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.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 14:01:46,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 14:01:46,627 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 14:01:46,639 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 14:01:46,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 14:01:46,640 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 14:01:46,641 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 14:01:46,643 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 14:01:46,645 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 14:01:46,645 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 14:01:46,646 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 14:01:46,647 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 14:01:46,648 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 14:01:46,649 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 14:01:46,650 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 14:01:46,651 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 14:01:46,651 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 14:01:46,652 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 14:01:46,654 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 14:01:46,656 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 14:01:46,657 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 14:01:46,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 14:01:46,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 14:01:46,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 14:01:46,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 14:01:46,663 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 14:01:46,663 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 14:01:46,664 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 14:01:46,664 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 14:01:46,665 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 14:01:46,665 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 14:01:46,666 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 14:01:46,667 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 14:01:46,667 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 14:01:46,668 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 14:01:46,669 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 14:01:46,669 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 14:01:46,669 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 14:01:46,670 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 14:01:46,671 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 14:01:46,671 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 14:01:46,672 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 14:01:46,686 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 14:01:46,686 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 14:01:46,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 14:01:46,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 14:01:46,688 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 14:01:46,688 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 14:01:46,688 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 14:01:46,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 14:01:46,689 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 14:01:46,689 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 14:01:46,689 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 14:01:46,689 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 14:01:46,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 14:01:46,690 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 14:01:46,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 14:01:46,690 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 14:01:46,690 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 14:01:46,691 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 14:01:46,691 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 14:01:46,691 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 14:01:46,691 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 14:01:46,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 14:01:46,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 14:01:46,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 14:01:46,692 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 14:01:46,692 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 14:01:46,692 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 14:01:46,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 14:01:46,693 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 14:01:46,721 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 14:01:46,734 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 14:01:46,737 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 14:01:46,739 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 14:01:46,739 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 14:01:46,740 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-09-06 14:01:46,801 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3167b1873/b1b51d14105a49d2b55ca22ea9535df1/FLAG60f3b3d75 [2019-09-06 14:01:47,430 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 14:01:47,432 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-09-06 14:01:47,452 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3167b1873/b1b51d14105a49d2b55ca22ea9535df1/FLAG60f3b3d75 [2019-09-06 14:01:47,635 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3167b1873/b1b51d14105a49d2b55ca22ea9535df1 [2019-09-06 14:01:47,648 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 14:01:47,650 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 14:01:47,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 14:01:47,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 14:01:47,655 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 14:01:47,655 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 02:01:47" (1/1) ... [2019-09-06 14:01:47,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76b08670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:01:47, skipping insertion in model container [2019-09-06 14:01:47,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 02:01:47" (1/1) ... [2019-09-06 14:01:47,664 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 14:01:47,758 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 14:01:48,533 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 14:01:48,564 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 14:01:48,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 14:01:48,896 INFO L192 MainTranslator]: Completed translation [2019-09-06 14:01:48,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:01:48 WrapperNode [2019-09-06 14:01:48,897 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 14:01:48,898 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 14:01:48,898 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 14:01:48,898 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 14:01:48,912 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:01:48" (1/1) ... [2019-09-06 14:01:48,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:01:48" (1/1) ... [2019-09-06 14:01:48,934 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:01:48" (1/1) ... [2019-09-06 14:01:48,934 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:01:48" (1/1) ... [2019-09-06 14:01:48,981 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:01:48" (1/1) ... [2019-09-06 14:01:49,023 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:01:48" (1/1) ... [2019-09-06 14:01:49,038 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:01:48" (1/1) ... [2019-09-06 14:01:49,048 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 14:01:49,048 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 14:01:49,048 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 14:01:49,049 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 14:01:49,049 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:01:48" (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 14:01:49,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 14:01:49,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 14:01:49,125 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 14:01:49,126 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 14:01:49,126 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 14:01:49,126 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 14:01:49,126 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-06 14:01:49,126 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 14:01:49,127 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 14:01:49,127 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 14:01:49,127 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 14:01:49,127 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 14:01:49,128 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 14:01:49,128 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 14:01:49,128 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-06 14:01:49,128 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 14:01:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 14:01:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 14:01:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 14:01:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 14:01:51,297 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 14:01:51,298 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 14:01:51,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 02:01:51 BoogieIcfgContainer [2019-09-06 14:01:51,299 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 14:01:51,300 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 14:01:51,300 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 14:01:51,300 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 14:01:51,301 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 02:01:51" (1/1) ... [2019-09-06 14:01:51,302 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 14:01:51,324 INFO L162 IcfgInterpreter]: Started Sifa with 11 locations of interest [2019-09-06 14:01:51,324 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 14:01:51,336 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 14:01:51,348 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 14:01:51,349 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 14:01:51,475 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 312 for LOIs [2019-09-06 14:02:05,135 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 14:02:05,136 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 14:02:05,138 INFO L193 IcfgInterpreter]: Reachable states at location mainErr9ASSERT_VIOLATIONERROR_FUNCTION satisfy 8376#(and (<= main_~assert__arg~23 1) (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= ~__return_1141~0 0) (<= main_~check__tmp~27 0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= 0 main_~assert__arg~23) (<= ~st4~0 1) (<= 1 ~st4~0) (<= main_~__tmp_24~0 1) (<= ~mode4~0 0) (<= ~mode3~0 0) (<= 0 main_~__tmp_24~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 main_~check__tmp~27) (<= 0 ~__return_1141~0)) [2019-09-06 14:02:05,139 INFO L193 IcfgInterpreter]: Reachable states at location mainErr8ASSERT_VIOLATIONERROR_FUNCTION satisfy 8365#(and (<= 0 main_~check__tmp~25) (<= 0 ~mode3~0) (<= main_~assert__arg~21 1) (<= ~__return_1248~0 0) (<= main_~main__c1~0 0) (<= ~st4~0 1) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= 0 main_~__tmp_22~0) (<= 0 main_~assert__arg~21) (<= 0 ~__return_1248~0) (<= ~mode3~0 0) (<= main_~__tmp_22~0 1) (<= main_~check__tmp~25 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0)) [2019-09-06 14:02:05,140 INFO L193 IcfgInterpreter]: Reachable states at location mainErr10ASSERT_VIOLATIONERROR_FUNCTION satisfy 8361#(and (<= 0 ~mode3~0) (<= 0 ~__return_1048~0) (<= main_~main__c1~0 0) (<= ~__return_1048~0 0) (<= main_~__tmp_26~0 1) (<= 0 main_~check__tmp~29) (<= ~mode4~0 0) (<= ~mode3~0 0) (<= main_~check__tmp~29 0) (<= 0 main_~main__c1~0) (<= main_~assert__arg~25 1) (<= 0 ~mode4~0) (<= 0 main_~assert__arg~25) (<= 0 main_~__tmp_26~0)) [2019-09-06 14:02:05,141 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 19359#(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 14:02:05,141 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 1454#(and (<= ~mode2~0 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) (<= 0 ~__return_1784~0) (<= main_~assert__arg~11 1) (<= ~mode4~0 0) (<= ~mode3~0 0) (<= 0 main_~assert__arg~11) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= ~__return_1784~0 0) (<= main_~check__tmp~15 0)) [2019-09-06 14:02:05,142 INFO L193 IcfgInterpreter]: Reachable states at location mainErr7ASSERT_VIOLATIONERROR_FUNCTION satisfy 8337#(and (<= 0 main_~__tmp_20~0) (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= 0 main_~check__tmp~23) (<= main_~assert__arg~19 1) (<= 0 main_~assert__arg~19) (<= ~mode4~0 0) (<= ~mode3~0 0) (<= 0 ~__return_1344~0) (<= main_~__tmp_20~0 1) (<= 0 main_~main__c1~0) (<= main_~check__tmp~23 0) (<= 0 ~mode4~0) (<= ~__return_1344~0 0) (<= 1 ~st3~0)) [2019-09-06 14:02:05,142 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 239#true [2019-09-06 14:02:05,142 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1505#(and (<= ~mode2~0 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) (<= ~__return_2224~0 0) (<= 0 ~__return_2224~0) (<= main_~assert__arg~4 1) (<= 0 main_~main__c1~0) (<= 0 main_~check__tmp~7) (<= 0 ~mode4~0) (<= 1 ~st3~0)) [2019-09-06 14:02:05,142 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 1485#(and (<= ~mode2~0 0) (<= ~__return_1998~0 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 main_~check__tmp~11) (<= main_~__tmp_8~0 1) (<= ~mode3~0 0) (<= 0 ~__return_1998~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0)) [2019-09-06 14:02:05,143 INFO L193 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 1527#(and (<= 0 main_~__tmp_18~0) (<= main_~assert__arg~17 1) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 main_~check__tmp~21) (<= main_~main__c1~0 0) (<= main_~check__tmp~21 0) (<= ~mode4~0 0) (<= 0 ~__return_1451~0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= main_~__tmp_18~0 1) (<= 0 ~mode4~0) (<= 1 ~st3~0) (<= ~__return_1451~0 0) (<= 0 main_~assert__arg~17)) [2019-09-06 14:02:05,143 INFO L193 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 8350#(and (<= ~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 ~__return_1561~0) (<= 0 main_~assert__arg~15) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= ~__return_1561~0 0) (<= main_~assert__arg~15 1) (<= 1 ~st3~0)) [2019-09-06 14:02:05,172 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 14:02:05,172 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 14:02:05,176 INFO L168 Benchmark]: Toolchain (without parser) took 17524.32 ms. Allocated memory was 130.5 MB in the beginning and 856.7 MB in the end (delta: 726.1 MB). Free memory was 82.0 MB in the beginning and 610.7 MB in the end (delta: -528.6 MB). Peak memory consumption was 197.5 MB. Max. memory is 7.1 GB. [2019-09-06 14:02:05,177 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 130.5 MB. Free memory was 103.6 MB in the beginning and 103.4 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-06 14:02:05,178 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1246.65 ms. Allocated memory was 130.5 MB in the beginning and 199.2 MB in the end (delta: 68.7 MB). Free memory was 81.8 MB in the beginning and 139.1 MB in the end (delta: -57.2 MB). Peak memory consumption was 39.4 MB. Max. memory is 7.1 GB. [2019-09-06 14:02:05,178 INFO L168 Benchmark]: Boogie Preprocessor took 149.95 ms. Allocated memory is still 199.2 MB. Free memory was 139.1 MB in the beginning and 131.9 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 7.1 GB. [2019-09-06 14:02:05,179 INFO L168 Benchmark]: RCFGBuilder took 2251.14 ms. Allocated memory was 199.2 MB in the beginning and 274.7 MB in the end (delta: 75.5 MB). Free memory was 131.9 MB in the beginning and 214.9 MB in the end (delta: -83.0 MB). Peak memory consumption was 93.7 MB. Max. memory is 7.1 GB. [2019-09-06 14:02:05,180 INFO L168 Benchmark]: Sifa took 13872.62 ms. Allocated memory was 274.7 MB in the beginning and 856.7 MB in the end (delta: 582.0 MB). Free memory was 214.9 MB in the beginning and 610.7 MB in the end (delta: -395.8 MB). Peak memory consumption was 186.2 MB. Max. memory is 7.1 GB. [2019-09-06 14:02:05,184 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 130.5 MB. Free memory was 103.6 MB in the beginning and 103.4 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1246.65 ms. Allocated memory was 130.5 MB in the beginning and 199.2 MB in the end (delta: 68.7 MB). Free memory was 81.8 MB in the beginning and 139.1 MB in the end (delta: -57.2 MB). Peak memory consumption was 39.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 149.95 ms. Allocated memory is still 199.2 MB. Free memory was 139.1 MB in the beginning and 131.9 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2251.14 ms. Allocated memory was 199.2 MB in the beginning and 274.7 MB in the end (delta: 75.5 MB). Free memory was 131.9 MB in the beginning and 214.9 MB in the end (delta: -83.0 MB). Peak memory consumption was 93.7 MB. Max. memory is 7.1 GB. * Sifa took 13872.62 ms. Allocated memory was 274.7 MB in the beginning and 856.7 MB in the end (delta: 582.0 MB). Free memory was 214.9 MB in the beginning and 610.7 MB in the end (delta: -395.8 MB). Peak memory consumption was 186.2 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]: 13819, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 14141, DAG_INTERPRETER_EARLY_EXITS: 103, TOOLS_POST_APPLICATIONS: 13896, TOOLS_POST_TIME[ms]: 2884, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 51, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 10, TOOLS_QUANTIFIERELIM_TIME[ms]: 1835, FLUID_QUERY_TIME[ms]: 120, FLUID_QUERIES: 14208, FLUID_YES_ANSWERS: 2, DOMAIN_JOIN_APPLICATIONS: 5427, DOMAIN_JOIN_TIME[ms]: 1598, DOMAIN_ALPHA_APPLICATIONS: 2, DOMAIN_ALPHA_TIME[ms]: 356, DOMAIN_WIDEN_APPLICATIONS: 29, DOMAIN_WIDEN_TIME[ms]: 13, DOMAIN_ISSUBSETEQ_APPLICATIONS: 67, DOMAIN_ISSUBSETEQ_TIME[ms]: 73, DOMAIN_ISBOTTOM_APPLICATIONS: 4906, DOMAIN_ISBOTTOM_TIME[ms]: 5548, LOOP_SUMMARIZER_APPLICATIONS: 42, LOOP_SUMMARIZER_CACHE_MISSES: 38, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 7553, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 7551, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 67, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 35, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 10, PATH_EXPR_TIME[ms]: 103, REGEX_TO_DAG_TIME[ms]: 47, DAG_COMPRESSION_TIME[ms]: 2227, DAG_COMPRESSION_PROCESSED_NODES: 154041, DAG_COMPRESSION_RETAINED_NODES: 46756 - UnprovableResult [Line: 3732]: 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 8376#(and (<= main_~assert__arg~23 1) (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= ~__return_1141~0 0) (<= main_~check__tmp~27 0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= 0 main_~assert__arg~23) (<= ~st4~0 1) (<= 1 ~st4~0) (<= main_~__tmp_24~0 1) (<= ~mode4~0 0) (<= ~mode3~0 0) (<= 0 main_~__tmp_24~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 main_~check__tmp~27) (<= 0 ~__return_1141~0)). Possible FailurePath: - UnprovableResult [Line: 3492]: 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 8365#(and (<= 0 main_~check__tmp~25) (<= 0 ~mode3~0) (<= main_~assert__arg~21 1) (<= ~__return_1248~0 0) (<= main_~main__c1~0 0) (<= ~st4~0 1) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= 0 main_~__tmp_22~0) (<= 0 main_~assert__arg~21) (<= 0 ~__return_1248~0) (<= ~mode3~0 0) (<= main_~__tmp_22~0 1) (<= main_~check__tmp~25 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0)). Possible FailurePath: - UnprovableResult [Line: 3983]: 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 8361#(and (<= 0 ~mode3~0) (<= 0 ~__return_1048~0) (<= main_~main__c1~0 0) (<= ~__return_1048~0 0) (<= main_~__tmp_26~0 1) (<= 0 main_~check__tmp~29) (<= ~mode4~0 0) (<= ~mode3~0 0) (<= main_~check__tmp~29 0) (<= 0 main_~main__c1~0) (<= main_~assert__arg~25 1) (<= 0 ~mode4~0) (<= 0 main_~assert__arg~25) (<= 0 main_~__tmp_26~0)). Possible FailurePath: - UnprovableResult [Line: 2479]: 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 19359#(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: 2185]: 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 1454#(and (<= ~mode2~0 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) (<= 0 ~__return_1784~0) (<= main_~assert__arg~11 1) (<= ~mode4~0 0) (<= ~mode3~0 0) (<= 0 main_~assert__arg~11) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= ~__return_1784~0 0) (<= main_~check__tmp~15 0)). Possible FailurePath: - UnprovableResult [Line: 3224]: 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 8337#(and (<= 0 main_~__tmp_20~0) (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= 0 main_~check__tmp~23) (<= main_~assert__arg~19 1) (<= 0 main_~assert__arg~19) (<= ~mode4~0 0) (<= ~mode3~0 0) (<= 0 ~__return_1344~0) (<= main_~__tmp_20~0 1) (<= 0 main_~main__c1~0) (<= main_~check__tmp~23 0) (<= 0 ~mode4~0) (<= ~__return_1344~0 0) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 1946]: 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 239#true. Possible FailurePath: - UnprovableResult [Line: 1173]: 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 1505#(and (<= ~mode2~0 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) (<= ~__return_2224~0 0) (<= 0 ~__return_2224~0) (<= main_~assert__arg~4 1) (<= 0 main_~main__c1~0) (<= 0 main_~check__tmp~7) (<= 0 ~mode4~0) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 1690]: 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 1485#(and (<= ~mode2~0 0) (<= ~__return_1998~0 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 main_~check__tmp~11) (<= main_~__tmp_8~0 1) (<= ~mode3~0 0) (<= 0 ~__return_1998~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0)). Possible FailurePath: - UnprovableResult [Line: 2985]: 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 1527#(and (<= 0 main_~__tmp_18~0) (<= main_~assert__arg~17 1) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 main_~check__tmp~21) (<= main_~main__c1~0 0) (<= main_~check__tmp~21 0) (<= ~mode4~0 0) (<= 0 ~__return_1451~0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= main_~__tmp_18~0 1) (<= 0 ~mode4~0) (<= 1 ~st3~0) (<= ~__return_1451~0 0) (<= 0 main_~assert__arg~17)). Possible FailurePath: - UnprovableResult [Line: 2729]: 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 8350#(and (<= ~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 ~__return_1561~0) (<= 0 main_~assert__arg~15) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= ~__return_1561~0 0) (<= main_~assert__arg~15 1) (<= 1 ~st3~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...