:35:58,136 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-18 10:35:58,136 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-18 10:35:58,136 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-18 10:35:58,136 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-18 10:35:58,137 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-18 10:35:58,137 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-18 10:35:58,137 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-18 10:35:58,137 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-18 10:35:58,137 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-18 10:35:58,137 INFO L425 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-11-18 10:35:58,137 INFO L425 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,137 INFO L425 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,137 INFO L425 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,137 INFO L425 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,137 INFO L425 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 10:35:58,137 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-18 10:35:58,137 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-18 10:35:58,137 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-18 10:35:58,138 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-18 10:35:58,138 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-18 10:35:58,138 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-18 10:35:58,138 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-18 10:35:58,138 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-18 10:35:58,138 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-18 10:35:58,138 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-18 10:35:58,138 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-18 10:35:58,138 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-18 10:35:58,138 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-18 10:35:58,138 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-18 10:35:58,138 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-18 10:35:58,138 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-18 10:35:58,138 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-18 10:35:58,139 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-18 10:35:58,139 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-18 10:35:58,139 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 10:35:58,139 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a28~0 8)) (not (= ~a19~0 ~a11~0)) (<= ~a17~0 8) (not (= ~a28~0 11))) [2018-11-18 10:35:58,139 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 10:35:58,139 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 10:35:58,139 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (= 8 |old(~a28~0)|) (= |old(~a11~0)| |old(~a19~0)|) (< 8 |old(~a17~0)|) (and (= |old(~a28~0)| ~a28~0) (= |old(~a17~0)| ~a17~0) (not (= ~a19~0 ~a11~0))) (= 11 |old(~a28~0)|)) [2018-11-18 10:35:58,139 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-11-18 10:35:58,139 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse3 (or (not (= ~a19~0 ~a11~0)) (not (= 1 ~a19~0)))) (.cse6 (= 1 ~a25~0)) (.cse5 (<= ~a17~0 8)) (.cse4 (= |old(~a17~0)| 8)) (.cse0 (= |old(~a17~0)| ~a17~0)) (.cse1 (not (= ~a28~0 8))) (.cse2 (not (= ~a28~0 11)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (<= 10 ~a28~0) .cse5 .cse2) (and .cse4 .cse0 .cse6 .cse3) (= 11 |old(~a28~0)|) (and .cse4 .cse0 .cse6 .cse2) (= 8 |old(~a28~0)|) (and .cse4 .cse0 .cse2 .cse3) (= |old(~a11~0)| |old(~a19~0)|) (< 8 |old(~a17~0)|) (and .cse4 .cse6 .cse1 .cse5 .cse2) (and .cse4 .cse0 .cse1 .cse2))) [2018-11-18 10:35:58,139 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-11-18 10:35:58,140 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-18 10:35:58,140 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse3 (or (not (= ~a19~0 ~a11~0)) (not (= 1 ~a19~0)))) (.cse6 (= 1 ~a25~0)) (.cse5 (<= ~a17~0 8)) (.cse4 (= |old(~a17~0)| 8)) (.cse0 (= |old(~a17~0)| ~a17~0)) (.cse1 (not (= ~a28~0 8))) (.cse2 (not (= ~a28~0 11)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (<= 10 ~a28~0) .cse5 .cse2) (and .cse4 .cse0 .cse6 .cse3) (= 11 |old(~a28~0)|) (and .cse4 .cse0 .cse6 .cse2) (= 8 |old(~a28~0)|) (and .cse4 .cse0 .cse2 .cse3) (= |old(~a11~0)| |old(~a19~0)|) (< 8 |old(~a17~0)|) (and .cse4 .cse6 .cse1 .cse5 .cse2) (and .cse4 .cse0 .cse1 .cse2))) [2018-11-18 10:35:58,140 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-18 10:35:58,140 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-18 10:35:58,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 10:35:58 BoogieIcfgContainer [2018-11-18 10:35:58,157 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 10:35:58,157 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 10:35:58,157 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 10:35:58,157 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 10:35:58,158 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:35:52" (3/4) ... [2018-11-18 10:35:58,162 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 10:35:58,168 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 10:35:58,168 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 10:35:58,168 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 10:35:58,176 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 10:35:58,177 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 10:35:58,201 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((\old(a17) == a17 && !(a28 == 8)) && !(a28 == 11)) && (!(a19 == a11) || !(1 == a19))) || (((\old(a17) == 8 && 10 <= a28) && a17 <= 8) && !(a28 == 11))) || (((\old(a17) == 8 && \old(a17) == a17) && 1 == a25) && (!(a19 == a11) || !(1 == a19)))) || 11 == \old(a28)) || (((\old(a17) == 8 && \old(a17) == a17) && 1 == a25) && !(a28 == 11))) || 8 == \old(a28)) || (((\old(a17) == 8 && \old(a17) == a17) && !(a28 == 11)) && (!(a19 == a11) || !(1 == a19)))) || \old(a11) == \old(a19)) || 8 < \old(a17)) || ((((\old(a17) == 8 && 1 == a25) && !(a28 == 8)) && a17 <= 8) && !(a28 == 11))) || (((\old(a17) == 8 && \old(a17) == a17) && !(a28 == 8)) && !(a28 == 11)) [2018-11-18 10:35:58,271 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_dd8df766-94ae-47e3-975e-24af7a656186/bin-2019/uautomizer/witness.graphml [2018-11-18 10:35:58,271 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 10:35:58,273 INFO L168 Benchmark]: Toolchain (without parser) took 6854.80 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 329.8 MB). Free memory was 951.1 MB in the beginning and 933.8 MB in the end (delta: 17.3 MB). Peak memory consumption was 347.1 MB. Max. memory is 11.5 GB. [2018-11-18 10:35:58,273 INFO L168 Benchmark]: CDTParser took 0.10 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. [2018-11-18 10:35:58,273 INFO L168 Benchmark]: CACSL2BoogieTranslator took 371.41 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 916.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-18 10:35:58,274 INFO L168 Benchmark]: Boogie Preprocessor took 109.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 916.2 MB in the beginning and 1.1 GB in the end (delta: -218.1 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2018-11-18 10:35:58,274 INFO L168 Benchmark]: RCFGBuilder took 828.70 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: 103.0 MB). Peak memory consumption was 103.0 MB. Max. memory is 11.5 GB. [2018-11-18 10:35:58,274 INFO L168 Benchmark]: TraceAbstraction took 5427.48 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 185.1 MB). Free memory was 1.0 GB in the beginning and 950.3 MB in the end (delta: 81.0 MB). Peak memory consumption was 266.0 MB. Max. memory is 11.5 GB. [2018-11-18 10:35:58,274 INFO L168 Benchmark]: Witness Printer took 114.25 ms. Allocated memory is still 1.4 GB. Free memory was 950.3 MB in the beginning and 933.8 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. [2018-11-18 10:35:58,276 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 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 371.41 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 916.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 109.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 916.2 MB in the beginning and 1.1 GB in the end (delta: -218.1 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 828.70 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: 103.0 MB). Peak memory consumption was 103.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5427.48 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 185.1 MB). Free memory was 1.0 GB in the beginning and 950.3 MB in the end (delta: 81.0 MB). Peak memory consumption was 266.0 MB. Max. memory is 11.5 GB. * Witness Printer took 114.25 ms. Allocated memory is still 1.4 GB. Free memory was 950.3 MB in the beginning and 933.8 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: 451]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((((((\old(a17) == a17 && !(a28 == 8)) && !(a28 == 11)) && (!(a19 == a11) || !(1 == a19))) || (((\old(a17) == 8 && 10 <= a28) && a17 <= 8) && !(a28 == 11))) || (((\old(a17) == 8 && \old(a17) == a17) && 1 == a25) && (!(a19 == a11) || !(1 == a19)))) || 11 == \old(a28)) || (((\old(a17) == 8 && \old(a17) == a17) && 1 == a25) && !(a28 == 11))) || 8 == \old(a28)) || (((\old(a17) == 8 && \old(a17) == a17) && !(a28 == 11)) && (!(a19 == a11) || !(1 == a19)))) || \old(a11) == \old(a19)) || 8 < \old(a17)) || ((((\old(a17) == 8 && 1 == a25) && !(a28 == 8)) && a17 <= 8) && !(a28 == 11))) || (((\old(a17) == 8 && \old(a17) == a17) && !(a28 == 8)) && !(a28 == 11)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 5.3s OverallTime, 5 OverallIterations, 3 TraceHistogramMax, 3.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 802 SDtfs, 4220 SDslu, 597 SDs, 0 SdLazy, 4519 SolverSat, 1173 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 371 GetRequests, 328 SyntacticMatches, 7 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=863occurred 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, 239 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 46 PreInvPairs, 94 NumberOfFragments, 504 HoareAnnotationTreeSize, 46 FomulaSimplifications, 4662 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1292 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 999 NumberOfCodeBlocks, 999 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 992 ConstructedInterpolants, 0 QuantifiedInterpolants, 501763 SizeOfPredicates, 2 NumberOfNonLiveVariables, 768 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 7 InterpolantComputations, 4 PerfectInterpolantSequences, 219/289 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...