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.3.1.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 11:44:48,119 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 11:44:48,121 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 11:44:48,135 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 11:44:48,136 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 11:44:48,136 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 11:44:48,138 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 11:44:48,139 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 11:44:48,141 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 11:44:48,142 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 11:44:48,143 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 11:44:48,144 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 11:44:48,144 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 11:44:48,145 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 11:44:48,146 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 11:44:48,147 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 11:44:48,148 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 11:44:48,149 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 11:44:48,151 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 11:44:48,153 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 11:44:48,154 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 11:44:48,155 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 11:44:48,156 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 11:44:48,157 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 11:44:48,160 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 11:44:48,160 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 11:44:48,161 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 11:44:48,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 11:44:48,162 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 11:44:48,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 11:44:48,163 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 11:44:48,164 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 11:44:48,165 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 11:44:48,166 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 11:44:48,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 11:44:48,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 11:44:48,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 11:44:48,168 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 11:44:48,169 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 11:44:48,170 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 11:44:48,170 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 11:44:48,171 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 11:44:48,200 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 11:44:48,200 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 11:44:48,201 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 11:44:48,202 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 11:44:48,202 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 11:44:48,203 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 11:44:48,203 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 11:44:48,204 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 11:44:48,204 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 11:44:48,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 11:44:48,204 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 11:44:48,204 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 11:44:48,205 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 11:44:48,205 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 11:44:48,205 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 11:44:48,205 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 11:44:48,205 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 11:44:48,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 11:44:48,206 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 11:44:48,206 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 11:44:48,206 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 11:44:48,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 11:44:48,207 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 11:44:48,207 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 11:44:48,209 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 11:44:48,209 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 11:44:48,209 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 11:44:48,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 11:44:48,210 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 11:44:48,267 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 11:44:48,278 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 11:44:48,281 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 11:44:48,282 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 11:44:48,282 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 11:44:48,283 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_floodmax.3.1.ufo.UNBOUNDED.pals.c [2019-09-06 11:44:48,334 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f79fee21/52c5b82f7445406b815c965991c06712/FLAGe5cb6f461 [2019-09-06 11:44:48,822 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 11:44:48,822 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_floodmax.3.1.ufo.UNBOUNDED.pals.c [2019-09-06 11:44:48,834 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f79fee21/52c5b82f7445406b815c965991c06712/FLAGe5cb6f461 [2019-09-06 11:44:49,157 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f79fee21/52c5b82f7445406b815c965991c06712 [2019-09-06 11:44:49,167 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 11:44:49,169 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 11:44:49,170 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 11:44:49,170 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 11:44:49,174 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 11:44:49,174 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:44:49" (1/1) ... [2019-09-06 11:44:49,177 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63f255d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:49, skipping insertion in model container [2019-09-06 11:44:49,178 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:44:49" (1/1) ... [2019-09-06 11:44:49,185 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 11:44:49,248 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 11:44:49,592 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:44:49,603 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 11:44:49,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:44:49,711 INFO L192 MainTranslator]: Completed translation [2019-09-06 11:44:49,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:49 WrapperNode [2019-09-06 11:44:49,712 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 11:44:49,712 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 11:44:49,713 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 11:44:49,713 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 11:44:49,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:49" (1/1) ... [2019-09-06 11:44:49,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:49" (1/1) ... [2019-09-06 11:44:49,757 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:49" (1/1) ... [2019-09-06 11:44:49,757 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:49" (1/1) ... [2019-09-06 11:44:49,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:49" (1/1) ... [2019-09-06 11:44:49,787 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:49" (1/1) ... [2019-09-06 11:44:49,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:49" (1/1) ... [2019-09-06 11:44:49,796 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 11:44:49,797 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 11:44:49,797 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 11:44:49,797 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 11:44:49,798 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:49" (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 11:44:49,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 11:44:49,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 11:44:49,851 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-09-06 11:44:49,851 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-09-06 11:44:49,852 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-09-06 11:44:49,852 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-06 11:44:49,852 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-06 11:44:49,852 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 11:44:49,853 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-06 11:44:49,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 11:44:49,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 11:44:49,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-06 11:44:49,854 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 11:44:49,854 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 11:44:49,855 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 11:44:49,855 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 11:44:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 11:44:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 11:44:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 11:44:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 11:44:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 11:44:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 11:44:49,858 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 11:44:49,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 11:44:49,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 11:44:50,615 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 11:44:50,615 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-06 11:44:50,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:44:50 BoogieIcfgContainer [2019-09-06 11:44:50,617 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 11:44:50,617 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 11:44:50,617 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 11:44:50,618 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 11:44:50,619 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:44:50" (1/1) ... [2019-09-06 11:44:50,620 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 11:44:50,643 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 11:44:50,643 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 11:44:50,652 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 11:44:50,661 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 11:44:50,663 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 11:44:50,812 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 220 for LOIs [2019-09-06 11:44:53,916 WARN L188 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 178 DAG size of output: 176 [2019-09-06 11:44:54,730 WARN L188 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 173 [2019-09-06 11:44:55,555 WARN L188 SmtUtils]: Spent 770.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 173 [2019-09-06 11:44:56,396 WARN L188 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 176 [2019-09-06 11:44:56,982 WARN L188 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 144 [2019-09-06 11:44:57,586 WARN L188 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 144 [2019-09-06 11:44:58,090 WARN L188 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2019-09-06 11:44:58,499 WARN L188 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2019-09-06 11:44:59,099 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 97 for LOIs [2019-09-06 11:44:59,106 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 11:44:59,107 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 11:44:59,118 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1173#(and (<= 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)) (<= 0 assert_~arg) (<= ~mode2~0 1) (<= ~p12~0 0) (<= (+ ~p31_new~0 1) 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) (<= |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 11:44:59,134 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 11:44:59,135 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 11:44:59,137 INFO L168 Benchmark]: Toolchain (without parser) took 9967.55 ms. Allocated memory was 132.1 MB in the beginning and 429.9 MB in the end (delta: 297.8 MB). Free memory was 87.6 MB in the beginning and 358.8 MB in the end (delta: -271.2 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2019-09-06 11:44:59,139 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 11:44:59,140 INFO L168 Benchmark]: CACSL2BoogieTranslator took 542.01 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 87.4 MB in the beginning and 171.5 MB in the end (delta: -84.2 MB). Peak memory consumption was 28.1 MB. Max. memory is 7.1 GB. [2019-09-06 11:44:59,141 INFO L168 Benchmark]: Boogie Preprocessor took 84.05 ms. Allocated memory is still 199.2 MB. Free memory was 171.5 MB in the beginning and 168.1 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. [2019-09-06 11:44:59,142 INFO L168 Benchmark]: RCFGBuilder took 820.12 ms. Allocated memory is still 199.2 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 11:44:59,148 INFO L168 Benchmark]: Sifa took 8517.46 ms. Allocated memory was 199.2 MB in the beginning and 429.9 MB in the end (delta: 230.7 MB). Free memory was 116.5 MB in the beginning and 358.8 MB in the end (delta: -242.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-06 11:44:59,159 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 132.1 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 542.01 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 87.4 MB in the beginning and 171.5 MB in the end (delta: -84.2 MB). Peak memory consumption was 28.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.05 ms. Allocated memory is still 199.2 MB. Free memory was 171.5 MB in the beginning and 168.1 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 820.12 ms. Allocated memory is still 199.2 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 8517.46 ms. Allocated memory was 199.2 MB in the beginning and 429.9 MB in the end (delta: 230.7 MB). Free memory was 116.5 MB in the beginning and 358.8 MB in the end (delta: -242.3 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 8476, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 781, DAG_INTERPRETER_EARLY_EXITS: 14, TOOLS_POST_APPLICATIONS: 750, TOOLS_POST_TIME[ms]: 5824, TOOLS_POST_CALL_APPLICATIONS: 13, TOOLS_POST_CALL_TIME[ms]: 197, TOOLS_POST_RETURN_APPLICATIONS: 11, TOOLS_POST_RETURN_TIME[ms]: 56, TOOLS_QUANTIFIERELIM_TIME[ms]: 5822, FLUID_QUERY_TIME[ms]: 31, FLUID_QUERIES: 782, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 396, DOMAIN_JOIN_TIME[ms]: 1020, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 18, DOMAIN_ISBOTTOM_APPLICATIONS: 374, DOMAIN_ISBOTTOM_TIME[ms]: 1094, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 422, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 421, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 11, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 8058, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 10, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 84, DAG_COMPRESSION_PROCESSED_NODES: 1714, DAG_COMPRESSION_RETAINED_NODES: 672 - UnprovableResult [Line: 586]: 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 1173#(and (<= 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)) (<= 0 assert_~arg) (<= ~mode2~0 1) (<= ~p12~0 0) (<= (+ ~p31_new~0 1) 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) (<= |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...