./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label00_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_01436730-5579-478d-a5ad-9e8e0d1d0ab6/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_01436730-5579-478d-a5ad-9e8e0d1d0ab6/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_01436730-5579-478d-a5ad-9e8e0d1d0ab6/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_01436730-5579-478d-a5ad-9e8e0d1d0ab6/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label00_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_01436730-5579-478d-a5ad-9e8e0d1d0ab6/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_01436730-5579-478d-a5ad-9e8e0d1d0ab6/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 e521cfa02db8c2eac8727300620f5ffec2ecc0c7 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 23:23:26,883 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 23:23:26,884 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 23:23:26,891 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 23:23:26,891 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 23:23:26,892 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 23:23:26,892 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 23:23:26,894 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 23:23:26,895 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 23:23:26,895 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 23:23:26,896 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 23:23:26,896 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 23:23:26,896 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 23:23:26,897 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 23:23:26,898 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 23:23:26,898 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 23:23:26,899 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 23:23:26,900 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 23:23:26,901 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 23:23:26,902 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 23:23:26,903 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 23:23:26,904 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 23:23:26,905 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 23:23:26,905 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 23:23:26,905 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 23:23:26,906 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 23:23:26,906 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 23:23:26,907 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 23:23:26,907 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 23:23:26,907 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 23:23:26,907 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 23:23:26,908 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 23:23:26,908 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 23:23:26,908 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 23:23:26,908 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 23:23:26,909 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 23:23:26,909 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_01436730-5579-478d-a5ad-9e8e0d1d0ab6/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-22 23:23:26,917 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 23:23:26,917 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 23:23:26,918 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 23:23:26,918 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 23:23:26,918 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 23:23:26,918 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 23:23:26,918 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 23:23:26,918 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 23:23:26,919 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 23:23:26,919 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 23:23:26,919 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 23:23:26,919 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 23:23:26,919 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 23:23:26,919 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 23:23:26,919 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 23:23:26,920 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 23:23:26,920 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 23:23:26,920 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 23:23:26,920 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 23:23:26,920 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 23:23:26,920 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 23:23:26,920 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 23:23:26,921 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 23:23:26,921 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 23:23:26,921 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 23:23:26,921 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 23:23:26,921 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 23:23:26,921 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-22 23:23:26,921 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 23:23:26,921 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 23:23:26,922 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_01436730-5579-478d-a5ad-9e8e0d1d0ab6/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 -> e521cfa02db8c2eac8727300620f5ffec2ecc0c7 [2018-11-22 23:23:26,944 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 23:23:26,951 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 23:23:26,953 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 23:23:26,954 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 23:23:26,954 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 23:23:26,955 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_01436730-5579-478d-a5ad-9e8e0d1d0ab6/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label00_true-unreach-call_false-termination.c [2018-11-22 23:23:26,989 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_01436730-5579-478d-a5ad-9e8e0d1d0ab6/bin-2019/uautomizer/data/a61b0d2f9/3849a66c811c4eaa88d94aafa939a595/FLAGda362f981 [2018-11-22 23:23:27,338 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 23:23:27,339 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_01436730-5579-478d-a5ad-9e8e0d1d0ab6/sv-benchmarks/c/eca-rers2012/Problem02_label00_true-unreach-call_false-termination.c [2018-11-22 23:23:27,348 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_01436730-5579-478d-a5ad-9e8e0d1d0ab6/bin-2019/uautomizer/data/a61b0d2f9/3849a66c811c4eaa88d94aafa939a595/FLAGda362f981 [2018-11-22 23:23:27,359 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_01436730-5579-478d-a5ad-9e8e0d1d0ab6/bin-2019/uautomizer/data/a61b0d2f9/3849a66c811c4eaa88d94aafa939a595 [2018-11-22 23:23:27,362 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 23:23:27,363 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 23:23:27,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 23:23:27,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 23:23:27,366 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 23:23:27,367 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:23:27" (1/1) ... [2018-11-22 23:23:27,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17cfd07b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:27, skipping insertion in model container [2018-11-22 23:23:27,368 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:23:27" (1/1) ... [2018-11-22 23:23:27,374 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 23:23:27,407 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 23:23:27,633 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:23:27,636 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 23:23:27,705 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:23:27,717 INFO L195 MainTranslator]: Completed translation [2018-11-22 23:23:27,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:27 WrapperNode [2018-11-22 23:23:27,718 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 23:23:27,718 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 23:23:27,719 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 23:23:27,719 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 23:23:27,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:27" (1/1) ... [2018-11-22 23:23:27,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:27" (1/1) ... [2018-11-22 23:23:27,790 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 23:23:27,790 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 23:23:27,790 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 23:23:27,790 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 23:23:27,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:27" (1/1) ... [2018-11-22 23:23:27,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:27" (1/1) ... [2018-11-22 23:23:27,801 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:27" (1/1) ... [2018-11-22 23:23:27,801 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:27" (1/1) ... [2018-11-22 23:23:27,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:27" (1/1) ... [2018-11-22 23:23:27,832 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:27" (1/1) ... [2018-11-22 23:23:27,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:27" (1/1) ... [2018-11-22 23:23:27,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 23:23:27,839 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 23:23:27,839 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 23:23:27,839 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 23:23:27,840 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_01436730-5579-478d-a5ad-9e8e0d1d0ab6/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 [2018-11-22 23:23:27,887 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-22 23:23:27,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-22 23:23:27,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-22 23:23:27,888 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-22 23:23:27,888 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-22 23:23:27,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 23:23:27,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 23:23:27,888 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-22 23:23:27,888 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-22 23:23:28,744 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 23:23:28,744 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-22 23:23:28,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:23:28 BoogieIcfgContainer [2018-11-22 23:23:28,744 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 23:23:28,745 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 23:23:28,745 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 23:23:28,748 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 23:23:28,748 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:23:27" (1/3) ... [2018-11-22 23:23:28,748 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d74d434 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:23:28, skipping insertion in model container [2018-11-22 23:23:28,749 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:27" (2/3) ... [2018-11-22 23:23:28,749 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d74d434 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:23:28, skipping insertion in model container [2018-11-22 23:23:28,749 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:23:28" (3/3) ... [2018-11-22 23:23:28,751 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label00_true-unreach-call_false-termination.c [2018-11-22 23:23:28,757 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 23:23:28,766 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-22 23:23:28,776 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-22 23:23:28,797 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-22 23:23:28,798 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 23:23:28,798 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 23:23:28,798 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 23:23:28,798 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 23:23:28,798 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 23:23:28,798 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 23:23:28,798 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 23:23:28,799 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 23:23:28,816 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-11-22 23:23:28,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-22 23:23:28,824 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:23:28,825 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:23:28,827 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:23:28,831 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:23:28,831 INFO L82 PathProgramCache]: Analyzing trace with hash 1022555377, now seen corresponding path program 1 times [2018-11-22 23:23:28,832 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:23:28,832 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:23:28,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:23:28,861 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:23:28,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:23:28,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:23:29,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:23:29,114 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:23:29,114 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 23:23:29,118 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 23:23:29,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 23:23:29,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 23:23:29,127 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2018-11-22 23:23:29,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:23:29,755 INFO L93 Difference]: Finished difference Result 615 states and 1053 transitions. [2018-11-22 23:23:29,755 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 23:23:29,756 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 121 [2018-11-22 23:23:29,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:23:29,767 INFO L225 Difference]: With dead ends: 615 [2018-11-22 23:23:29,767 INFO L226 Difference]: Without dead ends: 377 [2018-11-22 23:23:29,771 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 23:23:29,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2018-11-22 23:23:29,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 377. [2018-11-22 23:23:29,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 377 states. [2018-11-22 23:23:29,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 377 states and 619 transitions. [2018-11-22 23:23:29,819 INFO L78 Accepts]: Start accepts. Automaton has 377 states and 619 transitions. Word has length 121 [2018-11-22 23:23:29,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:23:29,820 INFO L480 AbstractCegarLoop]: Abstraction has 377 states and 619 transitions. [2018-11-22 23:23:29,820 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 23:23:29,820 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 619 transitions. [2018-11-22 23:23:29,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-22 23:23:29,824 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:23:29,824 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:23:29,825 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:23:29,825 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:23:29,825 INFO L82 PathProgramCache]: Analyzing trace with hash 145020396, now seen corresponding path program 1 times [2018-11-22 23:23:29,825 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:23:29,825 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:23:29,826 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:23:29,827 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:23:29,827 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:23:29,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:23:29,948 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:23:29,948 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:23:29,948 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-22 23:23:29,950 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-22 23:23:29,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-22 23:23:29,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-22 23:23:29,950 INFO L87 Difference]: Start difference. First operand 377 states and 619 transitions. Second operand 6 states. [2018-11-22 23:23:30,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:23:30,596 INFO L93 Difference]: Finished difference Result 1220 states and 2085 transitions. [2018-11-22 23:23:30,596 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-22 23:23:30,596 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 136 [2018-11-22 23:23:30,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:23:30,603 INFO L225 Difference]: With dead ends: 1220 [2018-11-22 23:23:30,603 INFO L226 Difference]: Without dead ends: 849 [2018-11-22 23:23:30,606 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-22 23:23:30,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 849 states. [2018-11-22 23:23:30,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 849 to 819. [2018-11-22 23:23:30,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 819 states. [2018-11-22 23:23:30,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 819 states and 1288 transitions. [2018-11-22 23:23:30,640 INFO L78 Accepts]: Start accepts. Automaton has 819 states and 1288 transitions. Word has length 136 [2018-11-22 23:23:30,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:23:30,640 INFO L480 AbstractCegarLoop]: Abstraction has 819 states and 1288 transitions. [2018-11-22 23:23:30,640 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-22 23:23:30,640 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1288 transitions. [2018-11-22 23:23:30,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-22 23:23:30,644 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:23:30,644 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:23:30,644 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:23:30,644 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:23:30,645 INFO L82 PathProgramCache]: Analyzing trace with hash -1177628319, now seen corresponding path program 1 times [2018-11-22 23:23:30,645 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:23:30,645 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:23:30,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:23:30,646 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:23:30,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:23:30,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:23:30,817 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:23:30,818 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:23:30,818 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-22 23:23:30,818 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-22 23:23:30,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-22 23:23:30,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-22 23:23:30,819 INFO L87 Difference]: Start difference. First operand 819 states and 1288 transitions. Second operand 5 states. [2018-11-22 23:23:31,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:23:31,315 INFO L93 Difference]: Finished difference Result 1769 states and 2825 transitions. [2018-11-22 23:23:31,316 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-22 23:23:31,316 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 147 [2018-11-22 23:23:31,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:23:31,320 INFO L225 Difference]: With dead ends: 1769 [2018-11-22 23:23:31,320 INFO L226 Difference]: Without dead ends: 809 [2018-11-22 23:23:31,322 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-22 23:23:31,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 809 states. [2018-11-22 23:23:31,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 809 to 809. [2018-11-22 23:23:31,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 809 states. [2018-11-22 23:23:31,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 809 states and 1256 transitions. [2018-11-22 23:23:31,341 INFO L78 Accepts]: Start accepts. Automaton has 809 states and 1256 transitions. Word has length 147 [2018-11-22 23:23:31,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:23:31,341 INFO L480 AbstractCegarLoop]: Abstraction has 809 states and 1256 transitions. [2018-11-22 23:23:31,341 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-22 23:23:31,341 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1256 transitions. [2018-11-22 23:23:31,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-22 23:23:31,344 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:23:31,345 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:23:31,345 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:23:31,345 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:23:31,345 INFO L82 PathProgramCache]: Analyzing trace with hash -2040126092, now seen corresponding path program 1 times [2018-11-22 23:23:31,345 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:23:31,345 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:23:31,346 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:23:31,346 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:23:31,346 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:23:31,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:23:31,463 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 59 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-22 23:23:31,463 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 23:23:31,464 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_01436730-5579-478d-a5ad-9e8e0d1d0ab6/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 [2018-11-22 23:23:31,471 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:23:31,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:23:31,537 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:23:31,597 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 64 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:23:31,613 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-22 23:23:31,613 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-22 23:23:31,614 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-22 23:23:31,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-22 23:23:31,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-22 23:23:31,614 INFO L87 Difference]: Start difference. First operand 809 states and 1256 transitions. Second operand 9 states. [2018-11-22 23:23:31,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:23:31,994 INFO L93 Difference]: Finished difference Result 1619 states and 2545 transitions. [2018-11-22 23:23:31,995 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-22 23:23:31,995 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 187 [2018-11-22 23:23:31,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:23:31,998 INFO L225 Difference]: With dead ends: 1619 [2018-11-22 23:23:31,998 INFO L226 Difference]: Without dead ends: 816 [2018-11-22 23:23:31,999 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 188 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-11-22 23:23:32,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 816 states. [2018-11-22 23:23:32,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 816 to 789. [2018-11-22 23:23:32,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 789 states. [2018-11-22 23:23:32,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 1196 transitions. [2018-11-22 23:23:32,016 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 1196 transitions. Word has length 187 [2018-11-22 23:23:32,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:23:32,017 INFO L480 AbstractCegarLoop]: Abstraction has 789 states and 1196 transitions. [2018-11-22 23:23:32,017 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-22 23:23:32,017 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1196 transitions. [2018-11-22 23:23:32,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-22 23:23:32,019 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:23:32,019 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:23:32,019 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:23:32,019 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:23:32,020 INFO L82 PathProgramCache]: Analyzing trace with hash -1410423348, now seen corresponding path program 1 times [2018-11-22 23:23:32,020 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:23:32,020 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:23:32,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:23:32,021 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:23:32,021 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:23:32,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:23:32,118 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:23:32,118 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:23:32,118 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-22 23:23:32,119 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-22 23:23:32,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-22 23:23:32,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-22 23:23:32,119 INFO L87 Difference]: Start difference. First operand 789 states and 1196 transitions. Second operand 4 states. [2018-11-22 23:23:32,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:23:32,756 INFO L93 Difference]: Finished difference Result 2344 states and 3625 transitions. [2018-11-22 23:23:32,757 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-22 23:23:32,757 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 191 [2018-11-22 23:23:32,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:23:32,757 INFO L225 Difference]: With dead ends: 2344 [2018-11-22 23:23:32,758 INFO L226 Difference]: Without dead ends: 0 [2018-11-22 23:23:32,761 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-22 23:23:32,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-22 23:23:32,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-22 23:23:32,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-22 23:23:32,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-22 23:23:32,762 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 191 [2018-11-22 23:23:32,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:23:32,762 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-22 23:23:32,762 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-22 23:23:32,762 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-22 23:23:32,762 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-22 23:23:32,765 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-22 23:23:32,791 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:23:32,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:23:32,959 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 52 [2018-11-22 23:23:33,067 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-22 23:23:33,067 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a19~0)| ~a19~0) (= ~a11~0 |old(~a11~0)|) (= |old(~a17~0)| ~a17~0)) [2018-11-22 23:23:33,067 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-22 23:23:33,067 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,067 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,067 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,067 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,068 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,068 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-22 23:23:33,068 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-22 23:23:33,068 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-22 23:23:33,068 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-22 23:23:33,068 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-22 23:23:33,068 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-22 23:23:33,068 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-22 23:23:33,068 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-22 23:23:33,068 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-22 23:23:33,068 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-22 23:23:33,068 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-22 23:23:33,068 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-22 23:23:33,068 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-22 23:23:33,068 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,068 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,068 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,068 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,069 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-22 23:23:33,069 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,069 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-22 23:23:33,069 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-22 23:23:33,069 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-22 23:23:33,069 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-22 23:23:33,069 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-22 23:23:33,069 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-22 23:23:33,069 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-22 23:23:33,069 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-22 23:23:33,069 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-22 23:23:33,070 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-22 23:23:33,070 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-22 23:23:33,070 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-22 23:23:33,070 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-22 23:23:33,070 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-22 23:23:33,070 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-22 23:23:33,071 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,071 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,071 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,071 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,071 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,071 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-22 23:23:33,071 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-22 23:23:33,071 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-22 23:23:33,071 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-22 23:23:33,071 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-22 23:23:33,071 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-22 23:23:33,072 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-22 23:23:33,072 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-22 23:23:33,072 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-22 23:23:33,072 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-22 23:23:33,072 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-22 23:23:33,072 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,072 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,072 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,072 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,072 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,072 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-22 23:23:33,073 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-22 23:23:33,073 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-22 23:23:33,073 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-22 23:23:33,073 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-22 23:23:33,073 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-22 23:23:33,073 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-22 23:23:33,073 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-22 23:23:33,073 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-22 23:23:33,073 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-22 23:23:33,073 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-22 23:23:33,073 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-22 23:23:33,074 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-22 23:23:33,074 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,078 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,078 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,078 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,078 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,078 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-22 23:23:33,078 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-22 23:23:33,078 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-22 23:23:33,078 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-22 23:23:33,079 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-22 23:23:33,079 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-22 23:23:33,079 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-22 23:23:33,079 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-22 23:23:33,079 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-22 23:23:33,079 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-22 23:23:33,079 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-22 23:23:33,079 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-22 23:23:33,079 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-22 23:23:33,079 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-22 23:23:33,079 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-22 23:23:33,079 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-22 23:23:33,079 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,080 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,080 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,080 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,080 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-22 23:23:33,080 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,080 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-22 23:23:33,080 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,080 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-22 23:23:33,080 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-22 23:23:33,080 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-22 23:23:33,080 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,080 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,080 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-22 23:23:33,081 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-22 23:23:33,081 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-22 23:23:33,081 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-22 23:23:33,081 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-22 23:23:33,081 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-22 23:23:33,081 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-22 23:23:33,081 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-22 23:23:33,081 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-22 23:23:33,081 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-22 23:23:33,081 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-22 23:23:33,081 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,081 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,081 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,082 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,082 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,082 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,082 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-22 23:23:33,082 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-22 23:23:33,082 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-22 23:23:33,082 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-22 23:23:33,082 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-22 23:23:33,083 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-22 23:23:33,083 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-22 23:23:33,083 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-22 23:23:33,083 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-22 23:23:33,083 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-22 23:23:33,083 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-22 23:23:33,083 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,083 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,083 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,083 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,083 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,083 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,083 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-22 23:23:33,083 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-22 23:23:33,084 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-22 23:23:33,084 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-22 23:23:33,084 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-22 23:23:33,084 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-22 23:23:33,084 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-22 23:23:33,084 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-22 23:23:33,084 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-22 23:23:33,084 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-22 23:23:33,084 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-22 23:23:33,084 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-22 23:23:33,084 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-22 23:23:33,084 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-22 23:23:33,084 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,084 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,085 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,085 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse8 (= 7 ~a28~0))) (let ((.cse4 (= 7 |old(~a17~0)|)) (.cse3 (not (= 1 ~a21~0))) (.cse7 (= 7 |old(~a28~0)|)) (.cse0 (= |old(~a19~0)| ~a19~0)) (.cse1 (= ~a11~0 |old(~a11~0)|)) (.cse6 (not .cse8)) (.cse2 (= |old(~a17~0)| ~a17~0)) (.cse5 (< 8 |old(~a17~0)|))) (and (or (and .cse0 .cse1 .cse2) .cse3 .cse4 .cse5) (or .cse6 .cse3 .cse7 .cse4 .cse5) (or .cse3 (and .cse8 (= 1 ~a11~0) (= 7 ~a17~0) (= 1 ~a25~0) (= 1 ~a19~0)) (not .cse7) (not (= 1 |old(~a25~0)|)) (not (= 1 |old(~a19~0)|)) (not (= 1 |old(~a11~0)|)) (not .cse4)) (or (and .cse0 (= ~a28~0 10) .cse1 .cse2) .cse3 (not (= 10 |old(~a28~0)|)) .cse5) (or .cse3 .cse7 (and .cse0 .cse1 .cse6 .cse2) (= |old(~a11~0)| |old(~a19~0)|) .cse5)))) [2018-11-22 23:23:33,085 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,085 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,085 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,085 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-22 23:23:33,085 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-22 23:23:33,085 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-22 23:23:33,085 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-22 23:23:33,085 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-22 23:23:33,086 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-22 23:23:33,086 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-22 23:23:33,086 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-22 23:23:33,086 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-22 23:23:33,086 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-22 23:23:33,086 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-22 23:23:33,086 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-22 23:23:33,086 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-22 23:23:33,086 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,086 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,086 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,087 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,087 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 517) no Hoare annotation was computed. [2018-11-22 23:23:33,087 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,087 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,087 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-22 23:23:33,087 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-22 23:23:33,087 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-22 23:23:33,087 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-22 23:23:33,087 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-22 23:23:33,087 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-22 23:23:33,087 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-22 23:23:33,087 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-22 23:23:33,087 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-22 23:23:33,088 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-22 23:23:33,088 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-22 23:23:33,088 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-22 23:23:33,088 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-22 23:23:33,088 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-22 23:23:33,088 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-22 23:23:33,088 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-11-22 23:23:33,088 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,088 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,088 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,088 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,088 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:23:33,088 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-22 23:23:33,088 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-22 23:23:33,089 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-22 23:23:33,089 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-22 23:23:33,089 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-22 23:23:33,089 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-22 23:23:33,089 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-22 23:23:33,089 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-22 23:23:33,089 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-22 23:23:33,089 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-22 23:23:33,089 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-22 23:23:33,089 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-22 23:23:33,089 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-22 23:23:33,089 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-22 23:23:33,089 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-22 23:23:33,090 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-22 23:23:33,090 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-22 23:23:33,090 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-22 23:23:33,090 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-22 23:23:33,090 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-22 23:23:33,090 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a17~0 7)) (not (= ~a19~0 ~a11~0)) (= ~a21~0 1) (<= ~a17~0 8)) [2018-11-22 23:23:33,090 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-22 23:23:33,090 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-22 23:23:33,090 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (and (= |old(~a19~0)| ~a19~0) (= ~a11~0 |old(~a11~0)|) (= |old(~a17~0)| ~a17~0)) (= 7 |old(~a17~0)|) (= |old(~a11~0)| |old(~a19~0)|) (< 8 |old(~a17~0)|)) [2018-11-22 23:23:33,090 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse0 (= 7 ~a28~0)) (.cse1 (<= ~a17~0 8))) (or (not (= 1 ~a21~0)) (and (not .cse0) (not (= ~a19~0 ~a11~0)) .cse1) (and .cse0 (= 1 ~a11~0) (= 7 ~a17~0) (= 1 ~a25~0) (= 1 ~a19~0)) (= 7 |old(~a17~0)|) (= |old(~a11~0)| |old(~a19~0)|) (and (not (= ~a17~0 7)) .cse1) (< 8 |old(~a17~0)|) (and (= ~a28~0 10) .cse1))) [2018-11-22 23:23:33,090 INFO L448 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2018-11-22 23:23:33,090 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-22 23:23:33,091 INFO L444 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (= 7 ~a28~0)) (.cse1 (<= ~a17~0 8))) (or (not (= 1 ~a21~0)) (and (not .cse0) (not (= ~a19~0 ~a11~0)) .cse1) (and .cse0 (= 1 ~a11~0) (= 7 ~a17~0) (= 1 ~a25~0) (= 1 ~a19~0)) (= 7 |old(~a17~0)|) (= |old(~a11~0)| |old(~a19~0)|) (and (not (= ~a17~0 7)) .cse1) (< 8 |old(~a17~0)|) (and (= ~a28~0 10) .cse1))) [2018-11-22 23:23:33,091 INFO L448 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-22 23:23:33,091 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-22 23:23:33,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 11:23:33 BoogieIcfgContainer [2018-11-22 23:23:33,102 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-22 23:23:33,103 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 23:23:33,103 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 23:23:33,103 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 23:23:33,103 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:23:28" (3/4) ... [2018-11-22 23:23:33,106 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-22 23:23:33,111 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-22 23:23:33,111 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-22 23:23:33,111 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-22 23:23:33,120 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-22 23:23:33,121 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-22 23:23:33,142 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(1 == a21) || ((!(7 == a28) && !(a19 == a11)) && a17 <= 8)) || ((((7 == a28 && 1 == a11) && 7 == a17) && 1 == a25) && 1 == a19)) || 7 == \old(a17)) || \old(a11) == \old(a19)) || (!(a17 == 7) && a17 <= 8)) || 8 < \old(a17)) || (a28 == 10 && a17 <= 8) [2018-11-22 23:23:33,215 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_01436730-5579-478d-a5ad-9e8e0d1d0ab6/bin-2019/uautomizer/witness.graphml [2018-11-22 23:23:33,215 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 23:23:33,216 INFO L168 Benchmark]: Toolchain (without parser) took 5853.07 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 241.2 MB). Free memory was 956.6 MB in the beginning and 1.0 GB in the end (delta: -74.4 MB). Peak memory consumption was 166.8 MB. Max. memory is 11.5 GB. [2018-11-22 23:23:33,216 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:23:33,216 INFO L168 Benchmark]: CACSL2BoogieTranslator took 354.24 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 923.3 MB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. [2018-11-22 23:23:33,217 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 923.3 MB in the beginning and 1.1 GB in the end (delta: -205.0 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-22 23:23:33,217 INFO L168 Benchmark]: Boogie Preprocessor took 48.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-22 23:23:33,217 INFO L168 Benchmark]: RCFGBuilder took 905.71 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: 108.6 MB). Peak memory consumption was 108.6 MB. Max. memory is 11.5 GB. [2018-11-22 23:23:33,218 INFO L168 Benchmark]: TraceAbstraction took 4357.40 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 105.9 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -30.9 MB). Peak memory consumption was 75.0 MB. Max. memory is 11.5 GB. [2018-11-22 23:23:33,218 INFO L168 Benchmark]: Witness Printer took 112.27 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. [2018-11-22 23:23:33,220 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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 354.24 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 923.3 MB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 71.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 923.3 MB in the beginning and 1.1 GB in the end (delta: -205.0 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 905.71 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: 108.6 MB). Peak memory consumption was 108.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4357.40 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 105.9 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -30.9 MB). Peak memory consumption was 75.0 MB. Max. memory is 11.5 GB. * Witness Printer took 112.27 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 517]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((!(1 == a21) || ((!(7 == a28) && !(a19 == a11)) && a17 <= 8)) || ((((7 == a28 && 1 == a11) && 7 == a17) && 1 == a25) && 1 == a19)) || 7 == \old(a17)) || \old(a11) == \old(a19)) || (!(a17 == 7) && a17 <= 8)) || 8 < \old(a17)) || (a28 == 10 && a17 <= 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 4.2s OverallTime, 5 OverallIterations, 3 TraceHistogramMax, 2.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 769 SDtfs, 2935 SDslu, 564 SDs, 0 SdLazy, 3841 SolverSat, 702 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 227 GetRequests, 200 SyntacticMatches, 5 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=819occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 57 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 31 PreInvPairs, 51 NumberOfFragments, 305 HoareAnnotationTreeSize, 31 FomulaSimplifications, 1014 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 556 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 969 NumberOfCodeBlocks, 969 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 963 ConstructedInterpolants, 0 QuantifiedInterpolants, 604205 SizeOfPredicates, 1 NumberOfNonLiveVariables, 443 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 228/232 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...