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_overflow.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 09:33:25,329 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 09:33:25,331 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 09:33:25,343 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 09:33:25,343 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 09:33:25,344 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 09:33:25,345 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 09:33:25,347 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 09:33:25,349 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 09:33:25,350 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 09:33:25,351 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 09:33:25,352 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 09:33:25,352 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 09:33:25,353 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 09:33:25,354 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 09:33:25,355 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 09:33:25,356 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 09:33:25,357 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 09:33:25,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 09:33:25,360 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 09:33:25,361 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 09:33:25,362 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 09:33:25,363 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 09:33:25,364 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 09:33:25,366 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 09:33:25,369 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 09:33:25,369 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 09:33:25,370 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 09:33:25,371 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 09:33:25,372 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 09:33:25,372 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 09:33:25,373 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 09:33:25,373 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 09:33:25,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 09:33:25,374 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 09:33:25,375 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 09:33:25,375 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 09:33:25,389 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 09:33:25,389 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 09:33:25,391 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 09:33:25,391 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 09:33:25,391 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 09:33:25,391 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 09:33:25,391 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 09:33:25,392 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 09:33:25,392 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 09:33:25,392 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 09:33:25,392 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 09:33:25,392 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 09:33:25,393 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 09:33:25,393 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 09:33:25,393 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 09:33:25,393 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 09:33:25,393 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 09:33:25,393 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 09:33:25,394 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 09:33:25,394 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 09:33:25,394 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 09:33:25,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 09:33:25,394 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 09:33:25,395 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 09:33:25,395 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 09:33:25,395 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 09:33:25,395 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 09:33:25,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 09:33:25,396 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 09:33:25,445 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 09:33:25,461 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 09:33:25,465 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 09:33:25,466 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 09:33:25,467 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 09:33:25,468 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c [2019-08-18 09:33:25,542 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87c31496d/ad602d0b58b24987a432a3c1d9fb90bc/FLAG035ca145f [2019-08-18 09:33:26,022 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 09:33:26,022 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c [2019-08-18 09:33:26,035 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87c31496d/ad602d0b58b24987a432a3c1d9fb90bc/FLAG035ca145f [2019-08-18 09:33:26,380 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87c31496d/ad602d0b58b24987a432a3c1d9fb90bc [2019-08-18 09:33:26,390 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 09:33:26,392 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 09:33:26,393 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 09:33:26,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 09:33:26,397 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 09:33:26,398 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:33:26" (1/1) ... [2019-08-18 09:33:26,401 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ff43e28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:26, skipping insertion in model container [2019-08-18 09:33:26,401 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:33:26" (1/1) ... [2019-08-18 09:33:26,408 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 09:33:26,469 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 09:33:26,851 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:33:26,862 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 09:33:26,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:33:26,942 INFO L192 MainTranslator]: Completed translation [2019-08-18 09:33:26,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:26 WrapperNode [2019-08-18 09:33:26,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 09:33:26,944 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 09:33:26,944 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 09:33:26,944 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 09:33:26,955 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:26" (1/1) ... [2019-08-18 09:33:26,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:26" (1/1) ... [2019-08-18 09:33:26,967 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:26" (1/1) ... [2019-08-18 09:33:26,967 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:26" (1/1) ... [2019-08-18 09:33:26,993 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:26" (1/1) ... [2019-08-18 09:33:27,016 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:26" (1/1) ... [2019-08-18 09:33:27,025 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:26" (1/1) ... [2019-08-18 09:33:27,031 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 09:33:27,032 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 09:33:27,032 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 09:33:27,032 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 09:33:27,033 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:26" (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 09:33:27,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 09:33:27,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 09:33:27,083 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-18 09:33:27,083 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-18 09:33:27,083 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-18 09:33:27,083 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-08-18 09:33:27,084 INFO L138 BoogieDeclarations]: Found implementation of procedure node5 [2019-08-18 09:33:27,084 INFO L138 BoogieDeclarations]: Found implementation of procedure node6 [2019-08-18 09:33:27,084 INFO L138 BoogieDeclarations]: Found implementation of procedure node7 [2019-08-18 09:33:27,084 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-18 09:33:27,084 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-18 09:33:27,084 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 09:33:27,085 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-18 09:33:27,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 09:33:27,086 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-18 09:33:27,086 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-18 09:33:27,086 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-18 09:33:27,086 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-18 09:33:27,086 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-18 09:33:27,086 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-18 09:33:27,087 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-18 09:33:27,087 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-18 09:33:27,087 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-18 09:33:27,087 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-18 09:33:27,087 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-18 09:33:27,087 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-18 09:33:27,088 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-08-18 09:33:27,088 INFO L130 BoogieDeclarations]: Found specification of procedure node7 [2019-08-18 09:33:27,088 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-18 09:33:27,088 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-18 09:33:27,088 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 09:33:27,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 09:33:27,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 09:33:27,857 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 09:33:27,858 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-18 09:33:27,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:33:27 BoogieIcfgContainer [2019-08-18 09:33:27,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 09:33:27,860 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 09:33:27,860 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 09:33:27,860 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 09:33:27,861 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:33:27" (1/1) ... [2019-08-18 09:33:27,874 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 09:33:27,876 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 09:33:27,885 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 09:33:27,893 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 09:33:27,894 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 09:33:28,019 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,020 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,022 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,024 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,026 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,033 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,035 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,041 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,043 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,044 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,046 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,048 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,049 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,051 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,052 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,054 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,056 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,057 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,059 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,061 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,063 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,086 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 09:33:28,087 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 09:33:28,438 WARN L188 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-08-18 09:33:28,439 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:33:28,455 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:28,456 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:28,457 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:28,458 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:28,458 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:28,459 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:28,465 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 09:33:28,465 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 09:33:28,757 WARN L188 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-08-18 09:33:28,758 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:33:28,759 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 09:33:28,759 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:202, output treesize:224 [2019-08-18 09:33:28,802 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 241 [2019-08-18 09:33:28,941 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:28,942 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:28,946 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:28,953 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:28,957 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:28,960 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:28,965 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:28,967 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:28,968 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,036 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,037 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,040 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,044 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,046 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,061 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,063 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,066 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,067 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,259 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,260 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,260 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,264 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,267 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,270 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,271 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,272 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,273 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,287 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,288 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,290 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,291 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,292 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,293 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,297 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,301 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,302 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,340 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,341 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,346 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,347 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,348 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,352 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,355 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,356 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,357 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,370 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,373 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,373 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,374 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,375 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,409 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,410 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,411 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,414 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,415 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,416 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,422 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,423 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,424 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,464 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,766 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,853 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,922 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,930 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 76 [2019-08-18 09:33:29,930 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 09:33:29,931 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 09:33:29,933 INFO L179 IcfgInterpreter]: Location assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 676#(and (= (mod assert_~arg 256) 0) (= assert_~arg |assert_#in~arg|)) [2019-08-18 09:33:29,942 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 09:33:29,943 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 09:33:29,945 INFO L168 Benchmark]: Toolchain (without parser) took 3552.79 ms. Allocated memory was 135.8 MB in the beginning and 278.9 MB in the end (delta: 143.1 MB). Free memory was 82.6 MB in the beginning and 232.2 MB in the end (delta: -149.5 MB). Peak memory consumption was 154.3 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:29,946 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 135.8 MB. Free memory was 101.8 MB in the beginning and 101.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-18 09:33:29,947 INFO L168 Benchmark]: CACSL2BoogieTranslator took 550.49 ms. Allocated memory was 135.8 MB in the beginning and 196.6 MB in the end (delta: 60.8 MB). Free memory was 82.2 MB in the beginning and 167.9 MB in the end (delta: -85.7 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:29,948 INFO L168 Benchmark]: Boogie Preprocessor took 87.13 ms. Allocated memory is still 196.6 MB. Free memory was 167.9 MB in the beginning and 164.2 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:29,949 INFO L168 Benchmark]: RCFGBuilder took 827.75 ms. Allocated memory is still 196.6 MB. Free memory was 164.2 MB in the beginning and 110.0 MB in the end (delta: 54.3 MB). Peak memory consumption was 54.3 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:29,950 INFO L168 Benchmark]: Symbolic Interpretation took 2083.12 ms. Allocated memory was 196.6 MB in the beginning and 278.9 MB in the end (delta: 82.3 MB). Free memory was 110.0 MB in the beginning and 232.2 MB in the end (delta: -122.2 MB). Peak memory consumption was 120.8 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:29,954 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 628]: 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 676#(and (= (mod assert_~arg 256) 0) (= assert_~arg |assert_#in~arg|)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 135.8 MB. Free memory was 101.8 MB in the beginning and 101.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 550.49 ms. Allocated memory was 135.8 MB in the beginning and 196.6 MB in the end (delta: 60.8 MB). Free memory was 82.2 MB in the beginning and 167.9 MB in the end (delta: -85.7 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.13 ms. Allocated memory is still 196.6 MB. Free memory was 167.9 MB in the beginning and 164.2 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 827.75 ms. Allocated memory is still 196.6 MB. Free memory was 164.2 MB in the beginning and 110.0 MB in the end (delta: 54.3 MB). Peak memory consumption was 54.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2083.12 ms. Allocated memory was 196.6 MB in the beginning and 278.9 MB in the end (delta: 82.3 MB). Free memory was 110.0 MB in the beginning and 232.2 MB in the end (delta: -122.2 MB). Peak memory consumption was 120.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...