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/bitvector/gcd_2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-30 01:51:32,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-30 01:51:32,539 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-30 01:51:32,550 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-30 01:51:32,550 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-30 01:51:32,551 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-30 01:51:32,553 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-30 01:51:32,554 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-30 01:51:32,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-30 01:51:32,557 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-30 01:51:32,558 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-30 01:51:32,559 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-30 01:51:32,559 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-30 01:51:32,560 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-30 01:51:32,561 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-30 01:51:32,562 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-30 01:51:32,563 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-30 01:51:32,563 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-30 01:51:32,565 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-30 01:51:32,567 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-30 01:51:32,568 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-30 01:51:32,570 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-30 01:51:32,571 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-30 01:51:32,572 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-30 01:51:32,574 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-30 01:51:32,574 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-30 01:51:32,574 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-30 01:51:32,575 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-30 01:51:32,575 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-30 01:51:32,576 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-30 01:51:32,576 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-30 01:51:32,577 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-30 01:51:32,578 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-30 01:51:32,578 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-30 01:51:32,579 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-30 01:51:32,580 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-30 01:51:32,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-30 01:51:32,580 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-30 01:51:32,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-30 01:51:32,581 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-30 01:51:32,582 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-30 01:51:32,583 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 [2019-08-30 01:51:32,597 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-30 01:51:32,597 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-30 01:51:32,598 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-30 01:51:32,598 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-30 01:51:32,598 INFO L138 SettingsManager]: * Use SBE=true [2019-08-30 01:51:32,599 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-30 01:51:32,599 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-30 01:51:32,599 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-30 01:51:32,599 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-30 01:51:32,599 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-30 01:51:32,600 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-30 01:51:32,600 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-30 01:51:32,600 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-30 01:51:32,600 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-30 01:51:32,601 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-30 01:51:32,601 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-30 01:51:32,601 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-30 01:51:32,601 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-30 01:51:32,601 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-30 01:51:32,602 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-30 01:51:32,602 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-30 01:51:32,602 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-30 01:51:32,602 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-30 01:51:32,602 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-30 01:51:32,603 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-30 01:51:32,603 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-30 01:51:32,603 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-30 01:51:32,603 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-30 01:51:32,603 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-30 01:51:32,631 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-30 01:51:32,643 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-30 01:51:32,647 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-30 01:51:32,648 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-30 01:51:32,648 INFO L275 PluginConnector]: CDTParser initialized [2019-08-30 01:51:32,649 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/bitvector/gcd_2.c [2019-08-30 01:51:32,711 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/725979a1f/67bb33facde84de98714ebe07b541677/FLAG0f6051932 [2019-08-30 01:51:33,138 INFO L306 CDTParser]: Found 1 translation units. [2019-08-30 01:51:33,139 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/bitvector/gcd_2.c [2019-08-30 01:51:33,146 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/725979a1f/67bb33facde84de98714ebe07b541677/FLAG0f6051932 [2019-08-30 01:51:33,547 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/725979a1f/67bb33facde84de98714ebe07b541677 [2019-08-30 01:51:33,560 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-30 01:51:33,563 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-30 01:51:33,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-30 01:51:33,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-30 01:51:33,568 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-30 01:51:33,569 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:51:33" (1/1) ... [2019-08-30 01:51:33,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5167c0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:33, skipping insertion in model container [2019-08-30 01:51:33,573 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:51:33" (1/1) ... [2019-08-30 01:51:33,580 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-30 01:51:33,600 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-30 01:51:33,788 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-30 01:51:33,792 INFO L188 MainTranslator]: Completed pre-run [2019-08-30 01:51:33,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-30 01:51:33,825 INFO L192 MainTranslator]: Completed translation [2019-08-30 01:51:33,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:33 WrapperNode [2019-08-30 01:51:33,826 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-30 01:51:33,826 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-30 01:51:33,826 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-30 01:51:33,827 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-30 01:51:33,923 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:33" (1/1) ... [2019-08-30 01:51:33,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:33" (1/1) ... [2019-08-30 01:51:33,930 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:33" (1/1) ... [2019-08-30 01:51:33,931 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:33" (1/1) ... [2019-08-30 01:51:33,935 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:33" (1/1) ... [2019-08-30 01:51:33,941 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:33" (1/1) ... [2019-08-30 01:51:33,942 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:33" (1/1) ... [2019-08-30 01:51:33,943 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-30 01:51:33,943 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-30 01:51:33,944 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-30 01:51:33,944 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-30 01:51:33,945 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:33" (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 [2019-08-30 01:51:33,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-30 01:51:33,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-30 01:51:33,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-30 01:51:33,996 INFO L138 BoogieDeclarations]: Found implementation of procedure gcd_test [2019-08-30 01:51:33,996 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-30 01:51:33,996 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-30 01:51:33,996 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-30 01:51:33,996 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-30 01:51:33,997 INFO L130 BoogieDeclarations]: Found specification of procedure gcd_test [2019-08-30 01:51:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-30 01:51:33,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-30 01:51:33,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-30 01:51:34,220 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-30 01:51:34,220 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-30 01:51:34,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:51:34 BoogieIcfgContainer [2019-08-30 01:51:34,222 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-30 01:51:34,223 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-30 01:51:34,223 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-30 01:51:34,223 INFO L275 PluginConnector]: Sifa initialized [2019-08-30 01:51:34,224 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:51:34" (1/1) ... [2019-08-30 01:51:34,265 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-30 01:51:34,266 INFO L169 IcfgInterpreter]: Building call graph [2019-08-30 01:51:34,274 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-30 01:51:34,285 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-30 01:51:34,287 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-30 01:51:34,342 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-08-30 01:51:34,402 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,404 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,410 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,447 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,448 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,449 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,451 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,452 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,454 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,459 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,461 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,463 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,464 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,465 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,468 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,469 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,473 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,475 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,481 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,485 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,486 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,487 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,491 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,498 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,499 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,500 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,501 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,502 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,504 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,506 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,511 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,514 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,517 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,518 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,519 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,524 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,525 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,526 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,528 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,529 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,530 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,532 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,533 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,533 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,534 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,535 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,537 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,538 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,539 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,540 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,541 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,542 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,542 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,544 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,546 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,546 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,547 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,548 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,549 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,551 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,552 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,553 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,553 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,554 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,557 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,558 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,559 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,559 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,560 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,561 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,564 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,565 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,569 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,571 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,574 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,575 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,578 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,579 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,582 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,586 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,587 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,588 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,589 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,591 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,592 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,593 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,594 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,595 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,596 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,597 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,599 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,600 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,601 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,601 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,602 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,604 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,606 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,607 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,608 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,609 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,612 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,612 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,613 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,614 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,615 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,615 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,617 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,618 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,619 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,620 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,621 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,622 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,623 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,625 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,626 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,627 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,629 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,630 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,637 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,640 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,641 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,645 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,646 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,652 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,653 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,654 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,657 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,777 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 01:51:34,780 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-08-30 01:51:34,784 INFO L183 IcfgInterpreter]: Interpretation finished [2019-08-30 01:51:34,784 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-30 01:51:34,786 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 61#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (or (= |__VERIFIER_assert_#in~cond| 1) (= |__VERIFIER_assert_#in~cond| 0)) (<= 0 __VERIFIER_assert_~cond) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-08-30 01:51:34,807 INFO L103 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-08-30 01:51:34,808 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-08-30 01:51:34,811 INFO L168 Benchmark]: Toolchain (without parser) took 1247.03 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 86.7 MB in the beginning and 104.1 MB in the end (delta: -17.5 MB). Peak memory consumption was 50.2 MB. Max. memory is 7.1 GB. [2019-08-30 01:51:34,813 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-30 01:51:34,816 INFO L168 Benchmark]: CACSL2BoogieTranslator took 262.41 ms. Allocated memory is still 132.1 MB. Free memory was 86.4 MB in the beginning and 77.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-08-30 01:51:34,817 INFO L168 Benchmark]: Boogie Preprocessor took 116.73 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 77.0 MB in the beginning and 176.2 MB in the end (delta: -99.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. [2019-08-30 01:51:34,818 INFO L168 Benchmark]: RCFGBuilder took 278.73 ms. Allocated memory is still 199.8 MB. Free memory was 176.2 MB in the beginning and 163.7 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 7.1 GB. [2019-08-30 01:51:34,825 INFO L168 Benchmark]: Sifa took 585.28 ms. Allocated memory is still 199.8 MB. Free memory was 163.7 MB in the beginning and 104.1 MB in the end (delta: 59.6 MB). Peak memory consumption was 59.6 MB. Max. memory is 7.1 GB. [2019-08-30 01:51:34,835 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 262.41 ms. Allocated memory is still 132.1 MB. Free memory was 86.4 MB in the beginning and 77.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.73 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 77.0 MB in the beginning and 176.2 MB in the end (delta: -99.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 278.73 ms. Allocated memory is still 199.8 MB. Free memory was 176.2 MB in the beginning and 163.7 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 7.1 GB. * Sifa took 585.28 ms. Allocated memory is still 199.8 MB. Free memory was 163.7 MB in the beginning and 104.1 MB in the end (delta: 59.6 MB). Peak memory consumption was 59.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 0.5s OVERALL_TIME, 3 ICFG_INTERPRETER_ENTERED_PROCEDURES, 23 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 17 TOOLS_POST_APPLICATIONS, 0.4s TOOLS_POST_TIME, 4 TOOLS_POST_CALL_APPLICATIONS, 0.0s TOOLS_POST_CALL_TIME, 2 TOOLS_POST_RETURN_APPLICATIONS, 0.0s TOOLS_POST_RETURN_TIME, 0.4s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 24 FLUID_QUERIES, 1 FLUID_YES_ANSWERS, 7 DOMAIN_JOIN_APPLICATIONS, 0.0s DOMAIN_JOIN_TIME, 1 DOMAIN_ALPHA_APPLICATIONS, 0.0s DOMAIN_ALPHA_TIME, 0 DOMAIN_WIDEN_APPLICATIONS, 0.0s DOMAIN_WIDEN_TIME, 1 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0.0s DOMAIN_ISSUBSETEQ_TIME, 3 DOMAIN_ISBOTTOM_APPLICATIONS, 0.0s DOMAIN_ISBOTTOM_TIME, 1 LOOP_SUMMARIZER_APPLICATIONS, 1 LOOP_SUMMARIZER_CACHE_MISSES, 0.3s LOOP_SUMMARIZER_OVERALL_TIME, 0.3s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 1 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 2 CALL_SUMMARIZER_APPLICATIONS, 2 CALL_SUMMARIZER_CACHE_MISSES, 0.4s CALL_SUMMARIZER_OVERALL_TIME, 0.4s CALL_SUMMARIZER_NEW_COMPUTATION_TIME, 0.0s PROCEDURE_GRAPH_BUILDER_TIME, 0.0s PATH_EXPR_TIME, 0.0s REGEX_TO_DAG_TIME, 0.0s DAG_COMPRESSION_TIME, 65 DAG_COMPRESSION_PROCESSED_NODES, 43 DAG_COMPRESSION_RETAINED_NODES - UnprovableResult [Line: 6]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 61#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (or (= |__VERIFIER_assert_#in~cond| 1) (= |__VERIFIER_assert_#in~cond| 0)) (<= 0 __VERIFIER_assert_~cond) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...