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-fab3c18 [2019-08-22 23:31:00,314 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 23:31:00,316 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 23:31:00,328 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 23:31:00,328 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 23:31:00,329 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 23:31:00,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 23:31:00,333 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 23:31:00,334 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 23:31:00,335 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 23:31:00,336 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 23:31:00,338 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 23:31:00,338 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 23:31:00,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 23:31:00,340 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 23:31:00,341 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 23:31:00,342 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 23:31:00,343 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 23:31:00,345 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 23:31:00,347 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 23:31:00,349 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 23:31:00,350 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 23:31:00,352 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 23:31:00,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 23:31:00,355 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-22 23:31:00,356 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-22 23:31:00,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-22 23:31:00,357 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-22 23:31:00,357 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-22 23:31:00,359 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-22 23:31:00,359 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 23:31:00,360 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 23:31:00,361 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 23:31:00,362 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 23:31:00,363 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 23:31:00,363 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 23:31:00,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 23:31:00,364 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 23:31:00,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 23:31:00,366 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 23:31:00,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 23:31:00,367 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 [2019-08-22 23:31:00,383 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 23:31:00,384 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 23:31:00,388 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 23:31:00,388 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 23:31:00,388 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 23:31:00,388 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 23:31:00,389 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 23:31:00,389 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 23:31:00,389 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 23:31:00,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 23:31:00,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 23:31:00,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 23:31:00,390 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 23:31:00,390 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 23:31:00,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 23:31:00,391 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 23:31:00,392 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 23:31:00,392 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 23:31:00,392 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 23:31:00,392 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 23:31:00,392 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 23:31:00,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 23:31:00,393 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 23:31:00,393 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 23:31:00,393 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 23:31:00,393 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 23:31:00,394 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 23:31:00,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 23:31:00,394 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 23:31:00,431 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 23:31:00,445 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 23:31:00,450 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 23:31:00,454 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 23:31:00,455 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 23:31:00,456 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.6.1.ufo.BOUNDED-12.pals.c [2019-08-22 23:31:00,538 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1df2568c9/9ce6f958fad248beb69d57732928c5ac/FLAG405024477 [2019-08-22 23:31:01,082 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 23:31:01,083 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.6.1.ufo.BOUNDED-12.pals.c [2019-08-22 23:31:01,103 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1df2568c9/9ce6f958fad248beb69d57732928c5ac/FLAG405024477 [2019-08-22 23:31:01,368 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1df2568c9/9ce6f958fad248beb69d57732928c5ac [2019-08-22 23:31:01,376 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 23:31:01,378 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 23:31:01,379 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 23:31:01,379 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 23:31:01,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 23:31:01,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 11:31:01" (1/1) ... [2019-08-22 23:31:01,389 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21840343 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:31:01, skipping insertion in model container [2019-08-22 23:31:01,389 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 11:31:01" (1/1) ... [2019-08-22 23:31:01,396 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 23:31:01,444 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 23:31:01,819 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 23:31:01,996 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 23:31:02,099 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 23:31:02,125 INFO L192 MainTranslator]: Completed translation [2019-08-22 23:31:02,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:31:02 WrapperNode [2019-08-22 23:31:02,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 23:31:02,127 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 23:31:02,127 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 23:31:02,127 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 23:31:02,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:31:02" (1/1) ... [2019-08-22 23:31:02,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:31:02" (1/1) ... [2019-08-22 23:31:02,152 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:31:02" (1/1) ... [2019-08-22 23:31:02,152 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:31:02" (1/1) ... [2019-08-22 23:31:02,166 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:31:02" (1/1) ... [2019-08-22 23:31:02,183 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:31:02" (1/1) ... [2019-08-22 23:31:02,187 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:31:02" (1/1) ... [2019-08-22 23:31:02,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 23:31:02,201 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 23:31:02,202 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 23:31:02,202 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 23:31:02,203 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:31:02" (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 [2019-08-22 23:31:02,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 23:31:02,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 23:31:02,258 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-22 23:31:02,258 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-22 23:31:02,258 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-22 23:31:02,259 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-08-22 23:31:02,259 INFO L138 BoogieDeclarations]: Found implementation of procedure node5 [2019-08-22 23:31:02,259 INFO L138 BoogieDeclarations]: Found implementation of procedure node6 [2019-08-22 23:31:02,259 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-22 23:31:02,259 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-22 23:31:02,259 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 23:31:02,260 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-22 23:31:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 23:31:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-22 23:31:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-22 23:31:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-22 23:31:02,261 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-22 23:31:02,261 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-22 23:31:02,261 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-22 23:31:02,261 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-22 23:31:02,261 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-22 23:31:02,261 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-22 23:31:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-22 23:31:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-22 23:31:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-08-22 23:31:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-22 23:31:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-22 23:31:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 23:31:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 23:31:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 23:31:03,100 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 23:31:03,102 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-22 23:31:03,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 11:31:03 BoogieIcfgContainer [2019-08-22 23:31:03,104 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 23:31:03,104 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 23:31:03,104 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 23:31:03,105 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 23:31:03,106 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 11:31:03" (1/1) ... [2019-08-22 23:31:03,129 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 23:31:03,132 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 23:31:03,154 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 23:31:03,165 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 23:31:03,166 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 23:31:03,280 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:03,282 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:03,284 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:03,285 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:03,287 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:03,288 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:03,289 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:03,292 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:03,295 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:03,297 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:03,299 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:03,301 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:03,303 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:03,305 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:03,307 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:03,323 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 [2019-08-22 23:31:03,324 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 23:31:03,628 WARN L188 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-08-22 23:31:03,630 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 23:31:03,649 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 23:31:03,651 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 23:31:03,652 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 23:31:03,653 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 23:31:03,653 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 23:31:03,658 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 [2019-08-22 23:31:03,659 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 23:31:03,891 WARN L188 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-08-22 23:31:03,892 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 23:31:03,893 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 23:31:03,894 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:175, output treesize:193 [2019-08-22 23:31:03,951 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 261 [2019-08-22 23:31:05,429 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,431 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,432 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,433 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,434 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,435 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,436 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,438 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,439 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,440 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,441 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,442 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,443 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,445 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,446 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,447 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,449 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,450 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,451 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,453 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,454 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,455 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,457 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,459 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,460 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,462 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,463 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,465 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,466 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,468 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,469 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,471 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,473 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,474 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,476 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,478 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,480 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,481 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,483 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,485 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,510 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,511 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,514 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,515 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,516 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,517 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,521 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,522 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,523 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,583 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,585 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,588 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,590 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,591 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,594 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,601 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,602 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,606 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,763 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,764 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,764 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,769 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,770 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,772 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,773 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,774 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,775 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,786 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,787 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,789 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,790 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,791 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,792 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,795 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,796 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,796 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,819 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,819 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,821 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,822 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,823 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,825 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,826 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,826 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,827 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,836 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,838 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,838 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,840 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,840 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,890 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,896 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,903 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,968 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,983 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:05,989 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:06,077 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:06,077 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:06,078 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:06,079 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:06,080 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:06,082 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 53 [2019-08-22 23:31:06,086 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 23:31:06,087 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 23:31:06,094 INFO L179 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 637#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (<= assert_~arg 1) (= (mod assert_~arg 256) 0) (<= |assert_#in~arg| 1) (= ~nomsg~0 ~p4_new~0) (<= 0 assert_~arg) (or (and (= 1 |assert_#in~arg|) (or (and (or (<= ~r1~0 6) (<= 6 ~r1~0)) (< ~r1~0 6) (or (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1) (<= 6 ~r1~0)) (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1) (not (<= 6 ~r1~0)) (= 0 (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0))))) (and (= 1 (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0)) (or (<= ~r1~0 6) (<= 6 ~r1~0)) (not (< ~r1~0 6)) (or (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1) (<= 6 ~r1~0)) (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1) (not (<= 6 ~r1~0)) (= 0 (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0))))))) (and (= 0 |assert_#in~arg|) (or (and (not (= 1 (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0))) (or (<= ~r1~0 6) (<= 6 ~r1~0)) (not (< ~r1~0 6)) (or (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1) (<= 6 ~r1~0)) (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1) (not (<= 6 ~r1~0)) (= 0 (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0))))) (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1) (not (= 0 (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0))) (not (<= 6 ~r1~0))))) (and (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1)) (= 0 |assert_#in~arg|))) (= ~nomsg~0 ~p5_new~0) (<= 0 |assert_#in~arg|) (= assert_~arg |assert_#in~arg|) (= ~p3_new~0 ~nomsg~0) (= ~nomsg~0 ~p6_new~0)) [2019-08-22 23:31:06,105 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-22 23:31:06,105 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 23:31:06,107 INFO L168 Benchmark]: Toolchain (without parser) took 4728.76 ms. Allocated memory was 130.5 MB in the beginning and 331.9 MB in the end (delta: 201.3 MB). Free memory was 86.2 MB in the beginning and 285.6 MB in the end (delta: -199.4 MB). Peak memory consumption was 207.2 MB. Max. memory is 7.1 GB. [2019-08-22 23:31:06,108 INFO L168 Benchmark]: CDTParser took 1.07 ms. Allocated memory is still 130.5 MB. Free memory was 105.0 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. [2019-08-22 23:31:06,109 INFO L168 Benchmark]: CACSL2BoogieTranslator took 746.95 ms. Allocated memory was 130.5 MB in the beginning and 202.4 MB in the end (delta: 71.8 MB). Free memory was 86.0 MB in the beginning and 174.7 MB in the end (delta: -88.7 MB). Peak memory consumption was 28.1 MB. Max. memory is 7.1 GB. [2019-08-22 23:31:06,110 INFO L168 Benchmark]: Boogie Preprocessor took 74.43 ms. Allocated memory is still 202.4 MB. Free memory was 174.7 MB in the beginning and 171.3 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-08-22 23:31:06,111 INFO L168 Benchmark]: RCFGBuilder took 902.32 ms. Allocated memory is still 202.4 MB. Free memory was 171.3 MB in the beginning and 124.0 MB in the end (delta: 47.3 MB). Peak memory consumption was 47.3 MB. Max. memory is 7.1 GB. [2019-08-22 23:31:06,112 INFO L168 Benchmark]: Symbolic Interpretation took 3000.89 ms. Allocated memory was 202.4 MB in the beginning and 331.9 MB in the end (delta: 129.5 MB). Free memory was 124.0 MB in the beginning and 285.6 MB in the end (delta: -161.6 MB). Peak memory consumption was 173.1 MB. Max. memory is 7.1 GB. [2019-08-22 23:31:06,116 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 637#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (<= assert_~arg 1) (= (mod assert_~arg 256) 0) (<= |assert_#in~arg| 1) (= ~nomsg~0 ~p4_new~0) (<= 0 assert_~arg) (or (and (= 1 |assert_#in~arg|) (or (and (or (<= ~r1~0 6) (<= 6 ~r1~0)) (< ~r1~0 6) (or (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1) (<= 6 ~r1~0)) (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1) (not (<= 6 ~r1~0)) (= 0 (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0))))) (and (= 1 (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0)) (or (<= ~r1~0 6) (<= 6 ~r1~0)) (not (< ~r1~0 6)) (or (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1) (<= 6 ~r1~0)) (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1) (not (<= 6 ~r1~0)) (= 0 (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0))))))) (and (= 0 |assert_#in~arg|) (or (and (not (= 1 (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0))) (or (<= ~r1~0 6) (<= 6 ~r1~0)) (not (< ~r1~0 6)) (or (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1) (<= 6 ~r1~0)) (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1) (not (<= 6 ~r1~0)) (= 0 (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0))))) (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1) (not (= 0 (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0))) (not (<= 6 ~r1~0))))) (and (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1)) (= 0 |assert_#in~arg|))) (= ~nomsg~0 ~p5_new~0) (<= 0 |assert_#in~arg|) (= 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 1.07 ms. Allocated memory is still 130.5 MB. Free memory was 105.0 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 746.95 ms. Allocated memory was 130.5 MB in the beginning and 202.4 MB in the end (delta: 71.8 MB). Free memory was 86.0 MB in the beginning and 174.7 MB in the end (delta: -88.7 MB). Peak memory consumption was 28.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 74.43 ms. Allocated memory is still 202.4 MB. Free memory was 174.7 MB in the beginning and 171.3 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 902.32 ms. Allocated memory is still 202.4 MB. Free memory was 171.3 MB in the beginning and 124.0 MB in the end (delta: 47.3 MB). Peak memory consumption was 47.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 3000.89 ms. Allocated memory was 202.4 MB in the beginning and 331.9 MB in the end (delta: 129.5 MB). Free memory was 124.0 MB in the beginning and 285.6 MB in the end (delta: -161.6 MB). Peak memory consumption was 173.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...