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 --sifa.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/seq-mthreaded/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 11:44:52,140 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 11:44:52,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 11:44:52,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 11:44:52,161 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 11:44:52,163 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 11:44:52,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 11:44:52,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 11:44:52,176 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 11:44:52,178 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 11:44:52,181 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 11:44:52,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 11:44:52,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 11:44:52,187 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 11:44:52,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 11:44:52,190 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 11:44:52,191 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 11:44:52,195 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 11:44:52,199 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 11:44:52,201 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 11:44:52,205 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 11:44:52,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 11:44:52,211 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 11:44:52,212 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 11:44:52,214 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 11:44:52,214 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 11:44:52,215 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 11:44:52,218 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 11:44:52,220 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 11:44:52,221 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 11:44:52,221 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 11:44:52,224 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 11:44:52,225 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 11:44:52,225 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 11:44:52,228 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 11:44:52,228 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 11:44:52,229 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 11:44:52,229 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 11:44:52,229 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 11:44:52,230 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 11:44:52,231 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 11:44:52,233 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 [2019-09-06 11:44:52,260 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 11:44:52,260 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 11:44:52,265 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 11:44:52,266 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 11:44:52,266 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 11:44:52,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 11:44:52,266 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 11:44:52,267 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 11:44:52,267 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 11:44:52,267 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 11:44:52,268 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 11:44:52,268 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 11:44:52,269 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 11:44:52,269 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 11:44:52,269 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 11:44:52,269 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 11:44:52,270 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 11:44:52,270 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 11:44:52,270 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 11:44:52,270 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 11:44:52,271 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 11:44:52,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 11:44:52,272 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 11:44:52,272 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 11:44:52,272 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 11:44:52,272 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 11:44:52,272 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 11:44:52,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 11:44:52,273 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 11:44:52,320 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 11:44:52,331 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 11:44:52,335 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 11:44:52,336 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 11:44:52,337 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 11:44:52,338 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c [2019-09-06 11:44:52,391 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69c90efbc/3e50bd08ba554b8a93409103a61d2200/FLAG50559b611 [2019-09-06 11:44:52,895 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 11:44:52,896 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c [2019-09-06 11:44:52,909 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69c90efbc/3e50bd08ba554b8a93409103a61d2200/FLAG50559b611 [2019-09-06 11:44:53,223 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69c90efbc/3e50bd08ba554b8a93409103a61d2200 [2019-09-06 11:44:53,233 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 11:44:53,234 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 11:44:53,235 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 11:44:53,235 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 11:44:53,238 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 11:44:53,239 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:44:53" (1/1) ... [2019-09-06 11:44:53,241 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1677a6f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:53, skipping insertion in model container [2019-09-06 11:44:53,241 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:44:53" (1/1) ... [2019-09-06 11:44:53,247 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 11:44:53,289 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 11:44:53,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:44:53,646 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 11:44:53,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:44:53,731 INFO L192 MainTranslator]: Completed translation [2019-09-06 11:44:53,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:53 WrapperNode [2019-09-06 11:44:53,732 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 11:44:53,733 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 11:44:53,733 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 11:44:53,733 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 11:44:53,743 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:53" (1/1) ... [2019-09-06 11:44:53,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:53" (1/1) ... [2019-09-06 11:44:53,754 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:53" (1/1) ... [2019-09-06 11:44:53,755 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:53" (1/1) ... [2019-09-06 11:44:53,770 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:53" (1/1) ... [2019-09-06 11:44:53,784 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:53" (1/1) ... [2019-09-06 11:44:53,788 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:53" (1/1) ... [2019-09-06 11:44:53,794 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 11:44:53,794 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 11:44:53,795 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 11:44:53,795 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 11:44:53,796 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:53" (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 [2019-09-06 11:44:53,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 11:44:53,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 11:44:53,863 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-09-06 11:44:53,863 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-09-06 11:44:53,864 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-09-06 11:44:53,864 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-06 11:44:53,864 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-06 11:44:53,864 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 11:44:53,864 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-06 11:44:53,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 11:44:53,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 11:44:53,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 11:44:53,865 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 11:44:53,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 11:44:53,866 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 11:44:53,866 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 11:44:53,866 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 11:44:53,866 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 11:44:53,866 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 11:44:53,866 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 11:44:53,867 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 11:44:53,867 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 11:44:53,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 11:44:53,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 11:44:54,687 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 11:44:54,688 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-06 11:44:54,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:44:54 BoogieIcfgContainer [2019-09-06 11:44:54,689 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 11:44:54,690 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 11:44:54,690 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 11:44:54,690 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 11:44:54,691 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:44:54" (1/1) ... [2019-09-06 11:44:54,692 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 11:44:54,725 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 11:44:54,726 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 11:44:54,736 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 11:44:54,747 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 11:44:54,748 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 11:44:54,911 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 220 for LOIs [2019-09-06 11:44:58,435 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 78 for LOIs [2019-09-06 11:44:58,437 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 11:44:58,438 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 11:44:58,440 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1205#(or (and (<= 0 ~mode1~0) (<= ~p32~0 0) (<= |assert_#in~arg| 0) (<= 0 ~mode2~0) (<= 0 (+ ~nomsg~0 1)) (<= (+ ~p12_new~0 1) 0) (<= 0 (+ ~id3~0 128)) (<= 0 assert_~arg) (<= ~mode2~0 1) (<= ~p12~0 0) (<= (+ ~p31_new~0 1) 0) (<= assert_~arg 0) (<= (+ ~p32_new~0 1) 0) (<= (+ ~p13_new~0 1) 0) (<= 0 |assert_#in~arg|) (<= 0 (+ ~p12_new~0 1)) (<= ~id1~0 127) (<= ~id2~0 127) (<= ~mode3~0 1) (<= ~p31~0 0) (<= 0 ~mode3~0) (<= 0 ~p21~0) (<= (+ ~p21_new~0 1) 0) (<= ~p23~0 0) (<= 0 (+ ~p21_new~0 1)) (<= ~id3~0 127) (<= 0 (+ ~p23_new~0 1)) (<= 0 (+ ~p13_new~0 1)) (<= 0 ~p12~0) (<= 0 (+ ~p31_new~0 1)) (<= ~mode1~0 1) (<= (+ ~nomsg~0 1) 0) (<= 0 ~p13~0) (<= 0 ~p31~0) (<= 0 ~p23~0) (<= 0 (+ ~id1~0 128)) (<= 0 (+ ~id2~0 128)) (<= ~p13~0 0) (<= (+ ~p23_new~0 1) 0) (<= 0 ~p32~0) (<= 0 (+ ~p32_new~0 1)) (<= ~p21~0 0)) (and (<= 1 assert_~arg) (<= 0 ~mode1~0) (<= assert_~arg 1) (<= ~p32~0 0) (<= 0 ~mode2~0) (<= 0 (+ ~nomsg~0 1)) (<= (+ ~p12_new~0 1) 0) (<= 0 (+ ~id3~0 128)) (<= ~mode2~0 1) (<= ~p12~0 0) (<= 1 |assert_#in~arg|) (<= (+ ~p31_new~0 1) 0) (<= (+ ~p32_new~0 1) 0) (<= (+ ~p13_new~0 1) 0) (<= 0 (+ ~p12_new~0 1)) (<= ~id1~0 127) (<= ~id2~0 127) (<= ~mode3~0 1) (<= ~p31~0 0) (<= 0 ~mode3~0) (<= |assert_#in~arg| 1) (<= 0 ~p21~0) (<= (+ ~p21_new~0 1) 0) (<= ~p23~0 0) (<= 0 (+ ~p21_new~0 1)) (<= ~id3~0 127) (<= 0 (+ ~p23_new~0 1)) (<= 0 (+ ~p13_new~0 1)) (<= 0 ~p12~0) (<= 0 (+ ~p31_new~0 1)) (<= ~mode1~0 1) (<= (+ ~nomsg~0 1) 0) (<= 0 ~p13~0) (<= 0 ~p31~0) (<= 0 ~p23~0) (<= 0 (+ ~id1~0 128)) (<= 0 (+ ~id2~0 128)) (<= ~p13~0 0) (<= (+ ~p23_new~0 1) 0) (<= 0 ~p32~0) (<= 0 (+ ~p32_new~0 1)) (<= ~p21~0 0))) [2019-09-06 11:44:58,455 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 11:44:58,457 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 11:44:58,460 INFO L168 Benchmark]: Toolchain (without parser) took 5225.00 ms. Allocated memory was 133.7 MB in the beginning and 338.2 MB in the end (delta: 204.5 MB). Free memory was 85.3 MB in the beginning and 135.6 MB in the end (delta: -50.3 MB). Peak memory consumption was 154.2 MB. Max. memory is 7.1 GB. [2019-09-06 11:44:58,461 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 133.7 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 11:44:58,462 INFO L168 Benchmark]: CACSL2BoogieTranslator took 497.54 ms. Allocated memory was 133.7 MB in the beginning and 198.7 MB in the end (delta: 65.0 MB). Free memory was 85.1 MB in the beginning and 170.8 MB in the end (delta: -85.7 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. [2019-09-06 11:44:58,464 INFO L168 Benchmark]: Boogie Preprocessor took 61.33 ms. Allocated memory is still 198.7 MB. Free memory was 170.8 MB in the beginning and 168.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-09-06 11:44:58,465 INFO L168 Benchmark]: RCFGBuilder took 894.87 ms. Allocated memory is still 198.7 MB. Free memory was 168.1 MB in the beginning and 116.5 MB in the end (delta: 51.6 MB). Peak memory consumption was 51.6 MB. Max. memory is 7.1 GB. [2019-09-06 11:44:58,470 INFO L168 Benchmark]: Sifa took 3767.74 ms. Allocated memory was 198.7 MB in the beginning and 338.2 MB in the end (delta: 139.5 MB). Free memory was 116.5 MB in the beginning and 135.6 MB in the end (delta: -19.0 MB). Peak memory consumption was 120.4 MB. Max. memory is 7.1 GB. [2019-09-06 11:44:58,482 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 133.7 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 497.54 ms. Allocated memory was 133.7 MB in the beginning and 198.7 MB in the end (delta: 65.0 MB). Free memory was 85.1 MB in the beginning and 170.8 MB in the end (delta: -85.7 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 61.33 ms. Allocated memory is still 198.7 MB. Free memory was 170.8 MB in the beginning and 168.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 894.87 ms. Allocated memory is still 198.7 MB. Free memory was 168.1 MB in the beginning and 116.5 MB in the end (delta: 51.6 MB). Peak memory consumption was 51.6 MB. Max. memory is 7.1 GB. * Sifa took 3767.74 ms. Allocated memory was 198.7 MB in the beginning and 338.2 MB in the end (delta: 139.5 MB). Free memory was 116.5 MB in the beginning and 135.6 MB in the end (delta: -19.0 MB). Peak memory consumption was 120.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 3715, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 825, DAG_INTERPRETER_EARLY_EXITS: 13, TOOLS_POST_APPLICATIONS: 761, TOOLS_POST_TIME[ms]: 503, TOOLS_POST_CALL_APPLICATIONS: 23, TOOLS_POST_CALL_TIME[ms]: 240, TOOLS_POST_RETURN_APPLICATIONS: 21, TOOLS_POST_RETURN_TIME[ms]: 117, TOOLS_QUANTIFIERELIM_TIME[ms]: 571, FLUID_QUERY_TIME[ms]: 38, FLUID_QUERIES: 827, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 392, DOMAIN_JOIN_TIME[ms]: 1307, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 5, DOMAIN_ISSUBSETEQ_APPLICATIONS: 28, DOMAIN_ISSUBSETEQ_TIME[ms]: 97, DOMAIN_ISBOTTOM_APPLICATIONS: 383, DOMAIN_ISBOTTOM_TIME[ms]: 1169, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1201, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1201, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 21, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 3130, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 14, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 74, DAG_COMPRESSION_PROCESSED_NODES: 1319, DAG_COMPRESSION_RETAINED_NODES: 523 - UnprovableResult [Line: 601]: 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 1205#(or (and (<= 0 ~mode1~0) (<= ~p32~0 0) (<= |assert_#in~arg| 0) (<= 0 ~mode2~0) (<= 0 (+ ~nomsg~0 1)) (<= (+ ~p12_new~0 1) 0) (<= 0 (+ ~id3~0 128)) (<= 0 assert_~arg) (<= ~mode2~0 1) (<= ~p12~0 0) (<= (+ ~p31_new~0 1) 0) (<= assert_~arg 0) (<= (+ ~p32_new~0 1) 0) (<= (+ ~p13_new~0 1) 0) (<= 0 |assert_#in~arg|) (<= 0 (+ ~p12_new~0 1)) (<= ~id1~0 127) (<= ~id2~0 127) (<= ~mode3~0 1) (<= ~p31~0 0) (<= 0 ~mode3~0) (<= 0 ~p21~0) (<= (+ ~p21_new~0 1) 0) (<= ~p23~0 0) (<= 0 (+ ~p21_new~0 1)) (<= ~id3~0 127) (<= 0 (+ ~p23_new~0 1)) (<= 0 (+ ~p13_new~0 1)) (<= 0 ~p12~0) (<= 0 (+ ~p31_new~0 1)) (<= ~mode1~0 1) (<= (+ ~nomsg~0 1) 0) (<= 0 ~p13~0) (<= 0 ~p31~0) (<= 0 ~p23~0) (<= 0 (+ ~id1~0 128)) (<= 0 (+ ~id2~0 128)) (<= ~p13~0 0) (<= (+ ~p23_new~0 1) 0) (<= 0 ~p32~0) (<= 0 (+ ~p32_new~0 1)) (<= ~p21~0 0)) (and (<= 1 assert_~arg) (<= 0 ~mode1~0) (<= assert_~arg 1) (<= ~p32~0 0) (<= 0 ~mode2~0) (<= 0 (+ ~nomsg~0 1)) (<= (+ ~p12_new~0 1) 0) (<= 0 (+ ~id3~0 128)) (<= ~mode2~0 1) (<= ~p12~0 0) (<= 1 |assert_#in~arg|) (<= (+ ~p31_new~0 1) 0) (<= (+ ~p32_new~0 1) 0) (<= (+ ~p13_new~0 1) 0) (<= 0 (+ ~p12_new~0 1)) (<= ~id1~0 127) (<= ~id2~0 127) (<= ~mode3~0 1) (<= ~p31~0 0) (<= 0 ~mode3~0) (<= |assert_#in~arg| 1) (<= 0 ~p21~0) (<= (+ ~p21_new~0 1) 0) (<= ~p23~0 0) (<= 0 (+ ~p21_new~0 1)) (<= ~id3~0 127) (<= 0 (+ ~p23_new~0 1)) (<= 0 (+ ~p13_new~0 1)) (<= 0 ~p12~0) (<= 0 (+ ~p31_new~0 1)) (<= ~mode1~0 1) (<= (+ ~nomsg~0 1) 0) (<= 0 ~p13~0) (<= 0 ~p31~0) (<= 0 ~p23~0) (<= 0 (+ ~id1~0 128)) (<= 0 (+ ~id2~0 128)) (<= ~p13~0 0) (<= (+ ~p23_new~0 1) 0) (<= 0 ~p32~0) (<= 0 (+ ~p32_new~0 1)) (<= ~p21~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...