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.4.1.ufo.BOUNDED-8.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 11:45:08,099 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 11:45:08,101 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 11:45:08,119 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 11:45:08,119 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 11:45:08,120 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 11:45:08,122 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 11:45:08,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 11:45:08,125 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 11:45:08,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 11:45:08,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 11:45:08,128 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 11:45:08,128 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 11:45:08,129 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 11:45:08,130 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 11:45:08,131 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 11:45:08,132 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 11:45:08,133 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 11:45:08,134 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 11:45:08,136 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 11:45:08,138 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 11:45:08,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 11:45:08,140 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 11:45:08,140 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 11:45:08,143 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-06 11:45:08,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 11:45:08,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 11:45:08,147 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 11:45:08,148 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 11:45:08,149 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 11:45:08,149 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 11:45:08,150 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 11:45:08,150 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 11:45:08,150 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 11:45:08,151 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 11:45:08,152 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 11:45:08,152 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 11:45:08,166 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 11:45:08,166 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 11:45:08,168 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 11:45:08,168 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 11:45:08,168 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 11:45:08,168 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 11:45:08,168 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 11:45:08,169 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 11:45:08,169 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 11:45:08,169 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 11:45:08,169 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 11:45:08,170 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 11:45:08,170 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 11:45:08,170 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 11:45:08,170 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 11:45:08,170 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 11:45:08,171 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 11:45:08,171 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 11:45:08,171 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 11:45:08,171 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 11:45:08,171 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 11:45:08,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 11:45:08,172 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 11:45:08,172 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 11:45:08,172 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 11:45:08,173 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 11:45:08,173 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 11:45:08,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 11:45:08,173 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 11:45:08,201 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 11:45:08,213 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 11:45:08,216 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 11:45:08,217 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 11:45:08,217 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 11:45:08,218 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c [2019-09-06 11:45:08,276 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25c576ded/a06c2134c330489e8c258feb9fc80f55/FLAG63f74b376 [2019-09-06 11:45:08,816 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 11:45:08,818 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c [2019-09-06 11:45:08,837 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25c576ded/a06c2134c330489e8c258feb9fc80f55/FLAG63f74b376 [2019-09-06 11:45:09,101 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25c576ded/a06c2134c330489e8c258feb9fc80f55 [2019-09-06 11:45:09,111 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 11:45:09,112 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 11:45:09,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 11:45:09,113 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 11:45:09,117 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 11:45:09,118 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:45:09" (1/1) ... [2019-09-06 11:45:09,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f1b76c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:09, skipping insertion in model container [2019-09-06 11:45:09,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:45:09" (1/1) ... [2019-09-06 11:45:09,128 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 11:45:09,191 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 11:45:09,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:45:09,653 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 11:45:09,735 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:45:09,756 INFO L192 MainTranslator]: Completed translation [2019-09-06 11:45:09,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:09 WrapperNode [2019-09-06 11:45:09,756 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 11:45:09,757 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 11:45:09,757 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 11:45:09,758 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 11:45:09,771 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:09" (1/1) ... [2019-09-06 11:45:09,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:09" (1/1) ... [2019-09-06 11:45:09,789 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:09" (1/1) ... [2019-09-06 11:45:09,789 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:09" (1/1) ... [2019-09-06 11:45:09,815 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:09" (1/1) ... [2019-09-06 11:45:09,840 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:09" (1/1) ... [2019-09-06 11:45:09,845 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:09" (1/1) ... [2019-09-06 11:45:09,852 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 11:45:09,852 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 11:45:09,853 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 11:45:09,853 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 11:45:09,854 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:09" (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 11:45:09,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 11:45:09,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 11:45:09,916 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-09-06 11:45:09,917 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-09-06 11:45:09,917 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-09-06 11:45:09,918 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-09-06 11:45:09,918 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-06 11:45:09,918 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-06 11:45:09,918 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 11:45:09,918 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-06 11:45:09,919 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 11:45:09,919 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 11:45:09,919 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 11:45:09,920 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 11:45:09,921 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 11:45:09,921 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 11:45:09,923 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 11:45:09,923 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 11:45:09,923 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 11:45:09,924 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 11:45:09,924 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-06 11:45:09,924 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 11:45:09,924 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 11:45:09,924 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 11:45:09,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 11:45:09,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 11:45:11,548 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 11:45:11,548 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-06 11:45:11,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:45:11 BoogieIcfgContainer [2019-09-06 11:45:11,550 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 11:45:11,550 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 11:45:11,551 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 11:45:11,551 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 11:45:11,552 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:45:11" (1/1) ... [2019-09-06 11:45:11,553 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 11:45:11,578 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 11:45:11,579 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 11:45:11,590 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 11:45:11,600 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 11:45:11,601 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 11:45:11,785 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 363 for LOIs [2019-09-06 11:47:58,988 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 125 for LOIs [2019-09-06 11:47:58,992 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 11:47:58,992 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 11:47:58,996 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 90911#(or (and (<= 0 (+ ~id3~0 128)) (<= 0 ~p14~0) (<= ~mode2~0 1) (<= (+ ~p31_new~0 1) 0) (<= 0 ~p34~0) (<= (+ ~p32_new~0 1) 0) (<= 0 (+ ~p12_new~0 1)) (<= ~id1~0 127) (<= ~mode3~0 1) (<= ~p41~0 0) (<= (+ ~p41_new~0 1) 0) (<= 0 (+ ~p43_new~0 1)) (<= 0 ~p21~0) (<= 0 (+ ~p21_new~0 1)) (<= 0 (+ ~p23_new~0 1)) (<= 0 (+ ~p13_new~0 1)) (<= 0 ~p12~0) (<= ~mode1~0 1) (<= ~mode4~0 1) (<= (+ ~nomsg~0 1) 0) (<= (+ ~p43_new~0 1) 0) (<= 0 ~p13~0) (<= 0 ~p43~0) (<= 0 ~p31~0) (<= (+ ~p42_new~0 1) 0) (<= 0 (+ ~p34_new~0 1)) (<= 0 (+ ~id1~0 128)) (<= 0 (+ ~id4~0 128)) (<= ~p13~0 0) (<= 0 ~p32~0) (<= ~id4~0 127) (<= 0 (+ ~p32_new~0 1)) (<= ~p21~0 0) (<= 0 ~mode1~0) (<= 0 (+ ~p42_new~0 1)) (<= ~p32~0 0) (<= |assert_#in~arg| 0) (<= 0 ~mode2~0) (<= 0 (+ ~nomsg~0 1)) (<= (+ ~p12_new~0 1) 0) (<= 0 assert_~arg) (<= ~p12~0 0) (<= 0 ~p41~0) (<= ~p34~0 0) (<= (+ ~p14_new~0 1) 0) (<= assert_~arg 0) (<= 0 ~p24~0) (<= (+ ~p13_new~0 1) 0) (<= 0 |assert_#in~arg|) (<= 0 ~p42~0) (<= 0 (+ ~p24_new~0 1)) (<= ~p14~0 0) (<= ~id2~0 127) (<= 0 (+ ~p14_new~0 1)) (<= 0 (+ ~p41_new~0 1)) (<= ~p31~0 0) (<= 0 ~mode3~0) (<= (+ ~p24_new~0 1) 0) (<= (+ ~p34_new~0 1) 0) (<= (+ ~p21_new~0 1) 0) (<= ~p23~0 0) (<= ~id3~0 127) (<= ~p43~0 0) (<= 0 (+ ~p31_new~0 1)) (<= ~p42~0 0) (<= 0 ~p23~0) (<= 0 (+ ~id2~0 128)) (<= 0 ~mode4~0) (<= ~p24~0 0) (<= (+ ~p23_new~0 1) 0)) (and (<= 1 assert_~arg) (<= 0 (+ ~id3~0 128)) (<= 0 ~p14~0) (<= ~mode2~0 1) (<= 1 |assert_#in~arg|) (<= (+ ~p31_new~0 1) 0) (<= 0 ~p34~0) (<= (+ ~p32_new~0 1) 0) (<= 0 (+ ~p12_new~0 1)) (<= ~id1~0 127) (<= ~mode3~0 1) (<= ~p41~0 0) (<= (+ ~p41_new~0 1) 0) (<= 0 (+ ~p43_new~0 1)) (<= 0 ~p21~0) (<= 0 (+ ~p21_new~0 1)) (<= 0 (+ ~p23_new~0 1)) (<= 0 (+ ~p13_new~0 1)) (<= 0 ~p12~0) (<= ~mode1~0 1) (<= ~mode4~0 1) (<= (+ ~nomsg~0 1) 0) (<= (+ ~p43_new~0 1) 0) (<= 0 ~p13~0) (<= 0 ~p43~0) (<= 0 ~p31~0) (<= (+ ~p42_new~0 1) 0) (<= 0 (+ ~p34_new~0 1)) (<= 0 (+ ~id1~0 128)) (<= 0 (+ ~id4~0 128)) (<= ~p13~0 0) (<= 0 ~p32~0) (<= ~id4~0 127) (<= 0 (+ ~p32_new~0 1)) (<= ~p21~0 0) (<= 0 ~mode1~0) (<= assert_~arg 1) (<= 0 (+ ~p42_new~0 1)) (<= ~p32~0 0) (<= 0 ~mode2~0) (<= 0 (+ ~nomsg~0 1)) (<= (+ ~p12_new~0 1) 0) (<= ~p12~0 0) (<= 0 ~p41~0) (<= ~p34~0 0) (<= (+ ~p14_new~0 1) 0) (<= 0 ~p24~0) (<= (+ ~p13_new~0 1) 0) (<= 0 ~p42~0) (<= 0 (+ ~p24_new~0 1)) (<= ~p14~0 0) (<= ~id2~0 127) (<= 0 (+ ~p14_new~0 1)) (<= 0 (+ ~p41_new~0 1)) (<= ~p31~0 0) (<= 0 ~mode3~0) (<= |assert_#in~arg| 1) (<= (+ ~p24_new~0 1) 0) (<= (+ ~p34_new~0 1) 0) (<= (+ ~p21_new~0 1) 0) (<= ~p23~0 0) (<= ~id3~0 127) (<= ~p43~0 0) (<= 0 (+ ~p31_new~0 1)) (<= ~p42~0 0) (<= 0 ~p23~0) (<= 0 (+ ~id2~0 128)) (<= 0 ~mode4~0) (<= ~p24~0 0) (<= (+ ~p23_new~0 1) 0))) [2019-09-06 11:47:59,017 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 11:47:59,018 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 11:47:59,023 INFO L168 Benchmark]: Toolchain (without parser) took 169908.06 ms. Allocated memory was 138.4 MB in the beginning and 2.7 GB in the end (delta: 2.5 GB). Free memory was 84.8 MB in the beginning and 1.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2019-09-06 11:47:59,024 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 138.4 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 11:47:59,027 INFO L168 Benchmark]: CACSL2BoogieTranslator took 643.67 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 84.6 MB in the beginning and 162.7 MB in the end (delta: -78.1 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. [2019-09-06 11:47:59,029 INFO L168 Benchmark]: Boogie Preprocessor took 94.91 ms. Allocated memory is still 198.7 MB. Free memory was 162.7 MB in the beginning and 158.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-06 11:47:59,030 INFO L168 Benchmark]: RCFGBuilder took 1697.14 ms. Allocated memory was 198.7 MB in the beginning and 220.2 MB in the end (delta: 21.5 MB). Free memory was 158.1 MB in the beginning and 175.4 MB in the end (delta: -17.2 MB). Peak memory consumption was 92.0 MB. Max. memory is 7.1 GB. [2019-09-06 11:47:59,038 INFO L168 Benchmark]: Sifa took 167468.52 ms. Allocated memory was 220.2 MB in the beginning and 2.7 GB in the end (delta: 2.4 GB). Free memory was 175.4 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2019-09-06 11:47:59,051 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 138.4 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 643.67 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 84.6 MB in the beginning and 162.7 MB in the end (delta: -78.1 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.91 ms. Allocated memory is still 198.7 MB. Free memory was 162.7 MB in the beginning and 158.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1697.14 ms. Allocated memory was 198.7 MB in the beginning and 220.2 MB in the end (delta: 21.5 MB). Free memory was 158.1 MB in the beginning and 175.4 MB in the end (delta: -17.2 MB). Peak memory consumption was 92.0 MB. Max. memory is 7.1 GB. * Sifa took 167468.52 ms. Allocated memory was 220.2 MB in the beginning and 2.7 GB in the end (delta: 2.4 GB). Free memory was 175.4 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 167418, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 62326, DAG_INTERPRETER_EARLY_EXITS: 56, TOOLS_POST_APPLICATIONS: 59629, TOOLS_POST_TIME[ms]: 14960, TOOLS_POST_CALL_APPLICATIONS: 21, TOOLS_POST_CALL_TIME[ms]: 315, TOOLS_POST_RETURN_APPLICATIONS: 19, TOOLS_POST_RETURN_TIME[ms]: 293, TOOLS_QUANTIFIERELIM_TIME[ms]: 1499, FLUID_QUERY_TIME[ms]: 2058, FLUID_QUERIES: 62328, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 31237, DOMAIN_JOIN_TIME[ms]: 60942, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 16, DOMAIN_ISSUBSETEQ_APPLICATIONS: 18, DOMAIN_ISSUBSETEQ_TIME[ms]: 117, DOMAIN_ISBOTTOM_APPLICATIONS: 25982, DOMAIN_ISBOTTOM_TIME[ms]: 84984, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2690, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2688, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 19, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 166463, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 30, REGEX_TO_DAG_TIME[ms]: 32, DAG_COMPRESSION_TIME[ms]: 1618, DAG_COMPRESSION_PROCESSED_NODES: 145511, DAG_COMPRESSION_RETAINED_NODES: 61943 - UnprovableResult [Line: 1243]: 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 90911#(or (and (<= 0 (+ ~id3~0 128)) (<= 0 ~p14~0) (<= ~mode2~0 1) (<= (+ ~p31_new~0 1) 0) (<= 0 ~p34~0) (<= (+ ~p32_new~0 1) 0) (<= 0 (+ ~p12_new~0 1)) (<= ~id1~0 127) (<= ~mode3~0 1) (<= ~p41~0 0) (<= (+ ~p41_new~0 1) 0) (<= 0 (+ ~p43_new~0 1)) (<= 0 ~p21~0) (<= 0 (+ ~p21_new~0 1)) (<= 0 (+ ~p23_new~0 1)) (<= 0 (+ ~p13_new~0 1)) (<= 0 ~p12~0) (<= ~mode1~0 1) (<= ~mode4~0 1) (<= (+ ~nomsg~0 1) 0) (<= (+ ~p43_new~0 1) 0) (<= 0 ~p13~0) (<= 0 ~p43~0) (<= 0 ~p31~0) (<= (+ ~p42_new~0 1) 0) (<= 0 (+ ~p34_new~0 1)) (<= 0 (+ ~id1~0 128)) (<= 0 (+ ~id4~0 128)) (<= ~p13~0 0) (<= 0 ~p32~0) (<= ~id4~0 127) (<= 0 (+ ~p32_new~0 1)) (<= ~p21~0 0) (<= 0 ~mode1~0) (<= 0 (+ ~p42_new~0 1)) (<= ~p32~0 0) (<= |assert_#in~arg| 0) (<= 0 ~mode2~0) (<= 0 (+ ~nomsg~0 1)) (<= (+ ~p12_new~0 1) 0) (<= 0 assert_~arg) (<= ~p12~0 0) (<= 0 ~p41~0) (<= ~p34~0 0) (<= (+ ~p14_new~0 1) 0) (<= assert_~arg 0) (<= 0 ~p24~0) (<= (+ ~p13_new~0 1) 0) (<= 0 |assert_#in~arg|) (<= 0 ~p42~0) (<= 0 (+ ~p24_new~0 1)) (<= ~p14~0 0) (<= ~id2~0 127) (<= 0 (+ ~p14_new~0 1)) (<= 0 (+ ~p41_new~0 1)) (<= ~p31~0 0) (<= 0 ~mode3~0) (<= (+ ~p24_new~0 1) 0) (<= (+ ~p34_new~0 1) 0) (<= (+ ~p21_new~0 1) 0) (<= ~p23~0 0) (<= ~id3~0 127) (<= ~p43~0 0) (<= 0 (+ ~p31_new~0 1)) (<= ~p42~0 0) (<= 0 ~p23~0) (<= 0 (+ ~id2~0 128)) (<= 0 ~mode4~0) (<= ~p24~0 0) (<= (+ ~p23_new~0 1) 0)) (and (<= 1 assert_~arg) (<= 0 (+ ~id3~0 128)) (<= 0 ~p14~0) (<= ~mode2~0 1) (<= 1 |assert_#in~arg|) (<= (+ ~p31_new~0 1) 0) (<= 0 ~p34~0) (<= (+ ~p32_new~0 1) 0) (<= 0 (+ ~p12_new~0 1)) (<= ~id1~0 127) (<= ~mode3~0 1) (<= ~p41~0 0) (<= (+ ~p41_new~0 1) 0) (<= 0 (+ ~p43_new~0 1)) (<= 0 ~p21~0) (<= 0 (+ ~p21_new~0 1)) (<= 0 (+ ~p23_new~0 1)) (<= 0 (+ ~p13_new~0 1)) (<= 0 ~p12~0) (<= ~mode1~0 1) (<= ~mode4~0 1) (<= (+ ~nomsg~0 1) 0) (<= (+ ~p43_new~0 1) 0) (<= 0 ~p13~0) (<= 0 ~p43~0) (<= 0 ~p31~0) (<= (+ ~p42_new~0 1) 0) (<= 0 (+ ~p34_new~0 1)) (<= 0 (+ ~id1~0 128)) (<= 0 (+ ~id4~0 128)) (<= ~p13~0 0) (<= 0 ~p32~0) (<= ~id4~0 127) (<= 0 (+ ~p32_new~0 1)) (<= ~p21~0 0) (<= 0 ~mode1~0) (<= assert_~arg 1) (<= 0 (+ ~p42_new~0 1)) (<= ~p32~0 0) (<= 0 ~mode2~0) (<= 0 (+ ~nomsg~0 1)) (<= (+ ~p12_new~0 1) 0) (<= ~p12~0 0) (<= 0 ~p41~0) (<= ~p34~0 0) (<= (+ ~p14_new~0 1) 0) (<= 0 ~p24~0) (<= (+ ~p13_new~0 1) 0) (<= 0 ~p42~0) (<= 0 (+ ~p24_new~0 1)) (<= ~p14~0 0) (<= ~id2~0 127) (<= 0 (+ ~p14_new~0 1)) (<= 0 (+ ~p41_new~0 1)) (<= ~p31~0 0) (<= 0 ~mode3~0) (<= |assert_#in~arg| 1) (<= (+ ~p24_new~0 1) 0) (<= (+ ~p34_new~0 1) 0) (<= (+ ~p21_new~0 1) 0) (<= ~p23~0 0) (<= ~id3~0 127) (<= ~p43~0 0) (<= 0 (+ ~p31_new~0 1)) (<= ~p42~0 0) (<= 0 ~p23~0) (<= 0 (+ ~id2~0 128)) (<= 0 ~mode4~0) (<= ~p24~0 0) (<= (+ ~p23_new~0 1) 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...