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.6.1.ufo.BOUNDED-12.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 09:33:18,424 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 09:33:18,426 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 09:33:18,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 09:33:18,438 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 09:33:18,440 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 09:33:18,441 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 09:33:18,443 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 09:33:18,444 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 09:33:18,445 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 09:33:18,446 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 09:33:18,447 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 09:33:18,447 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 09:33:18,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 09:33:18,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 09:33:18,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 09:33:18,451 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 09:33:18,452 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 09:33:18,454 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 09:33:18,456 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 09:33:18,457 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 09:33:18,458 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 09:33:18,459 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 09:33:18,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 09:33:18,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-18 09:33:18,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-18 09:33:18,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-18 09:33:18,463 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-18 09:33:18,463 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-18 09:33:18,464 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-18 09:33:18,464 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 09:33:18,465 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 09:33:18,466 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 09:33:18,467 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 09:33:18,467 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 09:33:18,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 09:33:18,468 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 09:33:18,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 09:33:18,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 09:33:18,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 09:33:18,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 09:33:18,471 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 09:33:18,485 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 09:33:18,485 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 09:33:18,487 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 09:33:18,487 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 09:33:18,487 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 09:33:18,487 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 09:33:18,488 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 09:33:18,488 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 09:33:18,488 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 09:33:18,488 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 09:33:18,488 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 09:33:18,488 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 09:33:18,489 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 09:33:18,489 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 09:33:18,489 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 09:33:18,489 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 09:33:18,489 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 09:33:18,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 09:33:18,490 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 09:33:18,490 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 09:33:18,490 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 09:33:18,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 09:33:18,491 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 09:33:18,491 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 09:33:18,491 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 09:33:18,491 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 09:33:18,491 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 09:33:18,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 09:33:18,492 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 09:33:18,520 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 09:33:18,535 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 09:33:18,538 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 09:33:18,540 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 09:33:18,540 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 09:33:18,541 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.6.1.ufo.BOUNDED-12.pals.c [2019-08-18 09:33:18,605 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4c6b6d8f/a47cd22b2871469d8bd016a8e6ec9cb5/FLAGc0631a6d8 [2019-08-18 09:33:19,091 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 09:33:19,092 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.6.1.ufo.BOUNDED-12.pals.c [2019-08-18 09:33:19,112 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4c6b6d8f/a47cd22b2871469d8bd016a8e6ec9cb5/FLAGc0631a6d8 [2019-08-18 09:33:19,450 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4c6b6d8f/a47cd22b2871469d8bd016a8e6ec9cb5 [2019-08-18 09:33:19,459 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 09:33:19,460 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 09:33:19,461 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 09:33:19,461 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 09:33:19,465 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 09:33:19,465 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:33:19" (1/1) ... [2019-08-18 09:33:19,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c183b98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:19, skipping insertion in model container [2019-08-18 09:33:19,468 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:33:19" (1/1) ... [2019-08-18 09:33:19,476 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 09:33:19,532 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 09:33:19,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:33:19,911 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 09:33:19,981 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:33:20,005 INFO L192 MainTranslator]: Completed translation [2019-08-18 09:33:20,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:20 WrapperNode [2019-08-18 09:33:20,006 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 09:33:20,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 09:33:20,008 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 09:33:20,008 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 09:33:20,020 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:20" (1/1) ... [2019-08-18 09:33:20,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:20" (1/1) ... [2019-08-18 09:33:20,031 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:20" (1/1) ... [2019-08-18 09:33:20,032 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:20" (1/1) ... [2019-08-18 09:33:20,046 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:20" (1/1) ... [2019-08-18 09:33:20,062 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:20" (1/1) ... [2019-08-18 09:33:20,069 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:20" (1/1) ... [2019-08-18 09:33:20,080 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 09:33:20,080 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 09:33:20,081 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 09:33:20,081 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 09:33:20,082 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:20" (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 09:33:20,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 09:33:20,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 09:33:20,137 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-18 09:33:20,137 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-18 09:33:20,137 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-18 09:33:20,137 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-08-18 09:33:20,137 INFO L138 BoogieDeclarations]: Found implementation of procedure node5 [2019-08-18 09:33:20,137 INFO L138 BoogieDeclarations]: Found implementation of procedure node6 [2019-08-18 09:33:20,138 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-18 09:33:20,138 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-18 09:33:20,138 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 09:33:20,138 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-18 09:33:20,138 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 09:33:20,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-18 09:33:20,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-18 09:33:20,139 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-18 09:33:20,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-18 09:33:20,139 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-18 09:33:20,139 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-18 09:33:20,140 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-18 09:33:20,140 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-18 09:33:20,140 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-18 09:33:20,140 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-18 09:33:20,140 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-18 09:33:20,140 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-08-18 09:33:20,141 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-18 09:33:20,141 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-18 09:33:20,141 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 09:33:20,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 09:33:20,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 09:33:20,849 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 09:33:20,849 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-18 09:33:20,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:33:20 BoogieIcfgContainer [2019-08-18 09:33:20,852 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 09:33:20,852 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 09:33:20,852 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 09:33:20,853 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 09:33:20,854 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:33:20" (1/1) ... [2019-08-18 09:33:20,873 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 09:33:20,876 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 09:33:20,887 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 09:33:20,897 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 09:33:20,899 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 09:33:21,038 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,047 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,049 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,050 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,053 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,054 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,056 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,057 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,058 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,060 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,061 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,063 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,064 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,065 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,067 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,083 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 30 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 31 [2019-08-18 09:33:21,084 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 09:33:21,364 WARN L188 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-08-18 09:33:21,366 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:33:21,380 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:21,381 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:21,382 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:21,382 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:21,383 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:21,386 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 31 [2019-08-18 09:33:21,387 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 09:33:21,606 WARN L188 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-08-18 09:33:21,607 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:33:21,608 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 09:33:21,609 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:175, output treesize:193 [2019-08-18 09:33:21,668 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 208 [2019-08-18 09:33:21,770 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:21,785 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:21,786 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:21,790 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:21,792 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:21,793 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:21,796 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:21,800 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:21,801 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:21,802 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:21,837 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:21,837 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:21,850 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:21,855 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:21,859 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:21,862 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:21,865 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:21,868 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:21,869 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,009 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,010 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,011 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,015 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,020 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,028 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,030 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,031 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,031 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,049 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,050 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,053 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,054 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,055 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,056 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,058 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,060 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,062 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,105 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,106 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,108 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,111 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,112 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,113 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,114 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,115 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,116 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,129 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,131 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,131 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,134 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,135 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,174 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,231 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,297 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,299 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 20 [2019-08-18 09:33:22,300 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 09:33:22,300 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 09:33:22,303 INFO L179 IcfgInterpreter]: Location assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 565#(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)) [2019-08-18 09:33:22,313 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 09:33:22,314 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 09:33:22,316 INFO L168 Benchmark]: Toolchain (without parser) took 2855.15 ms. Allocated memory was 135.3 MB in the beginning and 260.0 MB in the end (delta: 124.8 MB). Free memory was 86.9 MB in the beginning and 178.7 MB in the end (delta: -91.8 MB). Peak memory consumption was 104.3 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:22,317 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 135.3 MB. Free memory is still 105.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-18 09:33:22,319 INFO L168 Benchmark]: CACSL2BoogieTranslator took 546.23 ms. Allocated memory was 135.3 MB in the beginning and 200.3 MB in the end (delta: 65.0 MB). Free memory was 86.5 MB in the beginning and 172.0 MB in the end (delta: -85.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:22,323 INFO L168 Benchmark]: Boogie Preprocessor took 72.57 ms. Allocated memory is still 200.3 MB. Free memory was 172.0 MB in the beginning and 169.2 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:22,324 INFO L168 Benchmark]: RCFGBuilder took 771.20 ms. Allocated memory is still 200.3 MB. Free memory was 169.2 MB in the beginning and 121.2 MB in the end (delta: 48.0 MB). Peak memory consumption was 48.0 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:22,326 INFO L168 Benchmark]: Symbolic Interpretation took 1461.46 ms. Allocated memory was 200.3 MB in the beginning and 260.0 MB in the end (delta: 59.8 MB). Free memory was 121.2 MB in the beginning and 178.7 MB in the end (delta: -57.5 MB). Peak memory consumption was 73.6 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:22,335 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 548]: 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 565#(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)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 135.3 MB. Free memory is still 105.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 546.23 ms. Allocated memory was 135.3 MB in the beginning and 200.3 MB in the end (delta: 65.0 MB). Free memory was 86.5 MB in the beginning and 172.0 MB in the end (delta: -85.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 72.57 ms. Allocated memory is still 200.3 MB. Free memory was 172.0 MB in the beginning and 169.2 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 771.20 ms. Allocated memory is still 200.3 MB. Free memory was 169.2 MB in the beginning and 121.2 MB in the end (delta: 48.0 MB). Peak memory consumption was 48.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1461.46 ms. Allocated memory was 200.3 MB in the beginning and 260.0 MB in the end (delta: 59.8 MB). Free memory was 121.2 MB in the beginning and 178.7 MB in the end (delta: -57.5 MB). Peak memory consumption was 73.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...