java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loops/count_up_down-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 04:58:54,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 04:58:54,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 04:58:54,506 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 04:58:54,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 04:58:54,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 04:58:54,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 04:58:54,511 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 04:58:54,513 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 04:58:54,514 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 04:58:54,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 04:58:54,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 04:58:54,516 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 04:58:54,517 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 04:58:54,518 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 04:58:54,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 04:58:54,520 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 04:58:54,521 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 04:58:54,523 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 04:58:54,525 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 04:58:54,527 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 04:58:54,528 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 04:58:54,530 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 04:58:54,531 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 04:58:54,533 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-31 04:58:54,534 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-31 04:58:54,534 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-31 04:58:54,535 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-31 04:58:54,535 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-31 04:58:54,537 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-31 04:58:54,537 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 04:58:54,538 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 04:58:54,539 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 04:58:54,539 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 04:58:54,541 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 04:58:54,541 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 04:58:54,542 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 04:58:54,542 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 04:58:54,542 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 04:58:54,546 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 04:58:54,547 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 04:58:54,550 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-31 04:58:54,575 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 04:58:54,575 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 04:58:54,576 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 04:58:54,577 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 04:58:54,577 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 04:58:54,577 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 04:58:54,577 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 04:58:54,578 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 04:58:54,578 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 04:58:54,578 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 04:58:54,578 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 04:58:54,578 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 04:58:54,579 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 04:58:54,579 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 04:58:54,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 04:58:54,579 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 04:58:54,579 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 04:58:54,580 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 04:58:54,580 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 04:58:54,580 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 04:58:54,580 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 04:58:54,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 04:58:54,581 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 04:58:54,581 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 04:58:54,581 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 04:58:54,581 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 04:58:54,581 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 04:58:54,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 04:58:54,582 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 04:58:54,613 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 04:58:54,630 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 04:58:54,634 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 04:58:54,635 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 04:58:54,636 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 04:58:54,637 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/count_up_down-1.c [2019-08-31 04:58:54,700 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2796e7481/6988cbbefce448bf9cb3332c4a5b1d8c/FLAG9d37ed638 [2019-08-31 04:58:55,170 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 04:58:55,172 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/count_up_down-1.c [2019-08-31 04:58:55,179 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2796e7481/6988cbbefce448bf9cb3332c4a5b1d8c/FLAG9d37ed638 [2019-08-31 04:58:55,578 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2796e7481/6988cbbefce448bf9cb3332c4a5b1d8c [2019-08-31 04:58:55,588 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 04:58:55,590 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 04:58:55,591 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 04:58:55,591 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 04:58:55,595 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 04:58:55,596 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 04:58:55" (1/1) ... [2019-08-31 04:58:55,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23d5de6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:58:55, skipping insertion in model container [2019-08-31 04:58:55,599 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 04:58:55" (1/1) ... [2019-08-31 04:58:55,607 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 04:58:55,623 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 04:58:55,801 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 04:58:55,805 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 04:58:55,819 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 04:58:55,831 INFO L192 MainTranslator]: Completed translation [2019-08-31 04:58:55,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:58:55 WrapperNode [2019-08-31 04:58:55,832 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 04:58:55,832 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 04:58:55,833 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 04:58:55,833 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 04:58:55,931 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:58:55" (1/1) ... [2019-08-31 04:58:55,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:58:55" (1/1) ... [2019-08-31 04:58:55,938 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:58:55" (1/1) ... [2019-08-31 04:58:55,938 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:58:55" (1/1) ... [2019-08-31 04:58:55,942 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:58:55" (1/1) ... [2019-08-31 04:58:55,947 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:58:55" (1/1) ... [2019-08-31 04:58:55,948 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:58:55" (1/1) ... [2019-08-31 04:58:55,949 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 04:58:55,950 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 04:58:55,950 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 04:58:55,950 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 04:58:55,951 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:58:55" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 04:58:56,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 04:58:56,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 04:58:56,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-31 04:58:56,000 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 04:58:56,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 04:58:56,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-31 04:58:56,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-08-31 04:58:56,001 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 04:58:56,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 04:58:56,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 04:58:56,162 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 04:58:56,163 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-31 04:58:56,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 04:58:56 BoogieIcfgContainer [2019-08-31 04:58:56,165 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 04:58:56,167 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 04:58:56,167 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 04:58:56,168 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 04:58:56,169 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 04:58:56" (1/1) ... [2019-08-31 04:58:56,213 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 04:58:56,213 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 04:58:56,220 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 04:58:56,229 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 04:58:56,231 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 04:58:56,282 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-08-31 05:03:15,393 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6695 conjuctions. This might take some time... [2019-08-31 05:03:19,962 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 6695 conjuctions. [2019-08-31 05:05:04,034 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5476 conjuctions. This might take some time... [2019-08-31 05:05:06,643 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 5476 conjuctions. [2019-08-31 05:05:57,695 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6695 conjuctions. This might take some time... [2019-08-31 05:06:01,946 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 6695 conjuctions. [2019-08-31 05:06:35,885 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 8877 conjuctions. This might take some time... [2019-08-31 05:06:46,295 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 8877 conjuctions. [2019-08-31 05:07:54,537 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5476 conjuctions. This might take some time... [2019-08-31 05:07:56,952 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 5476 conjuctions. [2019-08-31 05:08:56,965 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5626 conjuctions. This might take some time... [2019-08-31 05:08:59,554 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 5626 conjuctions. [2019-08-31 05:09:38,174 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5523 conjuctions. This might take some time... [2019-08-31 05:09:40,608 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 5523 conjuctions. [2019-08-31 05:09:40,671 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 7246 conjuctions. This might take some time... [2019-08-31 05:09:46,114 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 7246 conjuctions. [2019-08-31 05:10:53,490 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5476 conjuctions. This might take some time... [2019-08-31 05:10:55,925 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 5476 conjuctions. [2019-08-31 05:11:44,569 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6695 conjuctions. This might take some time... [2019-08-31 05:11:48,380 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 6695 conjuctions. [2019-08-31 05:12:21,341 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 8877 conjuctions. This might take some time... [2019-08-31 05:12:29,515 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 8877 conjuctions. [2019-08-31 05:12:29,613 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 11962 conjuctions. This might take some time... [2019-08-31 05:12:49,054 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 11962 conjuctions.