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/pals_lcr.7.1.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 09:33:23,663 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 09:33:23,665 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 09:33:23,677 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 09:33:23,677 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 09:33:23,678 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 09:33:23,680 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 09:33:23,681 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 09:33:23,683 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 09:33:23,684 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 09:33:23,685 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 09:33:23,686 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 09:33:23,686 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 09:33:23,687 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 09:33:23,688 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 09:33:23,689 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 09:33:23,690 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 09:33:23,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 09:33:23,693 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 09:33:23,694 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 09:33:23,696 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 09:33:23,697 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 09:33:23,698 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 09:33:23,699 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 09:33:23,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-18 09:33:23,701 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-18 09:33:23,701 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-18 09:33:23,702 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-18 09:33:23,703 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-18 09:33:23,704 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-18 09:33:23,704 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 09:33:23,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 09:33:23,705 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 09:33:23,706 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 09:33:23,707 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 09:33:23,707 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 09:33:23,708 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 09:33:23,708 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 09:33:23,708 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 09:33:23,709 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 09:33:23,710 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 09:33:23,711 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 09:33:23,732 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 09:33:23,733 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 09:33:23,735 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 09:33:23,735 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 09:33:23,735 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 09:33:23,736 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 09:33:23,736 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 09:33:23,736 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 09:33:23,736 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 09:33:23,737 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 09:33:23,737 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 09:33:23,737 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 09:33:23,738 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 09:33:23,738 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 09:33:23,738 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 09:33:23,739 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 09:33:23,739 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 09:33:23,739 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 09:33:23,739 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 09:33:23,740 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 09:33:23,740 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 09:33:23,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 09:33:23,740 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 09:33:23,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 09:33:23,741 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 09:33:23,741 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 09:33:23,741 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 09:33:23,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 09:33:23,742 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 09:33:23,787 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 09:33:23,798 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 09:33:23,801 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 09:33:23,802 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 09:33:23,803 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 09:33:23,803 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.7.1.ufo.UNBOUNDED.pals.c [2019-08-18 09:33:23,864 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b98aa5b8/3d214916d842441dbab7d390140a10a7/FLAG97aa409b0 [2019-08-18 09:33:24,385 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 09:33:24,391 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.7.1.ufo.UNBOUNDED.pals.c [2019-08-18 09:33:24,413 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b98aa5b8/3d214916d842441dbab7d390140a10a7/FLAG97aa409b0 [2019-08-18 09:33:24,713 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b98aa5b8/3d214916d842441dbab7d390140a10a7 [2019-08-18 09:33:24,721 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 09:33:24,723 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 09:33:24,724 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 09:33:24,724 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 09:33:24,727 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 09:33:24,728 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:33:24" (1/1) ... [2019-08-18 09:33:24,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b7fae23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:24, skipping insertion in model container [2019-08-18 09:33:24,734 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:33:24" (1/1) ... [2019-08-18 09:33:24,741 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 09:33:24,794 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 09:33:25,269 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:33:25,291 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 09:33:25,369 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:33:25,397 INFO L192 MainTranslator]: Completed translation [2019-08-18 09:33:25,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:25 WrapperNode [2019-08-18 09:33:25,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 09:33:25,399 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 09:33:25,399 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 09:33:25,399 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 09:33:25,409 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:25" (1/1) ... [2019-08-18 09:33:25,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:25" (1/1) ... [2019-08-18 09:33:25,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:25" (1/1) ... [2019-08-18 09:33:25,420 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:25" (1/1) ... [2019-08-18 09:33:25,436 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:25" (1/1) ... [2019-08-18 09:33:25,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:25" (1/1) ... [2019-08-18 09:33:25,468 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:25" (1/1) ... [2019-08-18 09:33:25,477 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 09:33:25,478 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 09:33:25,478 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 09:33:25,478 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 09:33:25,479 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:25" (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 09:33:25,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 09:33:25,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 09:33:25,527 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-18 09:33:25,527 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-18 09:33:25,527 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-18 09:33:25,527 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-08-18 09:33:25,527 INFO L138 BoogieDeclarations]: Found implementation of procedure node5 [2019-08-18 09:33:25,528 INFO L138 BoogieDeclarations]: Found implementation of procedure node6 [2019-08-18 09:33:25,528 INFO L138 BoogieDeclarations]: Found implementation of procedure node7 [2019-08-18 09:33:25,528 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-18 09:33:25,528 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-18 09:33:25,528 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 09:33:25,529 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-18 09:33:25,529 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 09:33:25,529 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-18 09:33:25,529 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-18 09:33:25,529 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-18 09:33:25,530 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-18 09:33:25,530 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-18 09:33:25,530 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-18 09:33:25,530 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-18 09:33:25,530 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-18 09:33:25,530 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-18 09:33:25,531 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-18 09:33:25,531 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-18 09:33:25,531 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-18 09:33:25,531 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-08-18 09:33:25,531 INFO L130 BoogieDeclarations]: Found specification of procedure node7 [2019-08-18 09:33:25,531 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-18 09:33:25,532 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-18 09:33:25,532 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 09:33:25,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 09:33:25,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 09:33:26,339 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 09:33:26,340 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-18 09:33:26,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:33:26 BoogieIcfgContainer [2019-08-18 09:33:26,343 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 09:33:26,343 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 09:33:26,343 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 09:33:26,344 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 09:33:26,345 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:33:26" (1/1) ... [2019-08-18 09:33:26,362 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 09:33:26,364 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 09:33:26,374 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 09:33:26,381 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 09:33:26,383 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 09:33:26,531 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:26,533 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:26,537 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:26,539 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:26,540 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:26,541 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:26,543 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:26,545 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:26,547 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:26,550 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:26,553 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:26,555 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:26,557 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:26,559 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:26,561 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:26,563 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:26,565 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:26,567 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:26,569 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:26,571 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:26,573 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:26,588 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 42 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 36 [2019-08-18 09:33:26,589 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 09:33:26,931 WARN L188 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-08-18 09:33:26,932 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:33:26,950 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:26,951 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:26,952 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:26,953 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:26,954 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:26,955 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:26,961 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 21 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 36 [2019-08-18 09:33:26,961 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 09:33:27,248 WARN L188 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-08-18 09:33:27,248 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:33:27,249 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 09:33:27,250 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:202, output treesize:224 [2019-08-18 09:33:27,283 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 241 [2019-08-18 09:33:27,400 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,409 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,410 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,413 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,415 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,416 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,418 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,421 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,422 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,423 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,462 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,464 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,471 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,473 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,475 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,477 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,481 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,482 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,483 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,676 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,677 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,678 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,681 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,682 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,684 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,685 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,686 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,687 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,704 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,705 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,708 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,710 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,711 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,712 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,714 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,715 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,718 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,753 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,754 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,758 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,759 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,759 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,763 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,764 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,765 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,766 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,785 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,788 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,789 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,790 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,790 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,822 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,823 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,823 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,826 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,827 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,830 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,833 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,834 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,835 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,870 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,958 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:28,042 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:28,044 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 22 [2019-08-18 09:33:28,044 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 09:33:28,044 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 09:33:28,048 INFO L179 IcfgInterpreter]: Location assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 661#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (or (= 1 |assert_#in~arg|) (= 0 |assert_#in~arg|)) (= (mod assert_~arg 256) 0) (= ~nomsg~0 ~p5_new~0) (= ~nomsg~0 ~p4_new~0) (= assert_~arg |assert_#in~arg|) (= ~p3_new~0 ~nomsg~0) (= ~nomsg~0 ~p6_new~0) (= ~nomsg~0 ~p7_new~0)) [2019-08-18 09:33:28,061 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 09:33:28,061 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 09:33:28,064 INFO L168 Benchmark]: Toolchain (without parser) took 3339.94 ms. Allocated memory was 138.9 MB in the beginning and 263.2 MB in the end (delta: 124.3 MB). Free memory was 85.3 MB in the beginning and 125.1 MB in the end (delta: -39.8 MB). Peak memory consumption was 99.4 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:28,065 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-18 09:33:28,067 INFO L168 Benchmark]: CACSL2BoogieTranslator took 674.30 ms. Allocated memory was 138.9 MB in the beginning and 200.8 MB in the end (delta: 61.9 MB). Free memory was 85.1 MB in the beginning and 170.5 MB in the end (delta: -85.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:28,071 INFO L168 Benchmark]: Boogie Preprocessor took 78.34 ms. Allocated memory is still 200.8 MB. Free memory was 170.5 MB in the beginning and 167.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:28,072 INFO L168 Benchmark]: RCFGBuilder took 865.20 ms. Allocated memory is still 200.8 MB. Free memory was 167.4 MB in the beginning and 113.5 MB in the end (delta: 53.9 MB). Peak memory consumption was 53.9 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:28,073 INFO L168 Benchmark]: Symbolic Interpretation took 1717.65 ms. Allocated memory was 200.8 MB in the beginning and 263.2 MB in the end (delta: 62.4 MB). Free memory was 113.5 MB in the beginning and 125.1 MB in the end (delta: -11.6 MB). Peak memory consumption was 65.7 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:28,083 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 631]: 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 661#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (or (= 1 |assert_#in~arg|) (= 0 |assert_#in~arg|)) (= (mod assert_~arg 256) 0) (= ~nomsg~0 ~p5_new~0) (= ~nomsg~0 ~p4_new~0) (= assert_~arg |assert_#in~arg|) (= ~p3_new~0 ~nomsg~0) (= ~nomsg~0 ~p6_new~0) (= ~nomsg~0 ~p7_new~0)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 674.30 ms. Allocated memory was 138.9 MB in the beginning and 200.8 MB in the end (delta: 61.9 MB). Free memory was 85.1 MB in the beginning and 170.5 MB in the end (delta: -85.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 78.34 ms. Allocated memory is still 200.8 MB. Free memory was 170.5 MB in the beginning and 167.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 865.20 ms. Allocated memory is still 200.8 MB. Free memory was 167.4 MB in the beginning and 113.5 MB in the end (delta: 53.9 MB). Peak memory consumption was 53.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1717.65 ms. Allocated memory was 200.8 MB in the beginning and 263.2 MB in the end (delta: 62.4 MB). Free memory was 113.5 MB in the beginning and 125.1 MB in the end (delta: -11.6 MB). Peak memory consumption was 65.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...