java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-01cf0bf [2019-08-22 01:53:48,383 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 01:53:48,385 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 01:53:48,397 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 01:53:48,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 01:53:48,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 01:53:48,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 01:53:48,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 01:53:48,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 01:53:48,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 01:53:48,405 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 01:53:48,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 01:53:48,406 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 01:53:48,407 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 01:53:48,408 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 01:53:48,409 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 01:53:48,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 01:53:48,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 01:53:48,413 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 01:53:48,415 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 01:53:48,416 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 01:53:48,418 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 01:53:48,419 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 01:53:48,420 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 01:53:48,425 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-22 01:53:48,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 01:53:48,433 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 01:53:48,434 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 01:53:48,434 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 01:53:48,437 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 01:53:48,438 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 01:53:48,439 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 01:53:48,439 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 01:53:48,440 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 01:53:48,440 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 01:53:48,444 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 01:53:48,445 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 01:53:48,465 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 01:53:48,466 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 01:53:48,468 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 01:53:48,468 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 01:53:48,469 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 01:53:48,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 01:53:48,469 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 01:53:48,469 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 01:53:48,470 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 01:53:48,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 01:53:48,471 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 01:53:48,471 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 01:53:48,471 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 01:53:48,472 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 01:53:48,472 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 01:53:48,472 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 01:53:48,473 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 01:53:48,473 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 01:53:48,473 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 01:53:48,473 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 01:53:48,474 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 01:53:48,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 01:53:48,474 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 01:53:48,474 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 01:53:48,475 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 01:53:48,475 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 01:53:48,475 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 01:53:48,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 01:53:48,475 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 01:53:48,531 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 01:53:48,545 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 01:53:48,548 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 01:53:48,550 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 01:53:48,550 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 01:53:48,551 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-08-22 01:53:48,615 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e69df320/06f6c10bed9247f797768d8d45f10732/FLAG88e68e02b [2019-08-22 01:53:49,118 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 01:53:49,119 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-08-22 01:53:49,130 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e69df320/06f6c10bed9247f797768d8d45f10732/FLAG88e68e02b [2019-08-22 01:53:49,460 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e69df320/06f6c10bed9247f797768d8d45f10732 [2019-08-22 01:53:49,471 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 01:53:49,473 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 01:53:49,474 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 01:53:49,474 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 01:53:49,477 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 01:53:49,478 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 01:53:49" (1/1) ... [2019-08-22 01:53:49,481 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29aa3036 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:53:49, skipping insertion in model container [2019-08-22 01:53:49,481 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 01:53:49" (1/1) ... [2019-08-22 01:53:49,487 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 01:53:49,544 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 01:53:49,828 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 01:53:49,844 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 01:53:50,000 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 01:53:50,022 INFO L192 MainTranslator]: Completed translation [2019-08-22 01:53:50,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:53:50 WrapperNode [2019-08-22 01:53:50,023 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 01:53:50,024 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 01:53:50,024 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 01:53:50,025 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 01:53:50,040 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:53:50" (1/1) ... [2019-08-22 01:53:50,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:53:50" (1/1) ... [2019-08-22 01:53:50,051 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:53:50" (1/1) ... [2019-08-22 01:53:50,052 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:53:50" (1/1) ... [2019-08-22 01:53:50,066 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:53:50" (1/1) ... [2019-08-22 01:53:50,079 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:53:50" (1/1) ... [2019-08-22 01:53:50,083 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:53:50" (1/1) ... [2019-08-22 01:53:50,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 01:53:50,089 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 01:53:50,089 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 01:53:50,089 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 01:53:50,093 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:53:50" (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 01:53:50,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 01:53:50,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 01:53:50,149 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 01:53:50,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 01:53:50,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-22 01:53:50,151 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-22 01:53:50,151 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-22 01:53:50,151 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-22 01:53:50,151 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-22 01:53:50,151 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-22 01:53:50,151 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-22 01:53:50,152 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-22 01:53:50,155 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-22 01:53:50,155 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-22 01:53:50,156 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-22 01:53:50,156 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-22 01:53:50,157 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 01:53:50,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 01:53:50,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 01:53:50,849 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 01:53:50,850 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-22 01:53:50,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 01:53:50 BoogieIcfgContainer [2019-08-22 01:53:50,852 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 01:53:50,853 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 01:53:50,853 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 01:53:50,853 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 01:53:50,855 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 01:53:50" (1/1) ... [2019-08-22 01:53:50,872 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-22 01:53:50,886 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 01:53:50,900 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 01:53:50,910 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 01:53:50,911 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 01:53:51,038 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 01:53:51,039 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 01:53:51,050 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2019-08-22 01:53:51,051 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 01:53:51,201 WARN L188 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-08-22 01:53:51,202 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 01:53:51,217 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:53:51,219 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:53:51,221 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:53:51,223 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2019-08-22 01:53:51,223 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 01:53:51,363 WARN L188 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-22 01:53:51,364 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 01:53:51,365 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 01:53:51,365 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:115, output treesize:121 [2019-08-22 01:53:51,448 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 144 [2019-08-22 01:53:52,857 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:53:52,865 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:53:53,227 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:53:53,230 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:53:53,233 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:53:53,235 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:53:53,241 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:53:53,243 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:53:53,244 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:53:53,246 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:53:53,247 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:53:53,249 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:53:53,251 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:53:53,253 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:53:53,255 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:53:53,509 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 01:53:53,509 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 01:53:53,511 INFO L179 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 2445#(and (<= 0 ~__return_1677~0) (<= ~mode2~0 0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= ~mode3~0 0) (<= main_~check__tmp~1 0) (<= 0 ~mode2~0) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= ~__return_1677~0 0) (<= 0 main_~check__tmp~1)) [2019-08-22 01:53:53,512 INFO L179 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 2323#(and (<= 0 ~mode3~0) (<= 0 ~mode2~0) (<= 0 main_~main__c1~0)) [2019-08-22 01:53:53,522 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-22 01:53:53,522 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 01:53:53,525 INFO L168 Benchmark]: Toolchain (without parser) took 4051.96 ms. Allocated memory was 130.5 MB in the beginning and 360.7 MB in the end (delta: 230.2 MB). Free memory was 85.6 MB in the beginning and 163.4 MB in the end (delta: -77.8 MB). Peak memory consumption was 152.4 MB. Max. memory is 7.1 GB. [2019-08-22 01:53:53,525 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 130.5 MB. Free memory is still 104.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-22 01:53:53,526 INFO L168 Benchmark]: CACSL2BoogieTranslator took 550.14 ms. Allocated memory was 130.5 MB in the beginning and 197.7 MB in the end (delta: 67.1 MB). Free memory was 85.2 MB in the beginning and 170.1 MB in the end (delta: -84.9 MB). Peak memory consumption was 29.1 MB. Max. memory is 7.1 GB. [2019-08-22 01:53:53,527 INFO L168 Benchmark]: Boogie Preprocessor took 63.89 ms. Allocated memory is still 197.7 MB. Free memory was 170.1 MB in the beginning and 168.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-22 01:53:53,528 INFO L168 Benchmark]: RCFGBuilder took 763.65 ms. Allocated memory is still 197.7 MB. Free memory was 168.2 MB in the beginning and 123.4 MB in the end (delta: 44.8 MB). Peak memory consumption was 44.8 MB. Max. memory is 7.1 GB. [2019-08-22 01:53:53,529 INFO L168 Benchmark]: Symbolic Interpretation took 2669.87 ms. Allocated memory was 197.7 MB in the beginning and 360.7 MB in the end (delta: 163.1 MB). Free memory was 123.4 MB in the beginning and 163.4 MB in the end (delta: -40.0 MB). Peak memory consumption was 123.1 MB. Max. memory is 7.1 GB. [2019-08-22 01:53:53,534 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 566]: 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 2445#(and (<= 0 ~__return_1677~0) (<= ~mode2~0 0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= ~mode3~0 0) (<= main_~check__tmp~1 0) (<= 0 ~mode2~0) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= ~__return_1677~0 0) (<= 0 main_~check__tmp~1)). Possible FailurePath: - UnprovableResult [Line: 363]: 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 2323#(and (<= 0 ~mode3~0) (<= 0 ~mode2~0) (<= 0 main_~main__c1~0)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 130.5 MB. Free memory is still 104.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 550.14 ms. Allocated memory was 130.5 MB in the beginning and 197.7 MB in the end (delta: 67.1 MB). Free memory was 85.2 MB in the beginning and 170.1 MB in the end (delta: -84.9 MB). Peak memory consumption was 29.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 63.89 ms. Allocated memory is still 197.7 MB. Free memory was 170.1 MB in the beginning and 168.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 763.65 ms. Allocated memory is still 197.7 MB. Free memory was 168.2 MB in the beginning and 123.4 MB in the end (delta: 44.8 MB). Peak memory consumption was 44.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2669.87 ms. Allocated memory was 197.7 MB in the beginning and 360.7 MB in the end (delta: 163.1 MB). Free memory was 123.4 MB in the beginning and 163.4 MB in the end (delta: -40.0 MB). Peak memory consumption was 123.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...