./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/test23-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c96d59cb-2802-4135-9c3a-7058ebac9599/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c96d59cb-2802-4135-9c3a-7058ebac9599/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c96d59cb-2802-4135-9c3a-7058ebac9599/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c96d59cb-2802-4135-9c3a-7058ebac9599/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/test23-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_c96d59cb-2802-4135-9c3a-7058ebac9599/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c96d59cb-2802-4135-9c3a-7058ebac9599/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 308e43cca528a064aecd41d099b341627e43bb71 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:47:51,731 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:47:51,732 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:47:51,746 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:47:51,747 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:47:51,748 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:47:51,750 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:47:51,759 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:47:51,763 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:47:51,767 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:47:51,768 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:47:51,769 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:47:51,769 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:47:51,771 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:47:51,772 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:47:51,773 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:47:51,774 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:47:51,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:47:51,777 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:47:51,780 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:47:51,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:47:51,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:47:51,788 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:47:51,788 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:47:51,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:47:51,792 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:47:51,792 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:47:51,793 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:47:51,794 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:47:51,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:47:51,795 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:47:51,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:47:51,796 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:47:51,796 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:47:51,797 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:47:51,797 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:47:51,798 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:47:51,798 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:47:51,798 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:47:51,799 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:47:51,800 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:47:51,801 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c96d59cb-2802-4135-9c3a-7058ebac9599/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:47:51,826 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:47:51,826 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:47:51,827 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:47:51,827 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:47:51,827 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:47:51,828 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:47:51,828 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:47:51,828 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:47:51,828 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:47:51,828 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:47:51,829 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:47:51,829 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:47:51,829 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:47:51,829 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:47:51,829 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:47:51,829 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:47:51,830 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:47:51,830 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:47:51,830 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:47:51,830 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:47:51,830 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:47:51,831 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:47:51,831 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:47:51,831 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:47:51,831 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:47:51,831 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:47:51,831 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:47:51,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:47:51,832 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:47:51,832 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_c96d59cb-2802-4135-9c3a-7058ebac9599/bin/ukojak 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 -> Kojak 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 -> 308e43cca528a064aecd41d099b341627e43bb71 [2019-11-26 02:47:52,006 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:47:52,023 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:47:52,026 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:47:52,027 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:47:52,028 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:47:52,029 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c96d59cb-2802-4135-9c3a-7058ebac9599/bin/ukojak/../../sv-benchmarks/c/ldv-regression/test23-2.c [2019-11-26 02:47:52,086 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c96d59cb-2802-4135-9c3a-7058ebac9599/bin/ukojak/data/a3315ab8c/100e6629a7cd4648a6ed899644b38ea9/FLAGb9c50bd28 [2019-11-26 02:47:52,438 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:47:52,439 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c96d59cb-2802-4135-9c3a-7058ebac9599/sv-benchmarks/c/ldv-regression/test23-2.c [2019-11-26 02:47:52,443 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c96d59cb-2802-4135-9c3a-7058ebac9599/bin/ukojak/data/a3315ab8c/100e6629a7cd4648a6ed899644b38ea9/FLAGb9c50bd28 [2019-11-26 02:47:52,905 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c96d59cb-2802-4135-9c3a-7058ebac9599/bin/ukojak/data/a3315ab8c/100e6629a7cd4648a6ed899644b38ea9 [2019-11-26 02:47:52,907 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:47:52,911 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:47:52,911 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:47:52,912 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:47:52,915 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:47:52,916 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:47:52" (1/1) ... [2019-11-26 02:47:52,918 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e38fc68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:47:52, skipping insertion in model container [2019-11-26 02:47:52,918 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:47:52" (1/1) ... [2019-11-26 02:47:52,925 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:47:52,940 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:47:53,229 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:47:53,244 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:47:53,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:47:53,288 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:47:53,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:47:53 WrapperNode [2019-11-26 02:47:53,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:47:53,289 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:47:53,289 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:47:53,290 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:47:53,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:47:53" (1/1) ... [2019-11-26 02:47:53,309 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:47:53" (1/1) ... [2019-11-26 02:47:53,325 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:47:53,326 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:47:53,326 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:47:53,326 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:47:53,333 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:47:53" (1/1) ... [2019-11-26 02:47:53,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:47:53" (1/1) ... [2019-11-26 02:47:53,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:47:53" (1/1) ... [2019-11-26 02:47:53,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:47:53" (1/1) ... [2019-11-26 02:47:53,341 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:47:53" (1/1) ... [2019-11-26 02:47:53,345 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:47:53" (1/1) ... [2019-11-26 02:47:53,346 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:47:53" (1/1) ... [2019-11-26 02:47:53,349 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:47:53,350 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:47:53,350 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:47:53,350 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:47:53,351 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:47:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c96d59cb-2802-4135-9c3a-7058ebac9599/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2019-11-26 02:47:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-26 02:47:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure get_dummy [2019-11-26 02:47:53,402 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dummy [2019-11-26 02:47:53,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:47:53,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:47:53,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-26 02:47:53,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:47:53,824 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:47:53,824 INFO L284 CfgBuilder]: Removed 9 assume(true) statements. [2019-11-26 02:47:53,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:47:53 BoogieIcfgContainer [2019-11-26 02:47:53,825 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:47:53,826 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:47:53,826 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:47:53,836 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:47:53,836 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:47:53" (1/1) ... [2019-11-26 02:47:53,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:47:53,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:47:53,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2019-11-26 02:47:53,873 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2019-11-26 02:47:53,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-26 02:47:53,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:47:53,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:47:54,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:47:54,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:47:54,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2019-11-26 02:47:54,052 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2019-11-26 02:47:54,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-26 02:47:54,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:47:54,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:47:54,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:47:54,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:47:54,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2019-11-26 02:47:54,288 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2019-11-26 02:47:54,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 02:47:54,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:47:54,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:47:54,400 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:47:54,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:47:54,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2019-11-26 02:47:54,626 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2019-11-26 02:47:54,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-26 02:47:54,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:47:54,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:47:54,774 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:47:55,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:47:55,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2019-11-26 02:47:55,031 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2019-11-26 02:47:55,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-26 02:47:55,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:47:55,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:47:55,173 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:47:55,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:47:55,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2019-11-26 02:47:55,460 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2019-11-26 02:47:55,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-26 02:47:55,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:47:55,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:47:55,633 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:47:55,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:47:55,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2019-11-26 02:47:55,953 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2019-11-26 02:47:55,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-26 02:47:55,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:47:55,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:47:56,074 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:47:56,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:47:56,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 29 states and 35 transitions. [2019-11-26 02:47:56,407 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2019-11-26 02:47:56,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:47:56,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:47:56,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:47:56,524 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:47:56,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:47:56,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2019-11-26 02:47:56,896 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2019-11-26 02:47:56,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-26 02:47:56,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:47:56,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:47:57,017 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:47:57,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:47:57,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2019-11-26 02:47:57,424 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2019-11-26 02:47:57,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-26 02:47:57,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:47:57,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:47:57,604 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:47:58,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:47:58,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 35 states and 41 transitions. [2019-11-26 02:47:58,013 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 41 transitions. [2019-11-26 02:47:58,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-26 02:47:58,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:47:58,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:47:58,129 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:47:58,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:47:58,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 37 states and 42 transitions. [2019-11-26 02:47:58,504 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 42 transitions. [2019-11-26 02:47:58,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-26 02:47:58,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:47:58,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:47:59,861 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:48:07,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:48:07,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 61 states and 75 transitions. [2019-11-26 02:48:07,528 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 75 transitions. [2019-11-26 02:48:07,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-26 02:48:07,530 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:48:07,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:48:08,204 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 103 proven. 29 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:48:09,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:48:09,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 63 states and 78 transitions. [2019-11-26 02:48:09,315 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 78 transitions. [2019-11-26 02:48:09,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-26 02:48:09,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:48:09,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:48:09,668 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 103 proven. 29 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:48:10,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:48:10,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2019-11-26 02:48:10,142 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2019-11-26 02:48:10,142 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 02:48:10,142 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2019-11-26 02:48:10,151 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-26 02:48:10,263 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-11-26 02:48:10,369 INFO L569 CodeCheckObserver]: Invariant with dag size 96 [2019-11-26 02:48:10,381 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,382 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,382 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,383 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,383 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,383 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,384 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,384 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,384 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,385 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,385 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,385 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,386 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,386 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,386 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,387 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,387 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,387 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,388 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,388 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,388 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,389 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,399 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,400 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,400 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,400 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,401 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,401 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,401 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,402 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,402 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,402 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,403 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,403 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,403 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,404 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,404 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,404 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,405 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,405 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,405 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,405 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,406 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,406 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,409 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:48:10,410 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2019-11-26 02:48:10,410 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,411 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:48:10 ImpRootNode [2019-11-26 02:48:10,412 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:48:10,412 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:48:10,412 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:48:10,412 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:48:10,413 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:47:53" (3/4) ... [2019-11-26 02:48:10,416 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 02:48:10,421 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_dummy [2019-11-26 02:48:10,426 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2019-11-26 02:48:10,426 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-26 02:48:10,426 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:48:10,475 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_c96d59cb-2802-4135-9c3a-7058ebac9599/bin/ukojak/witness.graphml [2019-11-26 02:48:10,475 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:48:10,477 INFO L168 Benchmark]: Toolchain (without parser) took 17568.43 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 343.9 MB). Free memory was 950.1 MB in the beginning and 883.2 MB in the end (delta: 66.9 MB). Peak memory consumption was 410.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:48:10,477 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:48:10,478 INFO L168 Benchmark]: CACSL2BoogieTranslator took 377.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -189.3 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2019-11-26 02:48:10,478 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.14 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:48:10,479 INFO L168 Benchmark]: Boogie Preprocessor took 23.74 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:48:10,479 INFO L168 Benchmark]: RCFGBuilder took 475.59 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: 28.1 MB). Peak memory consumption was 28.1 MB. Max. memory is 11.5 GB. [2019-11-26 02:48:10,480 INFO L168 Benchmark]: CodeCheck took 16586.15 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 196.1 MB). Free memory was 1.1 GB in the beginning and 886.6 MB in the end (delta: 224.6 MB). Peak memory consumption was 420.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:48:10,480 INFO L168 Benchmark]: Witness Printer took 63.26 ms. Allocated memory is still 1.4 GB. Free memory was 886.6 MB in the beginning and 883.2 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:48:10,483 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 17 locations, 1 error locations. Result: SAFE, OverallTime: 16.2s, OverallIterations: 15, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 139264 SDtfs, 12434 SDslu, 0 SDs, 0 SdLazy, 189236 SolverSat, 69850 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2496 GetRequests, 2119 SyntacticMatches, 151 SemanticMatches, 226 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26808 ImplicationChecksByTransitivity, 14.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 363 NumberOfCodeBlocks, 363 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 349 ConstructedInterpolants, 0 QuantifiedInterpolants, 56509 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 2 PerfectInterpolantSequences, 234/732 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 50]: 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: 40]: Loop Invariant [2019-11-26 02:48:10,488 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,489 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,489 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,489 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,490 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,490 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,490 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,491 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,491 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,491 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,492 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,492 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,492 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,492 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,493 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,493 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,493 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,493 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,494 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,494 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,494 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,494 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,499 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,499 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,499 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,500 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,500 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,500 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,500 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,501 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,501 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,501 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,502 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,502 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,502 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,502 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,503 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,503 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,503 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,504 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,504 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,504 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,504 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,505 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((((((((((((i + 5 <= unknown-#memory_int-unknown[pa][pa] && unknown-#memory_int-unknown[pa][pa] < i + 6) && pa == pd2 + 4 * i + 28) && pd2 == pa) || (((i + 10 <= unknown-#memory_int-unknown[pa][pa] && unknown-#memory_int-unknown[pa][pa] <= i + 10) && pd2 + 4 * i + 48 == pa) && pd2 == pa)) || (((pa == pd2 + 4 * i + 16 && i + 2 <= unknown-#memory_int-unknown[pa][pa]) && unknown-#memory_int-unknown[pa][pa] < i + 3) && pd2 == pa)) || (((pa == pd2 + 4 * i + 44 && i + 9 <= unknown-#memory_int-unknown[pa][pa]) && pd2 == pa) && unknown-#memory_int-unknown[pa][pa] < i + 10)) || (((i + 6 <= unknown-#memory_int-unknown[pa][pa] && unknown-#memory_int-unknown[pa][pa] < i + 7) && pd2 == pa) && pd2 + 4 * i + 32 == pa)) || (((pa == pd2 + 4 * i + 40 && i + 8 <= unknown-#memory_int-unknown[pa][pa]) && pd2 == pa) && unknown-#memory_int-unknown[pa][pa] < i + 9)) || (((pd2 == pa && pd2 + 4 * i + 36 == pa) && unknown-#memory_int-unknown[pa][pa] < i + 8) && i + 7 <= unknown-#memory_int-unknown[pa][pa])) || (((unknown-#memory_int-unknown[pa][pa] < i + 2 && i + 1 <= unknown-#memory_int-unknown[pa][pa]) && pa == pd2 + 4 * i + 12) && pd2 == pa)) || (((unknown-#memory_int-unknown[pa][pa] < i + 4 && pa == pd2 + 4 * i + 20) && i + 3 <= unknown-#memory_int-unknown[pa][pa]) && pd2 == pa)) || (((pa == pd2 + 4 * i + 24 && i + 4 <= unknown-#memory_int-unknown[pa][pa]) && pd2 == pa) && unknown-#memory_int-unknown[pa][pa] < i + 5)) || (((unknown-#memory_int-unknown[pa][pa] < i + 1 && i <= unknown-#memory_int-unknown[pa][pa]) && pd2 == pa) && pa == pd2 + 4 * i + 8) - InvariantResult [Line: 31]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 40]: Loop Invariant [2019-11-26 02:48:10,506 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-26 02:48:10,507 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: i == unknown-#memory_int-unknown[pd2][pd2 + i * 4 + 8] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 377.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -189.3 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.14 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.74 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 475.59 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: 28.1 MB). Peak memory consumption was 28.1 MB. Max. memory is 11.5 GB. * CodeCheck took 16586.15 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 196.1 MB). Free memory was 1.1 GB in the beginning and 886.6 MB in the end (delta: 224.6 MB). Peak memory consumption was 420.7 MB. Max. memory is 11.5 GB. * Witness Printer took 63.26 ms. Allocated memory is still 1.4 GB. Free memory was 886.6 MB in the beginning and 883.2 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int RESULT: Ultimate proved your program to be correct! Received shutdown request...