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.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 13:58:06,012 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 13:58:06,015 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 13:58:06,034 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 13:58:06,034 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 13:58:06,036 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 13:58:06,038 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 13:58:06,048 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 13:58:06,052 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 13:58:06,055 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 13:58:06,058 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 13:58:06,060 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 13:58:06,061 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 13:58:06,063 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 13:58:06,065 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 13:58:06,066 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 13:58:06,068 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 13:58:06,069 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 13:58:06,071 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 13:58:06,077 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 13:58:06,081 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 13:58:06,083 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 13:58:06,086 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 13:58:06,088 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 13:58:06,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 13:58:06,090 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 13:58:06,090 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 13:58:06,092 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 13:58:06,093 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 13:58:06,094 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 13:58:06,094 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 13:58:06,096 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 13:58:06,097 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 13:58:06,098 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 13:58:06,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 13:58:06,100 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 13:58:06,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 13:58:06,101 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 13:58:06,101 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 13:58:06,102 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 13:58:06,102 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 13:58:06,104 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 13:58:06,129 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 13:58:06,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 13:58:06,131 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 13:58:06,132 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 13:58:06,133 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 13:58:06,133 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 13:58:06,133 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 13:58:06,133 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 13:58:06,133 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 13:58:06,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 13:58:06,135 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 13:58:06,135 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 13:58:06,135 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 13:58:06,136 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 13:58:06,136 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 13:58:06,136 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 13:58:06,136 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 13:58:06,136 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 13:58:06,137 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 13:58:06,137 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 13:58:06,137 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 13:58:06,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 13:58:06,137 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 13:58:06,138 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 13:58:06,138 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 13:58:06,138 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 13:58:06,139 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 13:58:06,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 13:58:06,139 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 13:58:06,179 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 13:58:06,192 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 13:58:06,196 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 13:58:06,197 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 13:58:06,198 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 13:58:06,199 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-09-06 13:58:06,270 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e677dd316/5b0da0c10a664824886656c1dc1c10db/FLAG59cbc38e9 [2019-09-06 13:58:06,824 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 13:58:06,824 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-09-06 13:58:06,843 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e677dd316/5b0da0c10a664824886656c1dc1c10db/FLAG59cbc38e9 [2019-09-06 13:58:07,093 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e677dd316/5b0da0c10a664824886656c1dc1c10db [2019-09-06 13:58:07,103 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 13:58:07,105 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 13:58:07,106 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 13:58:07,106 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 13:58:07,110 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 13:58:07,111 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:58:07" (1/1) ... [2019-09-06 13:58:07,114 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54fc21ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:07, skipping insertion in model container [2019-09-06 13:58:07,114 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:58:07" (1/1) ... [2019-09-06 13:58:07,121 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 13:58:07,192 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 13:58:07,840 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:58:07,864 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 13:58:07,997 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:58:08,019 INFO L192 MainTranslator]: Completed translation [2019-09-06 13:58:08,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:08 WrapperNode [2019-09-06 13:58:08,020 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 13:58:08,021 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 13:58:08,021 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 13:58:08,021 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 13:58:08,032 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:08" (1/1) ... [2019-09-06 13:58:08,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:08" (1/1) ... [2019-09-06 13:58:08,047 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:08" (1/1) ... [2019-09-06 13:58:08,048 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:08" (1/1) ... [2019-09-06 13:58:08,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:08" (1/1) ... [2019-09-06 13:58:08,088 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:08" (1/1) ... [2019-09-06 13:58:08,092 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:08" (1/1) ... [2019-09-06 13:58:08,099 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 13:58:08,100 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 13:58:08,100 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 13:58:08,100 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 13:58:08,101 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:08" (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 13:58:08,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 13:58:08,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 13:58:08,192 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 13:58:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 13:58:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 13:58:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 13:58:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-06 13:58:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 13:58:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 13:58:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 13:58:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 13:58:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 13:58:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 13:58:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 13:58:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 13:58:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 13:58:08,195 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 13:58:08,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 13:58:08,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 13:58:09,539 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 13:58:09,539 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 13:58:09,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:58:09 BoogieIcfgContainer [2019-09-06 13:58:09,542 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 13:58:09,542 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 13:58:09,542 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 13:58:09,543 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 13:58:09,544 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:58:09" (1/1) ... [2019-09-06 13:58:09,544 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 13:58:09,568 INFO L162 IcfgInterpreter]: Started Sifa with 7 locations of interest [2019-09-06 13:58:09,569 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 13:58:09,580 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 13:58:09,590 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 13:58:09,591 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 13:58:09,736 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 204 for LOIs [2019-09-06 13:58:11,612 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 13:58:11,612 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 13:58:11,616 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 1205#(and (<= 0 ~__return_1751~0) (<= ~mode2~0 0) (<= 1 ~st1~0) (<= 0 ~mode1~0) (<= main_~assert__arg~6 1) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= ~__return_1751~0 0) (<= ~st1~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= main_~__tmp_7~0 1) (<= main_~check__tmp~6 0) (<= 0 main_~__tmp_7~0) (<= ~mode3~0 0) (<= 0 main_~check__tmp~6) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~6)) [2019-09-06 13:58:11,617 INFO L193 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 1281#(and (<= ~mode2~0 0) (<= 1 ~st1~0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= ~__return_1900~0 0) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= ~st1~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= 0 main_~assert__arg~7) (<= 0 main_~__tmp_8~0) (<= 0 (+ ~st2~0 1)) (<= main_~assert__arg~7 1) (<= 0 ~__return_1900~0) (<= main_~__tmp_8~0 1) (<= ~mode3~0 0) (<= main_~check__tmp~7 0) (<= 0 main_~main__c1~0) (<= 0 main_~check__tmp~7) (<= 1 ~st3~0)) [2019-09-06 13:58:11,618 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 1172#(and (<= 0 ~__return_2011~0) (<= ~mode2~0 0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= main_~__tmp_5~0 1) (<= 1 ~st2~0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~__return_2011~0 0) (<= ~st2~0 1) (<= main_~check__tmp~4 0) (<= 0 main_~__tmp_5~0) (<= 0 main_~assert__arg~4) (<= 0 main_~check__tmp~4) (<= ~mode3~0 0) (<= main_~assert__arg~4 1) (<= 0 main_~main__c1~0)) [2019-09-06 13:58:11,618 INFO L193 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 1256#(and (<= main_~__tmp_9~0 1) (<= ~mode2~0 0) (<= ~__return_2089~0 0) (<= 1 ~st1~0) (<= 0 ~mode1~0) (<= 0 ~__return_2089~0) (<= 0 main_~check__tmp~8) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= ~st1~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= 0 main_~assert__arg~8) (<= 0 (+ ~st3~0 1)) (<= main_~assert__arg~8 1) (<= 0 main_~__tmp_9~0) (<= main_~check__tmp~8 0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0)) [2019-09-06 13:58:11,618 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 1231#(and (<= ~__return_2169~0 0) (<= 0 (+ ~st1~0 1)) (<= ~mode2~0 0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= 0 main_~assert__arg~5) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= main_~check__tmp~5 0) (<= main_~assert__arg~5 1) (<= ~mode3~0 0) (<= 0 ~__return_2169~0) (<= 0 main_~main__c1~0) (<= 0 main_~__tmp_6~0) (<= main_~__tmp_6~0 1) (<= 1 ~st3~0) (<= 0 main_~check__tmp~5)) [2019-09-06 13:58:11,619 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 1138#(and (<= ~mode2~0 0) (<= 0 ~mode1~0) (<= main_~check__tmp~3 0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= 0 main_~__tmp_4~0) (<= main_~main__c1~0 0) (<= main_~assert__arg~3 1) (<= main_~__tmp_4~0 1) (<= 0 ~__return_1834~0) (<= ~mode3~0 0) (<= ~__return_1834~0 0) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~3) (<= 0 main_~check__tmp~3) (<= 1 ~st3~0)) [2019-09-06 13:58:11,620 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1104#(or (and (<= ~mode2~0 0) (<= 1 ~st1~0) (<= 0 ~mode1~0) (<= 0 main_~check__tmp~9) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= ~__return_2235~0 0) (<= 1 ~st2~0) (<= ~st3~0 1) (<= ~st1~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= main_~assert__arg~2 1) (<= ~st2~0 1) (<= main_~check__tmp~9 0) (<= 0 ~__return_2235~0) (<= main_~__tmp_3~0 1) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~2) (<= 0 main_~__tmp_3~0) (<= 1 ~st3~0)) (and (<= ~mode3~0 1) (<= main_~check__tmp~2 1) (<= main_~assert__arg~2 1) (<= ~mode2~0 1) (<= 0 main_~check__tmp~2) (<= ~mode1~0 1) (<= 0 ~__return_1599~0) (<= main_~main__c1~0 1) (<= main_~__tmp_3~0 1) (<= ~__return_1599~0 1) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~2) (<= 0 main_~__tmp_3~0))) [2019-09-06 13:58:11,650 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 13:58:11,650 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 13:58:11,655 INFO L168 Benchmark]: Toolchain (without parser) took 4547.82 ms. Allocated memory was 131.1 MB in the beginning and 271.1 MB in the end (delta: 140.0 MB). Free memory was 85.7 MB in the beginning and 171.7 MB in the end (delta: -86.0 MB). Peak memory consumption was 54.0 MB. Max. memory is 7.1 GB. [2019-09-06 13:58:11,657 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 131.1 MB. Free memory was 105.2 MB in the beginning and 105.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 13:58:11,658 INFO L168 Benchmark]: CACSL2BoogieTranslator took 914.34 ms. Allocated memory was 131.1 MB in the beginning and 199.2 MB in the end (delta: 68.2 MB). Free memory was 85.3 MB in the beginning and 167.0 MB in the end (delta: -81.7 MB). Peak memory consumption was 35.6 MB. Max. memory is 7.1 GB. [2019-09-06 13:58:11,660 INFO L168 Benchmark]: Boogie Preprocessor took 78.37 ms. Allocated memory is still 199.2 MB. Free memory was 167.0 MB in the beginning and 163.5 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. [2019-09-06 13:58:11,661 INFO L168 Benchmark]: RCFGBuilder took 1442.11 ms. Allocated memory is still 199.2 MB. Free memory was 163.5 MB in the beginning and 81.1 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. [2019-09-06 13:58:11,666 INFO L168 Benchmark]: Sifa took 2108.64 ms. Allocated memory was 199.2 MB in the beginning and 271.1 MB in the end (delta: 71.8 MB). Free memory was 81.1 MB in the beginning and 171.7 MB in the end (delta: -90.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-06 13:58:11,674 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 131.1 MB. Free memory was 105.2 MB in the beginning and 105.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 914.34 ms. Allocated memory was 131.1 MB in the beginning and 199.2 MB in the end (delta: 68.2 MB). Free memory was 85.3 MB in the beginning and 167.0 MB in the end (delta: -81.7 MB). Peak memory consumption was 35.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 78.37 ms. Allocated memory is still 199.2 MB. Free memory was 167.0 MB in the beginning and 163.5 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1442.11 ms. Allocated memory is still 199.2 MB. Free memory was 163.5 MB in the beginning and 81.1 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. * Sifa took 2108.64 ms. Allocated memory was 199.2 MB in the beginning and 271.1 MB in the end (delta: 71.8 MB). Free memory was 81.1 MB in the beginning and 171.7 MB in the end (delta: -90.6 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]: 2051, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 971, DAG_INTERPRETER_EARLY_EXITS: 31, TOOLS_POST_APPLICATIONS: 958, TOOLS_POST_TIME[ms]: 808, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 56, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 8, TOOLS_QUANTIFIERELIM_TIME[ms]: 711, FLUID_QUERY_TIME[ms]: 24, FLUID_QUERIES: 973, FLUID_YES_ANSWERS: 14, DOMAIN_JOIN_APPLICATIONS: 303, DOMAIN_JOIN_TIME[ms]: 192, DOMAIN_ALPHA_APPLICATIONS: 14, DOMAIN_ALPHA_TIME[ms]: 1, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 1, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 3, DOMAIN_ISBOTTOM_APPLICATIONS: 284, DOMAIN_ISBOTTOM_TIME[ms]: 557, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 448, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 447, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 50, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 29, REGEX_TO_DAG_TIME[ms]: 12, DAG_COMPRESSION_TIME[ms]: 227, DAG_COMPRESSION_PROCESSED_NODES: 11938, DAG_COMPRESSION_RETAINED_NODES: 2471 - UnprovableResult [Line: 868]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 1205#(and (<= 0 ~__return_1751~0) (<= ~mode2~0 0) (<= 1 ~st1~0) (<= 0 ~mode1~0) (<= main_~assert__arg~6 1) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= ~__return_1751~0 0) (<= ~st1~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= main_~__tmp_7~0 1) (<= main_~check__tmp~6 0) (<= 0 main_~__tmp_7~0) (<= ~mode3~0 0) (<= 0 main_~check__tmp~6) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~6)). Possible FailurePath: - UnprovableResult [Line: 915]: 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 1281#(and (<= ~mode2~0 0) (<= 1 ~st1~0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= ~__return_1900~0 0) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= ~st1~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= 0 main_~assert__arg~7) (<= 0 main_~__tmp_8~0) (<= 0 (+ ~st2~0 1)) (<= main_~assert__arg~7 1) (<= 0 ~__return_1900~0) (<= main_~__tmp_8~0 1) (<= ~mode3~0 0) (<= main_~check__tmp~7 0) (<= 0 main_~main__c1~0) (<= 0 main_~check__tmp~7) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 706]: 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 1172#(and (<= 0 ~__return_2011~0) (<= ~mode2~0 0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= main_~__tmp_5~0 1) (<= 1 ~st2~0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~__return_2011~0 0) (<= ~st2~0 1) (<= main_~check__tmp~4 0) (<= 0 main_~__tmp_5~0) (<= 0 main_~assert__arg~4) (<= 0 main_~check__tmp~4) (<= ~mode3~0 0) (<= main_~assert__arg~4 1) (<= 0 main_~main__c1~0)). Possible FailurePath: - UnprovableResult [Line: 989]: 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 1256#(and (<= main_~__tmp_9~0 1) (<= ~mode2~0 0) (<= ~__return_2089~0 0) (<= 1 ~st1~0) (<= 0 ~mode1~0) (<= 0 ~__return_2089~0) (<= 0 main_~check__tmp~8) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= ~st1~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= 0 main_~assert__arg~8) (<= 0 (+ ~st3~0 1)) (<= main_~assert__arg~8 1) (<= 0 main_~__tmp_9~0) (<= main_~check__tmp~8 0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0)). Possible FailurePath: - UnprovableResult [Line: 753]: 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 1231#(and (<= ~__return_2169~0 0) (<= 0 (+ ~st1~0 1)) (<= ~mode2~0 0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= 0 main_~assert__arg~5) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= main_~check__tmp~5 0) (<= main_~assert__arg~5 1) (<= ~mode3~0 0) (<= 0 ~__return_2169~0) (<= 0 main_~main__c1~0) (<= 0 main_~__tmp_6~0) (<= main_~__tmp_6~0 1) (<= 1 ~st3~0) (<= 0 main_~check__tmp~5)). Possible FailurePath: - UnprovableResult [Line: 618]: 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 1138#(and (<= ~mode2~0 0) (<= 0 ~mode1~0) (<= main_~check__tmp~3 0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= 0 main_~__tmp_4~0) (<= main_~main__c1~0 0) (<= main_~assert__arg~3 1) (<= main_~__tmp_4~0 1) (<= 0 ~__return_1834~0) (<= ~mode3~0 0) (<= ~__return_1834~0 0) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~3) (<= 0 main_~check__tmp~3) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 376]: 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 1104#(or (and (<= ~mode2~0 0) (<= 1 ~st1~0) (<= 0 ~mode1~0) (<= 0 main_~check__tmp~9) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= ~__return_2235~0 0) (<= 1 ~st2~0) (<= ~st3~0 1) (<= ~st1~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= main_~assert__arg~2 1) (<= ~st2~0 1) (<= main_~check__tmp~9 0) (<= 0 ~__return_2235~0) (<= main_~__tmp_3~0 1) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~2) (<= 0 main_~__tmp_3~0) (<= 1 ~st3~0)) (and (<= ~mode3~0 1) (<= main_~check__tmp~2 1) (<= main_~assert__arg~2 1) (<= ~mode2~0 1) (<= 0 main_~check__tmp~2) (<= ~mode1~0 1) (<= 0 ~__return_1599~0) (<= main_~main__c1~0 1) (<= main_~__tmp_3~0 1) (<= ~__return_1599~0 1) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~2) (<= 0 main_~__tmp_3~0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...