./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/psyco/psyco_security.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination 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_48fd5645-8df8-4b66-8311-f9d3ebe5351e/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_48fd5645-8df8-4b66-8311-f9d3ebe5351e/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_48fd5645-8df8-4b66-8311-f9d3ebe5351e/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_48fd5645-8df8-4b66-8311-f9d3ebe5351e/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/psyco/psyco_security.c -s /tmp/vcloud-vcloud-master/worker/run_dir_48fd5645-8df8-4b66-8311-f9d3ebe5351e/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_48fd5645-8df8-4b66-8311-f9d3ebe5351e/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8cc1f38a976dda42d71f86348e088e61d77f90eb ................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-25 08:57:47,806 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:57:47,808 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:57:47,822 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:57:47,823 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:57:47,824 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:57:47,826 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:57:47,835 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:57:47,840 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:57:47,844 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:57:47,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:57:47,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:57:47,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:57:47,849 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:57:47,850 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:57:47,851 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:57:47,852 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:57:47,853 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:57:47,855 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:57:47,858 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:57:47,862 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:57:47,865 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:57:47,867 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:57:47,868 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:57:47,870 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:57:47,871 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:57:47,871 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:57:47,873 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:57:47,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:57:47,874 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:57:47,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:57:47,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:57:47,876 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:57:47,876 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:57:47,877 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:57:47,877 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:57:47,878 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:57:47,878 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:57:47,878 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:57:47,879 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:57:47,880 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:57:47,881 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_48fd5645-8df8-4b66-8311-f9d3ebe5351e/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-25 08:57:47,907 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:57:47,917 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:57:47,918 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:57:47,918 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:57:47,918 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:57:47,919 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-25 08:57:47,919 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-25 08:57:47,919 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-25 08:57:47,919 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-25 08:57:47,919 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-25 08:57:47,920 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-25 08:57:47,920 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:57:47,920 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:57:47,920 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-25 08:57:47,921 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:57:47,921 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:57:47,921 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:57:47,921 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-25 08:57:47,921 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-25 08:57:47,922 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-25 08:57:47,922 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:57:47,922 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:57:47,922 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-25 08:57:47,922 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:57:47,923 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-25 08:57:47,923 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:57:47,923 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:57:47,923 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-25 08:57:47,923 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:57:47,924 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:57:47,924 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-25 08:57:47,925 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-25 08:57:47,925 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_48fd5645-8df8-4b66-8311-f9d3ebe5351e/bin/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(F end) ) 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 -> 8cc1f38a976dda42d71f86348e088e61d77f90eb [2019-11-25 08:57:48,062 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:57:48,072 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:57:48,076 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:57:48,077 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:57:48,077 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:57:48,078 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_48fd5645-8df8-4b66-8311-f9d3ebe5351e/bin/uautomizer/../../sv-benchmarks/c/psyco/psyco_security.c [2019-11-25 08:57:48,127 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_48fd5645-8df8-4b66-8311-f9d3ebe5351e/bin/uautomizer/data/ed30e2769/6dffc7bee63946d683b207884315bf3c/FLAGbf7c1249b [2019-11-25 08:57:48,541 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:57:48,541 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_48fd5645-8df8-4b66-8311-f9d3ebe5351e/sv-benchmarks/c/psyco/psyco_security.c [2019-11-25 08:57:48,553 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_48fd5645-8df8-4b66-8311-f9d3ebe5351e/bin/uautomizer/data/ed30e2769/6dffc7bee63946d683b207884315bf3c/FLAGbf7c1249b [2019-11-25 08:57:48,939 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_48fd5645-8df8-4b66-8311-f9d3ebe5351e/bin/uautomizer/data/ed30e2769/6dffc7bee63946d683b207884315bf3c [2019-11-25 08:57:48,941 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:57:48,943 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:57:48,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:57:48,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:57:48,949 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:57:48,950 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:57:48" (1/1) ... [2019-11-25 08:57:48,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24881ce2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:48, skipping insertion in model container [2019-11-25 08:57:48,958 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:57:48" (1/1) ... [2019-11-25 08:57:48,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:57:48,990 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:57:49,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:57:49,284 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:57:49,312 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:57:49,325 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:57:49,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:49 WrapperNode [2019-11-25 08:57:49,326 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:57:49,327 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:57:49,327 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:57:49,327 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:57:49,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:49" (1/1) ... [2019-11-25 08:57:49,342 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:49" (1/1) ... [2019-11-25 08:57:49,372 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:57:49,372 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:57:49,372 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:57:49,372 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:57:49,379 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:49" (1/1) ... [2019-11-25 08:57:49,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:49" (1/1) ... [2019-11-25 08:57:49,381 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:49" (1/1) ... [2019-11-25 08:57:49,382 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:49" (1/1) ... [2019-11-25 08:57:49,387 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:49" (1/1) ... [2019-11-25 08:57:49,393 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:49" (1/1) ... [2019-11-25 08:57:49,395 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:49" (1/1) ... [2019-11-25 08:57:49,399 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:57:49,399 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:57:49,399 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:57:49,400 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:57:49,401 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_48fd5645-8df8-4b66-8311-f9d3ebe5351e/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:57:49,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:57:49,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:57:49,857 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:57:49,858 INFO L284 CfgBuilder]: Removed 22 assume(true) statements. [2019-11-25 08:57:49,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:57:49 BoogieIcfgContainer [2019-11-25 08:57:49,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:57:49,860 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-25 08:57:49,860 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-25 08:57:49,863 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-25 08:57:49,864 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:57:49,864 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.11 08:57:48" (1/3) ... [2019-11-25 08:57:49,868 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@648af648 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:57:49, skipping insertion in model container [2019-11-25 08:57:49,869 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:57:49,869 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:49" (2/3) ... [2019-11-25 08:57:49,869 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@648af648 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:57:49, skipping insertion in model container [2019-11-25 08:57:49,870 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:57:49,870 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:57:49" (3/3) ... [2019-11-25 08:57:49,873 INFO L371 chiAutomizerObserver]: Analyzing ICFG psyco_security.c [2019-11-25 08:57:49,930 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-25 08:57:49,931 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-25 08:57:49,931 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-25 08:57:49,931 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:57:49,931 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:57:49,931 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-25 08:57:49,931 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:57:49,932 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-25 08:57:49,946 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 77 states. [2019-11-25 08:57:49,970 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 62 [2019-11-25 08:57:49,970 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:57:49,970 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:57:49,978 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-25 08:57:49,978 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:57:49,979 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-25 08:57:49,979 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 77 states. [2019-11-25 08:57:49,984 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 62 [2019-11-25 08:57:49,984 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:57:49,984 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:57:49,985 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-25 08:57:49,985 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:57:49,991 INFO L794 eck$LassoCheckResult]: Stem: 32#ULTIMATE.startENTRYtrue ~m_initSign~0 := 1;~m_initVerify~0 := 2;~m_Signature~0 := 3;~m_sign~0 := 4;~m_verify~0 := 5;~m_update~0 := 6; 12#L-1true havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_#t~nondet2, main_#t~nondet3, main_#t~nondet4, main_#t~nondet5, main_#t~nondet6, main_#t~nondet7, main_#t~nondet8, main_#t~nondet9, main_#t~nondet10, main_#t~nondet11, main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_~q~0, main_~method_id~0, main_~this_state~0;main_~q~0 := 0;havoc main_~method_id~0;main_~this_state~0 := 0; 11#L22-2true [2019-11-25 08:57:49,992 INFO L796 eck$LassoCheckResult]: Loop: 11#L22-2true goto; 33#L381true assume !false; 47#L27true assume !(0 == main_~q~0); 3#L47true assume !(1 == main_~q~0); 41#L99true assume !(2 == main_~q~0); 37#L183true assume !(3 == main_~q~0); 48#L283true assume !(4 == main_~q~0); 11#L22-2true [2019-11-25 08:57:49,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:49,997 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2019-11-25 08:57:50,003 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:50,003 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612090183] [2019-11-25 08:57:50,003 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:50,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:57:50,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:57:50,085 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:57:50,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:50,086 INFO L82 PathProgramCache]: Analyzing trace with hash -1175019824, now seen corresponding path program 1 times [2019-11-25 08:57:50,086 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:50,087 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313900606] [2019-11-25 08:57:50,087 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:50,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:57:50,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:57:50,096 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:57:50,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:50,097 INFO L82 PathProgramCache]: Analyzing trace with hash 371277006, now seen corresponding path program 1 times [2019-11-25 08:57:50,098 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:50,098 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189817951] [2019-11-25 08:57:50,098 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:50,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:50,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:57:50,158 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189817951] [2019-11-25 08:57:50,158 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:50,158 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:57:50,160 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459096935] [2019-11-25 08:57:50,197 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:50,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:57:50,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:57:50,214 INFO L87 Difference]: Start difference. First operand 77 states. Second operand 3 states. [2019-11-25 08:57:50,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:50,305 INFO L93 Difference]: Finished difference Result 80 states and 122 transitions. [2019-11-25 08:57:50,305 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:57:50,307 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 80 states and 122 transitions. [2019-11-25 08:57:50,310 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 56 [2019-11-25 08:57:50,318 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 80 states to 59 states and 81 transitions. [2019-11-25 08:57:50,319 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 59 [2019-11-25 08:57:50,321 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 59 [2019-11-25 08:57:50,322 INFO L73 IsDeterministic]: Start isDeterministic. Operand 59 states and 81 transitions. [2019-11-25 08:57:50,322 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:57:50,323 INFO L688 BuchiCegarLoop]: Abstraction has 59 states and 81 transitions. [2019-11-25 08:57:50,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states and 81 transitions. [2019-11-25 08:57:50,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2019-11-25 08:57:50,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2019-11-25 08:57:50,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 81 transitions. [2019-11-25 08:57:50,364 INFO L711 BuchiCegarLoop]: Abstraction has 59 states and 81 transitions. [2019-11-25 08:57:50,365 INFO L591 BuchiCegarLoop]: Abstraction has 59 states and 81 transitions. [2019-11-25 08:57:50,365 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-25 08:57:50,365 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 59 states and 81 transitions. [2019-11-25 08:57:50,370 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 56 [2019-11-25 08:57:50,371 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:57:50,371 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:57:50,372 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-11-25 08:57:50,372 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-11-25 08:57:50,372 INFO L794 eck$LassoCheckResult]: Stem: 197#ULTIMATE.startENTRY ~m_initSign~0 := 1;~m_initVerify~0 := 2;~m_Signature~0 := 3;~m_sign~0 := 4;~m_verify~0 := 5;~m_update~0 := 6; 183#L-1 havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_#t~nondet2, main_#t~nondet3, main_#t~nondet4, main_#t~nondet5, main_#t~nondet6, main_#t~nondet7, main_#t~nondet8, main_#t~nondet9, main_#t~nondet10, main_#t~nondet11, main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_~q~0, main_~method_id~0, main_~this_state~0;main_~q~0 := 0;havoc main_~method_id~0;main_~this_state~0 := 0; 181#L22-2 goto; 182#L381 [2019-11-25 08:57:50,372 INFO L796 eck$LassoCheckResult]: Loop: 182#L381 assume !false; 198#L27 assume 0 == main_~q~0; 216#L28 assume !(0 != main_#t~nondet0);havoc main_#t~nondet0; 182#L381 [2019-11-25 08:57:50,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:50,373 INFO L82 PathProgramCache]: Analyzing trace with hash 29859, now seen corresponding path program 1 times [2019-11-25 08:57:50,373 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:50,374 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51694613] [2019-11-25 08:57:50,374 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:50,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:57:50,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:57:50,396 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:57:50,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:50,398 INFO L82 PathProgramCache]: Analyzing trace with hash 40826, now seen corresponding path program 1 times [2019-11-25 08:57:50,398 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:50,399 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001151581] [2019-11-25 08:57:50,399 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:50,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:57:50,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:57:50,413 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:57:50,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:50,415 INFO L82 PathProgramCache]: Analyzing trace with hash 889540504, now seen corresponding path program 1 times [2019-11-25 08:57:50,415 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:50,415 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773494876] [2019-11-25 08:57:50,415 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:50,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:57:50,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:57:50,437 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:57:50,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.11 08:57:50 BoogieIcfgContainer [2019-11-25 08:57:50,514 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-25 08:57:50,514 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:57:50,515 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:57:50,515 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:57:50,515 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:57:49" (3/4) ... [2019-11-25 08:57:50,518 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2019-11-25 08:57:50,555 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_48fd5645-8df8-4b66-8311-f9d3ebe5351e/bin/uautomizer/witness.graphml [2019-11-25 08:57:50,555 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:57:50,557 INFO L168 Benchmark]: Toolchain (without parser) took 1614.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 948.7 MB in the beginning and 1.0 GB in the end (delta: -79.9 MB). Peak memory consumption was 46.0 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:50,558 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. [2019-11-25 08:57:50,559 INFO L168 Benchmark]: CACSL2BoogieTranslator took 382.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -167.8 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:50,559 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.25 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. [2019-11-25 08:57:50,560 INFO L168 Benchmark]: Boogie Preprocessor took 26.90 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:50,560 INFO L168 Benchmark]: RCFGBuilder took 459.93 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: 31.3 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:50,561 INFO L168 Benchmark]: BuchiAutomizer took 654.56 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: 42.5 MB). Peak memory consumption was 42.5 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:50,562 INFO L168 Benchmark]: Witness Printer took 40.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:50,565 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * 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 382.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -167.8 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 45.25 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 26.90 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 459.93 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: 31.3 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 654.56 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: 42.5 MB). Peak memory consumption was 42.5 MB. Max. memory is 11.5 GB. * Witness Printer took 40.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 59 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 59 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 118 SDtfs, 4 SDslu, 84 SDs, 0 SdLazy, 31 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 22]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {m_sign=4, \result=0, m_update=6, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@bbb8d2b=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1b6c4d53=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4fb1aeaf=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@532897cd=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2e37de19=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4fca640=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@654639e8=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5379a121=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1cbae78e=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@cee3180=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@639b07f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@35799f99=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@e18b8a2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@650c31f7=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@14026063=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@dcfa4cb=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2a8678c8=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@68007fe1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@92f0a07=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@17c1d2aa=0, m_verify=5, m_initSign=1, m_initVerify=2, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@46d9d078=0, this_state=0, q=0, m_Signature=3, method_id=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 22]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L5] int m_initSign = 1; [L6] int m_initVerify = 2; [L7] int m_Signature = 3; [L8] int m_sign = 4; [L9] int m_verify = 5; [L10] int m_update = 6; [L15] int q = 0; [L16] int method_id; [L19] int this_state = 0; Loop: [L22] COND TRUE 1 [L27] COND TRUE q == 0 [L28] COND FALSE !(__VERIFIER_nondet_int()) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...