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-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+sep-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 13:59:30,075 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 13:59:30,077 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 13:59:30,089 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 13:59:30,090 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 13:59:30,091 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 13:59:30,092 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 13:59:30,095 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 13:59:30,096 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 13:59:30,097 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 13:59:30,098 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 13:59:30,101 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 13:59:30,101 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 13:59:30,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 13:59:30,103 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 13:59:30,104 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 13:59:30,105 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 13:59:30,106 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 13:59:30,108 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 13:59:30,110 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 13:59:30,112 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 13:59:30,113 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 13:59:30,114 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 13:59:30,115 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 13:59:30,117 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 13:59:30,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 13:59:30,118 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 13:59:30,119 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 13:59:30,121 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 13:59:30,122 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 13:59:30,122 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 13:59:30,123 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 13:59:30,124 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 13:59:30,124 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 13:59:30,125 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 13:59:30,126 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 13:59:30,129 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 13:59:30,129 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 13:59:30,129 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 13:59:30,130 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 13:59:30,133 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 13:59:30,135 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 13:59:30,159 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 13:59:30,160 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 13:59:30,161 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 13:59:30,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 13:59:30,161 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 13:59:30,162 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 13:59:30,162 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 13:59:30,162 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 13:59:30,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 13:59:30,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 13:59:30,164 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 13:59:30,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 13:59:30,165 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 13:59:30,165 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 13:59:30,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 13:59:30,165 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 13:59:30,165 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 13:59:30,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 13:59:30,166 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 13:59:30,166 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 13:59:30,166 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 13:59:30,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 13:59:30,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 13:59:30,167 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 13:59:30,167 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 13:59:30,168 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 13:59:30,168 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 13:59:30,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 13:59:30,168 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 13:59:30,211 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 13:59:30,227 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 13:59:30,231 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 13:59:30,232 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 13:59:30,233 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 13:59:30,234 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+sep-reducer.c [2019-09-06 13:59:30,299 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be4f5ccce/035f76c05b5f42b3a8f6c018e0055fb2/FLAG9f4737f9f [2019-09-06 13:59:30,941 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 13:59:30,942 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+sep-reducer.c [2019-09-06 13:59:30,958 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be4f5ccce/035f76c05b5f42b3a8f6c018e0055fb2/FLAG9f4737f9f [2019-09-06 13:59:31,104 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be4f5ccce/035f76c05b5f42b3a8f6c018e0055fb2 [2019-09-06 13:59:31,114 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 13:59:31,115 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 13:59:31,117 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 13:59:31,117 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 13:59:31,120 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 13:59:31,120 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:59:31" (1/1) ... [2019-09-06 13:59:31,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c924cd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:31, skipping insertion in model container [2019-09-06 13:59:31,124 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:59:31" (1/1) ... [2019-09-06 13:59:31,131 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 13:59:31,228 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 13:59:31,945 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:59:31,979 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 13:59:32,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:59:32,428 INFO L192 MainTranslator]: Completed translation [2019-09-06 13:59:32,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:32 WrapperNode [2019-09-06 13:59:32,428 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 13:59:32,429 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 13:59:32,429 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 13:59:32,430 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 13:59:32,441 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:32" (1/1) ... [2019-09-06 13:59:32,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:32" (1/1) ... [2019-09-06 13:59:32,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:32" (1/1) ... [2019-09-06 13:59:32,484 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:32" (1/1) ... [2019-09-06 13:59:32,542 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:32" (1/1) ... [2019-09-06 13:59:32,583 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:32" (1/1) ... [2019-09-06 13:59:32,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:32" (1/1) ... [2019-09-06 13:59:32,614 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 13:59:32,615 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 13:59:32,615 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 13:59:32,615 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 13:59:32,616 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:32" (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 13:59:32,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 13:59:32,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 13:59:32,684 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 13:59:32,685 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 13:59:32,685 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 13:59:32,685 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 13:59:32,685 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 13:59:32,685 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 13:59:32,685 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 13:59:32,685 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 13:59:32,686 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 13:59:32,686 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 13:59:32,686 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 13:59:32,686 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-06 13:59:32,687 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 13:59:32,687 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 13:59:32,687 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 13:59:32,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 13:59:32,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 13:59:34,986 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 13:59:34,986 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 13:59:34,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:59:34 BoogieIcfgContainer [2019-09-06 13:59:34,989 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 13:59:34,990 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 13:59:34,990 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 13:59:34,991 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 13:59:34,992 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:59:34" (1/1) ... [2019-09-06 13:59:34,993 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 13:59:35,032 INFO L162 IcfgInterpreter]: Started Sifa with 11 locations of interest [2019-09-06 13:59:35,033 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 13:59:35,049 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 13:59:35,059 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 13:59:35,061 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 13:59:35,294 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 497 for LOIs [2019-09-06 14:04:07,731 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 14:04:07,731 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 14:04:07,734 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 466185#(and (<= ~mode2~0 0) (<= ~__return_1832~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= main_~__tmp_12~0 1) (<= 0 ~mode2~0) (<= 0 main_~__tmp_12~0) (<= main_~main__c1~0 0) (<= 0 main_~check__tmp~15) (<= ~st2~0 1) (<= main_~assert__arg~11 1) (<= ~mode4~0 0) (<= ~r1~0 4) (<= ~mode3~0 0) (<= 0 main_~assert__arg~11) (<= 0 ~__return_1832~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= main_~check__tmp~15 0)) [2019-09-06 14:04:07,734 INFO L193 IcfgInterpreter]: Reachable states at location mainErr9ASSERT_VIOLATIONERROR_FUNCTION satisfy 466255#(and (<= main_~assert__arg~23 1) (<= ~mode2~0 0) (<= ~__return_1189~0 0) (<= 0 ~mode3~0) (<= main_~check__tmp~27 0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= 0 ~__return_1189~0) (<= 0 main_~assert__arg~23) (<= ~st4~0 1) (<= 1 ~st4~0) (<= main_~__tmp_24~0 1) (<= ~mode4~0 0) (<= ~r1~0 4) (<= ~mode3~0 0) (<= 0 main_~__tmp_24~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 main_~check__tmp~27)) [2019-09-06 14:04:07,734 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 6020#(and (<= ~mode4~0 0) (<= 0 main_~__tmp_10~0) (<= 0 ~__return_1939~0) (<= main_~assert__arg~9 1) (<= 0 main_~check__tmp~13) (<= main_~__tmp_10~0 1) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= 0 ~mode4~0) (<= ~__return_1939~0 0) (<= 0 main_~assert__arg~9) (<= main_~check__tmp~13 0)) [2019-09-06 14:04:07,735 INFO L193 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 4335#(and (<= ~__return_1501~0 0) (<= 0 main_~__tmp_18~0) (<= main_~assert__arg~17 1) (<= 0 main_~check__tmp~21) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= main_~__tmp_18~0 1) (<= 0 ~__return_1501~0) (<= main_~check__tmp~21 0) (<= 0 main_~assert__arg~17)) [2019-09-06 14:04:07,735 INFO L193 IcfgInterpreter]: Reachable states at location mainErr10ASSERT_VIOLATIONERROR_FUNCTION satisfy 4031#(and (<= ~__return_1097~0 0) (<= main_~main__c1~0 0) (<= main_~__tmp_26~0 1) (<= 0 main_~check__tmp~29) (<= ~mode4~0 0) (<= ~r1~0 4) (<= main_~check__tmp~29 0) (<= 0 main_~main__c1~0) (<= main_~assert__arg~25 1) (<= 0 ~mode4~0) (<= 0 main_~assert__arg~25) (<= 0 ~__return_1097~0) (<= 0 main_~__tmp_26~0)) [2019-09-06 14:04:07,735 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 466298#(and (<= main_~main__c1~0 1) (<= 0 main_~assert__arg~13) (<= 0 main_~__tmp_14~0) (<= main_~assert__arg~13 1) (<= 0 main_~main__c1~0) (<= main_~__tmp_14~0 1)) [2019-09-06 14:04:07,735 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 466358#(and (<= ~mode2~0 0) (<= ~__return_2270~0 0) (<= 0 ~mode3~0) (<= main_~__tmp_5~0 1) (<= 1 ~st2~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= 0 main_~__tmp_5~0) (<= 0 main_~assert__arg~4) (<= ~mode4~0 0) (<= ~mode3~0 0) (<= main_~check__tmp~7 0) (<= main_~assert__arg~4 1) (<= 0 main_~main__c1~0) (<= 0 main_~check__tmp~7) (<= 0 ~mode4~0) (<= 1 ~st3~0) (<= 0 ~__return_2270~0)) [2019-09-06 14:04:07,736 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 466340#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= main_~check__tmp~11 0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= 0 main_~assert__arg~7) (<= ~st4~0 1) (<= 0 main_~__tmp_8~0) (<= 1 ~st4~0) (<= main_~assert__arg~7 1) (<= ~mode4~0 0) (<= 0 ~__return_2045~0) (<= ~__return_2045~0 0) (<= 0 main_~check__tmp~11) (<= main_~__tmp_8~0 1) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0)) [2019-09-06 14:04:07,736 INFO L193 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 466316#(and (<= ~__return_1610~0 0) (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= 0 main_~check__tmp~19) (<= ~st4~0 1) (<= 0 main_~__tmp_16~0) (<= main_~__tmp_16~0 1) (<= 1 ~st4~0) (<= main_~check__tmp~19 0) (<= ~mode4~0 0) (<= 0 main_~assert__arg~15) (<= 0 ~__return_1610~0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= main_~assert__arg~15 1) (<= 1 ~st3~0)) [2019-09-06 14:04:07,736 INFO L193 IcfgInterpreter]: Reachable states at location mainErr7ASSERT_VIOLATIONERROR_FUNCTION satisfy 466214#(and (<= 0 main_~__tmp_20~0) (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= 0 ~__return_1394~0) (<= 0 main_~check__tmp~23) (<= main_~assert__arg~19 1) (<= 0 main_~assert__arg~19) (<= ~mode4~0 0) (<= ~r1~0 4) (<= ~mode3~0 0) (<= main_~__tmp_20~0 1) (<= ~__return_1394~0 0) (<= 0 main_~main__c1~0) (<= main_~check__tmp~23 0) (<= 0 ~mode4~0) (<= 1 ~st3~0)) [2019-09-06 14:04:07,736 INFO L193 IcfgInterpreter]: Reachable states at location mainErr8ASSERT_VIOLATIONERROR_FUNCTION satisfy 4044#(and (<= 0 main_~check__tmp~25) (<= main_~assert__arg~21 1) (<= main_~main__c1~0 0) (<= ~st4~0 1) (<= ~__return_1296~0 0) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= 0 main_~__tmp_22~0) (<= 0 main_~assert__arg~21) (<= main_~__tmp_22~0 1) (<= main_~check__tmp~25 0) (<= 0 main_~main__c1~0) (<= 0 ~__return_1296~0) (<= 0 ~mode4~0)) [2019-09-06 14:04:07,755 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 14:04:07,755 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 14:04:07,760 INFO L168 Benchmark]: Toolchain (without parser) took 276642.02 ms. Allocated memory was 132.1 MB in the beginning and 3.2 GB in the end (delta: 3.1 GB). Free memory was 85.2 MB in the beginning and 2.0 GB in the end (delta: -2.0 GB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2019-09-06 14:04:07,761 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 14:04:07,762 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1312.35 ms. Allocated memory was 132.1 MB in the beginning and 212.3 MB in the end (delta: 80.2 MB). Free memory was 84.8 MB in the beginning and 156.8 MB in the end (delta: -72.0 MB). Peak memory consumption was 37.1 MB. Max. memory is 7.1 GB. [2019-09-06 14:04:07,763 INFO L168 Benchmark]: Boogie Preprocessor took 185.39 ms. Allocated memory is still 212.3 MB. Free memory was 156.8 MB in the beginning and 149.7 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 7.1 GB. [2019-09-06 14:04:07,764 INFO L168 Benchmark]: RCFGBuilder took 2374.24 ms. Allocated memory was 212.3 MB in the beginning and 273.7 MB in the end (delta: 61.3 MB). Free memory was 148.8 MB in the beginning and 97.2 MB in the end (delta: 51.6 MB). Peak memory consumption was 113.0 MB. Max. memory is 7.1 GB. [2019-09-06 14:04:07,765 INFO L168 Benchmark]: Sifa took 272766.01 ms. Allocated memory was 273.7 MB in the beginning and 3.2 GB in the end (delta: 2.9 GB). Free memory was 97.2 MB in the beginning and 2.0 GB in the end (delta: -1.9 GB). Peak memory consumption was 982.8 MB. Max. memory is 7.1 GB. [2019-09-06 14:04:07,769 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1312.35 ms. Allocated memory was 132.1 MB in the beginning and 212.3 MB in the end (delta: 80.2 MB). Free memory was 84.8 MB in the beginning and 156.8 MB in the end (delta: -72.0 MB). Peak memory consumption was 37.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 185.39 ms. Allocated memory is still 212.3 MB. Free memory was 156.8 MB in the beginning and 149.7 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2374.24 ms. Allocated memory was 212.3 MB in the beginning and 273.7 MB in the end (delta: 61.3 MB). Free memory was 148.8 MB in the beginning and 97.2 MB in the end (delta: 51.6 MB). Peak memory consumption was 113.0 MB. Max. memory is 7.1 GB. * Sifa took 272766.01 ms. Allocated memory was 273.7 MB in the beginning and 3.2 GB in the end (delta: 2.9 GB). Free memory was 97.2 MB in the beginning and 2.0 GB in the end (delta: -1.9 GB). Peak memory consumption was 982.8 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]: 272704, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 334281, DAG_INTERPRETER_EARLY_EXITS: 1197, TOOLS_POST_APPLICATIONS: 328203, TOOLS_POST_TIME[ms]: 57905, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 106, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 16, TOOLS_QUANTIFIERELIM_TIME[ms]: 41001, FLUID_QUERY_TIME[ms]: 1691, FLUID_QUERIES: 335821, FLUID_YES_ANSWERS: 2, DOMAIN_JOIN_APPLICATIONS: 137581, DOMAIN_JOIN_TIME[ms]: 24904, DOMAIN_ALPHA_APPLICATIONS: 2, DOMAIN_ALPHA_TIME[ms]: 324, DOMAIN_WIDEN_APPLICATIONS: 567, DOMAIN_WIDEN_TIME[ms]: 31, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1540, DOMAIN_ISSUBSETEQ_TIME[ms]: 1251, DOMAIN_ISBOTTOM_APPLICATIONS: 122574, DOMAIN_ISBOTTOM_TIME[ms]: 116646, LOOP_SUMMARIZER_APPLICATIONS: 973, LOOP_SUMMARIZER_CACHE_MISSES: 973, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 164150, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 164123, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1540, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 68, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 167, REGEX_TO_DAG_TIME[ms]: 6201, DAG_COMPRESSION_TIME[ms]: 50681, DAG_COMPRESSION_PROCESSED_NODES: 3077438, DAG_COMPRESSION_RETAINED_NODES: 1168525 - UnprovableResult [Line: 2288]: 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 466185#(and (<= ~mode2~0 0) (<= ~__return_1832~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= main_~__tmp_12~0 1) (<= 0 ~mode2~0) (<= 0 main_~__tmp_12~0) (<= main_~main__c1~0 0) (<= 0 main_~check__tmp~15) (<= ~st2~0 1) (<= main_~assert__arg~11 1) (<= ~mode4~0 0) (<= ~r1~0 4) (<= ~mode3~0 0) (<= 0 main_~assert__arg~11) (<= 0 ~__return_1832~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= main_~check__tmp~15 0)). Possible FailurePath: - UnprovableResult [Line: 3897]: 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 466255#(and (<= main_~assert__arg~23 1) (<= ~mode2~0 0) (<= ~__return_1189~0 0) (<= 0 ~mode3~0) (<= main_~check__tmp~27 0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= 0 ~__return_1189~0) (<= 0 main_~assert__arg~23) (<= ~st4~0 1) (<= 1 ~st4~0) (<= main_~__tmp_24~0 1) (<= ~mode4~0 0) (<= ~r1~0 4) (<= ~mode3~0 0) (<= 0 main_~__tmp_24~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 main_~check__tmp~27)). Possible FailurePath: - UnprovableResult [Line: 2038]: 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 6020#(and (<= ~mode4~0 0) (<= 0 main_~__tmp_10~0) (<= 0 ~__return_1939~0) (<= main_~assert__arg~9 1) (<= 0 main_~check__tmp~13) (<= main_~__tmp_10~0 1) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= 0 ~mode4~0) (<= ~__return_1939~0 0) (<= 0 main_~assert__arg~9) (<= main_~check__tmp~13 0)). Possible FailurePath: - UnprovableResult [Line: 3115]: 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 4335#(and (<= ~__return_1501~0 0) (<= 0 main_~__tmp_18~0) (<= main_~assert__arg~17 1) (<= 0 main_~check__tmp~21) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= main_~__tmp_18~0 1) (<= 0 ~__return_1501~0) (<= main_~check__tmp~21 0) (<= 0 main_~assert__arg~17)). Possible FailurePath: - UnprovableResult [Line: 4157]: 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 4031#(and (<= ~__return_1097~0 0) (<= main_~main__c1~0 0) (<= main_~__tmp_26~0 1) (<= 0 main_~check__tmp~29) (<= ~mode4~0 0) (<= ~r1~0 4) (<= main_~check__tmp~29 0) (<= 0 main_~main__c1~0) (<= main_~assert__arg~25 1) (<= 0 ~mode4~0) (<= 0 main_~assert__arg~25) (<= 0 ~__return_1097~0) (<= 0 main_~__tmp_26~0)). Possible FailurePath: - UnprovableResult [Line: 2589]: 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 466298#(and (<= main_~main__c1~0 1) (<= 0 main_~assert__arg~13) (<= 0 main_~__tmp_14~0) (<= main_~assert__arg~13 1) (<= 0 main_~main__c1~0) (<= main_~__tmp_14~0 1)). Possible FailurePath: - UnprovableResult [Line: 1240]: 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 466358#(and (<= ~mode2~0 0) (<= ~__return_2270~0 0) (<= 0 ~mode3~0) (<= main_~__tmp_5~0 1) (<= 1 ~st2~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= 0 main_~__tmp_5~0) (<= 0 main_~assert__arg~4) (<= ~mode4~0 0) (<= ~mode3~0 0) (<= main_~check__tmp~7 0) (<= main_~assert__arg~4 1) (<= 0 main_~main__c1~0) (<= 0 main_~check__tmp~7) (<= 0 ~mode4~0) (<= 1 ~st3~0) (<= 0 ~__return_2270~0)). Possible FailurePath: - UnprovableResult [Line: 1774]: 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 466340#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= main_~check__tmp~11 0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= 0 main_~assert__arg~7) (<= ~st4~0 1) (<= 0 main_~__tmp_8~0) (<= 1 ~st4~0) (<= main_~assert__arg~7 1) (<= ~mode4~0 0) (<= 0 ~__return_2045~0) (<= ~__return_2045~0 0) (<= 0 main_~check__tmp~11) (<= main_~__tmp_8~0 1) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0)). Possible FailurePath: - UnprovableResult [Line: 2850]: 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 466316#(and (<= ~__return_1610~0 0) (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= 0 main_~check__tmp~19) (<= ~st4~0 1) (<= 0 main_~__tmp_16~0) (<= main_~__tmp_16~0 1) (<= 1 ~st4~0) (<= main_~check__tmp~19 0) (<= ~mode4~0 0) (<= 0 main_~assert__arg~15) (<= 0 ~__return_1610~0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= main_~assert__arg~15 1) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 3366]: 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 466214#(and (<= 0 main_~__tmp_20~0) (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= 0 ~__return_1394~0) (<= 0 main_~check__tmp~23) (<= main_~assert__arg~19 1) (<= 0 main_~assert__arg~19) (<= ~mode4~0 0) (<= ~r1~0 4) (<= ~mode3~0 0) (<= main_~__tmp_20~0 1) (<= ~__return_1394~0 0) (<= 0 main_~main__c1~0) (<= main_~check__tmp~23 0) (<= 0 ~mode4~0) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 3641]: 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 4044#(and (<= 0 main_~check__tmp~25) (<= main_~assert__arg~21 1) (<= main_~main__c1~0 0) (<= ~st4~0 1) (<= ~__return_1296~0 0) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= 0 main_~__tmp_22~0) (<= 0 main_~assert__arg~21) (<= main_~__tmp_22~0 1) (<= main_~check__tmp~25 0) (<= 0 main_~main__c1~0) (<= 0 ~__return_1296~0) (<= 0 ~mode4~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...