java -Xmx2000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem09_label14_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-935f392 [2018-07-19 18:08:45,847 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-19 18:08:45,855 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-19 18:08:45,893 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-19 18:08:45,893 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-19 18:08:45,894 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-19 18:08:45,896 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-19 18:08:45,903 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-19 18:08:45,910 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-19 18:08:45,911 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-19 18:08:45,912 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-19 18:08:45,922 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-19 18:08:45,925 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-19 18:08:45,926 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-19 18:08:45,932 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-19 18:08:45,938 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-19 18:08:45,939 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-19 18:08:45,949 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-19 18:08:45,951 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-19 18:08:45,960 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-19 18:08:45,961 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-19 18:08:45,965 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-19 18:08:45,975 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-07-19 18:08:46,003 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-07-19 18:08:46,049 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-19 18:08:46,049 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-19 18:08:46,052 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-19 18:08:46,052 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-07-19 18:08:46,059 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-07-19 18:08:46,060 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-07-19 18:08:46,060 INFO L133 SettingsManager]: * Use SBE=true [2018-07-19 18:08:46,060 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-19 18:08:46,060 INFO L133 SettingsManager]: * sizeof long=4 [2018-07-19 18:08:46,061 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-07-19 18:08:46,061 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-07-19 18:08:46,061 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-19 18:08:46,061 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-19 18:08:46,065 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-19 18:08:46,065 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-19 18:08:46,065 INFO L133 SettingsManager]: * sizeof long double=12 [2018-07-19 18:08:46,065 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-19 18:08:46,065 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-19 18:08:46,066 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-19 18:08:46,066 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-19 18:08:46,066 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-19 18:08:46,066 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-19 18:08:46,073 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-19 18:08:46,073 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-19 18:08:46,073 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-07-19 18:08:46,073 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-19 18:08:46,074 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-19 18:08:46,074 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-07-19 18:08:46,074 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-19 18:08:46,074 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-07-19 18:08:46,075 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-19 18:08:46,201 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-19 18:08:46,235 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-19 18:08:46,245 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-19 18:08:46,250 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-19 18:08:46,251 INFO L276 PluginConnector]: CDTParser initialized [2018-07-19 18:08:46,251 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem09_label14_true-unreach-call.c [2018-07-19 18:08:46,875 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b44025411/1a69eba9d385493fb19c9a121dbc39a5/FLAGc4b488c58 [2018-07-19 18:08:53,081 INFO L276 CDTParser]: Found 1 translation units. [2018-07-19 18:08:53,082 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem09_label14_true-unreach-call.c [2018-07-19 18:08:53,411 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b44025411/1a69eba9d385493fb19c9a121dbc39a5/FLAGc4b488c58 [2018-07-19 18:08:53,436 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b44025411/1a69eba9d385493fb19c9a121dbc39a5 [2018-07-19 18:08:53,458 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-19 18:08:53,461 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-07-19 18:08:53,462 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-19 18:08:53,462 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-19 18:08:53,483 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-19 18:08:53,487 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 06:08:53" (1/1) ... [2018-07-19 18:08:53,493 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a1413dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:08:53, skipping insertion in model container [2018-07-19 18:08:53,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 06:08:53" (1/1) ... Received shutdown request... [2018-07-19 18:08:58,413 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode Cannot interrupt operation gracefully because timeout expired. Forcing shutdown