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/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 11:24:29,223 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 11:24:29,227 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 11:24:29,245 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 11:24:29,246 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 11:24:29,248 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 11:24:29,250 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 11:24:29,263 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 11:24:29,264 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 11:24:29,265 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 11:24:29,268 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 11:24:29,270 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 11:24:29,270 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 11:24:29,274 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 11:24:29,274 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 11:24:29,276 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 11:24:29,277 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 11:24:29,281 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 11:24:29,283 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 11:24:29,287 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 11:24:29,289 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 11:24:29,291 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 11:24:29,294 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 11:24:29,295 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 11:24:29,298 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 11:24:29,303 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 11:24:29,305 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 11:24:29,306 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 11:24:29,307 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 11:24:29,310 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 11:24:29,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 11:24:29,310 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 11:24:29,311 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 11:24:29,311 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 11:24:29,314 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 11:24:29,315 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 11:24:29,316 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 [2019-08-18 11:24:29,339 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 11:24:29,339 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 11:24:29,341 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 11:24:29,342 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 11:24:29,342 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 11:24:29,342 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 11:24:29,342 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 11:24:29,343 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 11:24:29,343 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 11:24:29,343 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 11:24:29,344 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 11:24:29,344 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 11:24:29,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 11:24:29,345 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 11:24:29,345 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 11:24:29,346 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 11:24:29,346 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 11:24:29,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 11:24:29,346 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 11:24:29,346 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 11:24:29,347 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 11:24:29,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 11:24:29,347 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 11:24:29,347 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 11:24:29,348 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 11:24:29,348 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 11:24:29,348 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 11:24:29,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 11:24:29,348 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 11:24:29,402 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 11:24:29,420 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 11:24:29,424 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 11:24:29,425 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 11:24:29,428 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 11:24:29,428 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-08-18 11:24:29,487 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2f8653f9/51de9be25c114fc9822ba3d515296975/FLAGe49f90abd [2019-08-18 11:24:29,939 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 11:24:29,940 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-08-18 11:24:29,960 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2f8653f9/51de9be25c114fc9822ba3d515296975/FLAGe49f90abd [2019-08-18 11:24:30,310 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2f8653f9/51de9be25c114fc9822ba3d515296975 [2019-08-18 11:24:30,319 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 11:24:30,320 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 11:24:30,321 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 11:24:30,321 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 11:24:30,325 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 11:24:30,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 11:24:30" (1/1) ... [2019-08-18 11:24:30,329 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d54dcb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:24:30, skipping insertion in model container [2019-08-18 11:24:30,329 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 11:24:30" (1/1) ... [2019-08-18 11:24:30,337 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 11:24:30,401 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 11:24:30,765 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 11:24:30,779 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 11:24:30,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 11:24:30,876 INFO L192 MainTranslator]: Completed translation [2019-08-18 11:24:30,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:24:30 WrapperNode [2019-08-18 11:24:30,876 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 11:24:30,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 11:24:30,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 11:24:30,877 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 11:24:30,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:24:30" (1/1) ... [2019-08-18 11:24:30,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:24:30" (1/1) ... [2019-08-18 11:24:30,903 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:24:30" (1/1) ... [2019-08-18 11:24:30,904 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:24:30" (1/1) ... [2019-08-18 11:24:30,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:24:30" (1/1) ... [2019-08-18 11:24:30,938 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:24:30" (1/1) ... [2019-08-18 11:24:30,945 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:24:30" (1/1) ... [2019-08-18 11:24:30,951 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 11:24:30,951 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 11:24:30,951 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 11:24:30,952 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 11:24:30,952 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:24:30" (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 [2019-08-18 11:24:30,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 11:24:31,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 11:24:31,000 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 11:24:31,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 11:24:31,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-18 11:24:31,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-18 11:24:31,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-18 11:24:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-18 11:24:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-18 11:24:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-18 11:24:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-18 11:24:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-18 11:24:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-18 11:24:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-18 11:24:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-18 11:24:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-18 11:24:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-18 11:24:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 11:24:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 11:24:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 11:24:31,761 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 11:24:31,762 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-18 11:24:31,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 11:24:31 BoogieIcfgContainer [2019-08-18 11:24:31,763 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 11:24:31,764 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 11:24:31,764 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 11:24:31,764 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 11:24:31,766 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 11:24:31" (1/1) ... [2019-08-18 11:24:31,786 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 11:24:31,791 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 11:24:31,813 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 11:24:31,822 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 11:24:31,824 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 11:24:31,952 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 11:24:31,953 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 11:24:31,954 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 11:24:31,965 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2019-08-18 11:24:31,966 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 11:24:32,141 WARN L188 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-08-18 11:24:32,142 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 11:24:32,163 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:24:32,165 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:24:32,166 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:24:32,168 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:24:32,169 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:24:32,170 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:24:32,174 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 12 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2019-08-18 11:24:32,176 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 11:24:32,350 WARN L188 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-08-18 11:24:32,351 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 11:24:32,352 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 11:24:32,352 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:133, output treesize:143 [2019-08-18 11:24:32,406 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 156 [2019-08-18 11:24:32,612 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:32,634 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:32,655 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:32,662 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:32,669 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:32,675 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:32,714 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:32,717 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:32,718 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:32,722 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:32,726 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:32,727 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:32,730 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:33,456 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:33,472 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:33,485 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:33,489 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:33,502 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:33,506 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:33,534 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:33,536 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:33,538 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:33,540 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:33,543 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:33,545 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:33,547 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:34,088 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:34,103 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:34,160 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:34,164 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:34,235 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:34,241 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:34,280 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:34,284 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:34,358 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:34,362 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:34,402 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 11:24:34,403 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 11:24:34,407 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 1687#(and (= ~__return_3148~0 main_~check__tmp~1) (= main_~main__c1~0 ~__return_3148~0) (= main_~__tmp_2~0 main_~assert__arg~1) (= (mod main_~assert__arg~1 256) 0) (= main_~__tmp_2~0 (ite (= main_~main__c1~0 0) 0 1))) [2019-08-18 11:24:34,416 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 11:24:34,417 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 11:24:34,420 INFO L168 Benchmark]: Toolchain (without parser) took 4098.25 ms. Allocated memory was 140.5 MB in the beginning and 318.8 MB in the end (delta: 178.3 MB). Free memory was 87.3 MB in the beginning and 220.0 MB in the end (delta: -132.7 MB). Peak memory consumption was 122.4 MB. Max. memory is 7.1 GB. [2019-08-18 11:24:34,424 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 140.5 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-18 11:24:34,426 INFO L168 Benchmark]: CACSL2BoogieTranslator took 555.57 ms. Allocated memory was 140.5 MB in the beginning and 200.8 MB in the end (delta: 60.3 MB). Free memory was 87.1 MB in the beginning and 173.7 MB in the end (delta: -86.5 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. [2019-08-18 11:24:34,428 INFO L168 Benchmark]: Boogie Preprocessor took 73.67 ms. Allocated memory is still 200.8 MB. Free memory was 173.7 MB in the beginning and 170.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2019-08-18 11:24:34,429 INFO L168 Benchmark]: RCFGBuilder took 812.21 ms. Allocated memory is still 200.8 MB. Free memory was 170.8 MB in the beginning and 119.4 MB in the end (delta: 51.4 MB). Peak memory consumption was 51.4 MB. Max. memory is 7.1 GB. [2019-08-18 11:24:34,430 INFO L168 Benchmark]: Symbolic Interpretation took 2653.17 ms. Allocated memory was 200.8 MB in the beginning and 318.8 MB in the end (delta: 118.0 MB). Free memory was 119.4 MB in the beginning and 220.0 MB in the end (delta: -100.7 MB). Peak memory consumption was 94.1 MB. Max. memory is 7.1 GB. [2019-08-18 11:24:34,442 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 339]: 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 1687#(and (= ~__return_3148~0 main_~check__tmp~1) (= main_~main__c1~0 ~__return_3148~0) (= main_~__tmp_2~0 main_~assert__arg~1) (= (mod main_~assert__arg~1 256) 0) (= main_~__tmp_2~0 (ite (= main_~main__c1~0 0) 0 1))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 140.5 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 555.57 ms. Allocated memory was 140.5 MB in the beginning and 200.8 MB in the end (delta: 60.3 MB). Free memory was 87.1 MB in the beginning and 173.7 MB in the end (delta: -86.5 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 73.67 ms. Allocated memory is still 200.8 MB. Free memory was 173.7 MB in the beginning and 170.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 812.21 ms. Allocated memory is still 200.8 MB. Free memory was 170.8 MB in the beginning and 119.4 MB in the end (delta: 51.4 MB). Peak memory consumption was 51.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2653.17 ms. Allocated memory was 200.8 MB in the beginning and 318.8 MB in the end (delta: 118.0 MB). Free memory was 119.4 MB in the beginning and 220.0 MB in the end (delta: -100.7 MB). Peak memory consumption was 94.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...