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.UNBOUNDED.pals.c.v+sep-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 14:00:24,773 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 14:00:24,776 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 14:00:24,795 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 14:00:24,795 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 14:00:24,797 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 14:00:24,799 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 14:00:24,811 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 14:00:24,813 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 14:00:24,814 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 14:00:24,817 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 14:00:24,820 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 14:00:24,820 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 14:00:24,822 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 14:00:24,823 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 14:00:24,827 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 14:00:24,829 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 14:00:24,831 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 14:00:24,833 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 14:00:24,837 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 14:00:24,839 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 14:00:24,840 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 14:00:24,841 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 14:00:24,841 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 14:00:24,843 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 14:00:24,844 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 14:00:24,844 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 14:00:24,845 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 14:00:24,845 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 14:00:24,846 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 14:00:24,846 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 14:00:24,847 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 14:00:24,848 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 14:00:24,848 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 14:00:24,849 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 14:00:24,850 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 14:00:24,850 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 14:00:24,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 14:00:24,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 14:00:24,852 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 14:00:24,852 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 14:00:24,853 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 14:00:24,867 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 14:00:24,867 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 14:00:24,868 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 14:00:24,868 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 14:00:24,869 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 14:00:24,869 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 14:00:24,869 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 14:00:24,869 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 14:00:24,869 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 14:00:24,870 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 14:00:24,870 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 14:00:24,870 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 14:00:24,870 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 14:00:24,870 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 14:00:24,871 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 14:00:24,871 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 14:00:24,871 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 14:00:24,871 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 14:00:24,871 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 14:00:24,872 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 14:00:24,872 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 14:00:24,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 14:00:24,872 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 14:00:24,872 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 14:00:24,873 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 14:00:24,873 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 14:00:24,873 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 14:00:24,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 14:00:24,873 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 14:00:24,902 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 14:00:24,915 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 14:00:24,919 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 14:00:24,920 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 14:00:24,921 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 14:00:24,921 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-09-06 14:00:24,991 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28deead46/dd5b9b1a262745cfa35f23a6283cf1ce/FLAGf6c43d4a0 [2019-09-06 14:00:25,654 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 14:00:25,655 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-09-06 14:00:25,681 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28deead46/dd5b9b1a262745cfa35f23a6283cf1ce/FLAGf6c43d4a0 [2019-09-06 14:00:25,900 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28deead46/dd5b9b1a262745cfa35f23a6283cf1ce [2019-09-06 14:00:25,912 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 14:00:25,913 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 14:00:25,914 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 14:00:25,914 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 14:00:25,917 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 14:00:25,918 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 02:00:25" (1/1) ... [2019-09-06 14:00:25,920 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ff5f692 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:00:25, skipping insertion in model container [2019-09-06 14:00:25,921 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 02:00:25" (1/1) ... [2019-09-06 14:00:25,928 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 14:00:26,022 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 14:00:26,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 14:00:26,836 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 14:00:27,240 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 14:00:27,262 INFO L192 MainTranslator]: Completed translation [2019-09-06 14:00:27,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:00:27 WrapperNode [2019-09-06 14:00:27,263 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 14:00:27,263 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 14:00:27,263 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 14:00:27,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 14:00:27,277 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:00:27" (1/1) ... [2019-09-06 14:00:27,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:00:27" (1/1) ... [2019-09-06 14:00:27,305 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:00:27" (1/1) ... [2019-09-06 14:00:27,305 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:00:27" (1/1) ... [2019-09-06 14:00:27,368 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:00:27" (1/1) ... [2019-09-06 14:00:27,403 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:00:27" (1/1) ... [2019-09-06 14:00:27,420 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:00:27" (1/1) ... [2019-09-06 14:00:27,437 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 14:00:27,438 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 14:00:27,438 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 14:00:27,438 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 14:00:27,439 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:00:27" (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 14:00:27,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 14:00:27,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 14:00:27,509 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 14:00:27,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 14:00:27,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 14:00:27,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 14:00:27,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-06 14:00:27,510 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 14:00:27,511 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 14:00:27,511 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 14:00:27,511 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 14:00:27,511 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 14:00:27,511 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 14:00:27,512 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 14:00:27,512 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-06 14:00:27,512 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 14:00:27,512 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 14:00:27,512 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 14:00:27,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 14:00:27,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 14:00:29,733 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 14:00:29,734 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 14:00:29,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 02:00:29 BoogieIcfgContainer [2019-09-06 14:00:29,737 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 14:00:29,738 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 14:00:29,738 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 14:00:29,738 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 14:00:29,740 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 02:00:29" (1/1) ... [2019-09-06 14:00:29,740 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 14:00:29,786 INFO L162 IcfgInterpreter]: Started Sifa with 11 locations of interest [2019-09-06 14:00:29,786 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 14:00:29,810 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 14:00:29,825 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 14:00:29,827 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 14:00:30,083 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 312 for LOIs [2019-09-06 14:00:34,681 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 14:00:34,682 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 14:00:34,684 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 3212#(and (<= ~mode4~0 0) (<= 0 main_~__tmp_10~0) (<= ~__return_1896~0 0) (<= main_~assert__arg~9 1) (<= 0 main_~check__tmp~13) (<= 0 ~__return_1896~0) (<= main_~__tmp_10~0 1) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= 0 ~mode4~0) (<= 0 main_~assert__arg~9) (<= main_~check__tmp~13 0)) [2019-09-06 14:00:34,685 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 2457#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= main_~__tmp_12~0 1) (<= 0 ~mode2~0) (<= ~__return_1788~0 0) (<= 0 ~__return_1788~0) (<= 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) (<= ~mode3~0 0) (<= 0 main_~assert__arg~11) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= main_~check__tmp~15 0)) [2019-09-06 14:00:34,685 INFO L193 IcfgInterpreter]: Reachable states at location mainErr7ASSERT_VIOLATIONERROR_FUNCTION satisfy 2450#(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) (<= main_~__tmp_20~0 1) (<= 0 ~__return_1346~0) (<= 0 main_~main__c1~0) (<= main_~check__tmp~23 0) (<= 0 ~mode4~0) (<= ~__return_1346~0 0) (<= 1 ~st3~0)) [2019-09-06 14:00:34,686 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 2462#(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) (<= 0 ~__return_2230~0) (<= ~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) (<= ~__return_2230~0 0) (<= 1 ~st3~0)) [2019-09-06 14:00:34,686 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 3207#(and (<= 0 main_~assert__arg~13) (<= 0 main_~__tmp_14~0) (<= main_~assert__arg~13 1) (<= main_~__tmp_14~0 1)) [2019-09-06 14:00:34,686 INFO L193 IcfgInterpreter]: Reachable states at location mainErr8ASSERT_VIOLATIONERROR_FUNCTION satisfy 2392#(and (<= 0 main_~check__tmp~25) (<= 0 ~mode3~0) (<= main_~assert__arg~21 1) (<= main_~main__c1~0 0) (<= 0 ~__return_1250~0) (<= ~st4~0 1) (<= ~__return_1250~0 0) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= 0 main_~__tmp_22~0) (<= 0 main_~assert__arg~21) (<= ~mode3~0 0) (<= main_~__tmp_22~0 1) (<= main_~check__tmp~25 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0)) [2019-09-06 14:00:34,687 INFO L193 IcfgInterpreter]: Reachable states at location mainErr9ASSERT_VIOLATIONERROR_FUNCTION satisfy 1430#(and (<= main_~assert__arg~23 1) (<= ~mode2~0 0) (<= ~__return_1142~0 0) (<= 0 ~mode3~0) (<= main_~check__tmp~27 0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= 0 main_~assert__arg~23) (<= ~st4~0 1) (<= 0 ~__return_1142~0) (<= 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)) [2019-09-06 14:00:34,687 INFO L193 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 1455#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= 0 ~__return_1564~0) (<= ~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) (<= ~mode3~0 0) (<= ~__return_1564~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= main_~assert__arg~15 1) (<= 1 ~st3~0)) [2019-09-06 14:00:34,687 INFO L193 IcfgInterpreter]: Reachable states at location mainErr10ASSERT_VIOLATIONERROR_FUNCTION satisfy 2486#(and (<= ~__return_1049~0 0) (<= 0 ~mode3~0) (<= main_~main__c1~0 0) (<= main_~__tmp_26~0 1) (<= 0 main_~check__tmp~29) (<= 0 ~__return_1049~0) (<= ~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 14:00:34,687 INFO L193 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 2491#(and (<= 0 ~__return_1454~0) (<= ~__return_1454~0 0) (<= 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) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= main_~__tmp_18~0 1) (<= 0 ~mode4~0) (<= 1 ~st3~0) (<= 0 main_~assert__arg~17)) [2019-09-06 14:00:34,688 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 1498#(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_2003~0) (<= 0 main_~check__tmp~11) (<= main_~__tmp_8~0 1) (<= ~mode3~0 0) (<= ~__return_2003~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0)) [2019-09-06 14:00:34,734 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 14:00:34,734 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 14:00:34,737 INFO L168 Benchmark]: Toolchain (without parser) took 8822.81 ms. Allocated memory was 140.5 MB in the beginning and 475.5 MB in the end (delta: 335.0 MB). Free memory was 83.8 MB in the beginning and 75.8 MB in the end (delta: 8.0 MB). Peak memory consumption was 343.0 MB. Max. memory is 7.1 GB. [2019-09-06 14:00:34,738 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 140.5 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-06 14:00:34,740 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1348.82 ms. Allocated memory was 140.5 MB in the beginning and 213.9 MB in the end (delta: 73.4 MB). Free memory was 83.6 MB in the beginning and 161.4 MB in the end (delta: -77.7 MB). Peak memory consumption was 33.8 MB. Max. memory is 7.1 GB. [2019-09-06 14:00:34,741 INFO L168 Benchmark]: Boogie Preprocessor took 174.09 ms. Allocated memory is still 213.9 MB. Free memory was 161.4 MB in the beginning and 153.9 MB in the end (delta: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 7.1 GB. [2019-09-06 14:00:34,744 INFO L168 Benchmark]: RCFGBuilder took 2299.52 ms. Allocated memory was 213.9 MB in the beginning and 271.6 MB in the end (delta: 57.7 MB). Free memory was 153.9 MB in the beginning and 114.9 MB in the end (delta: 39.1 MB). Peak memory consumption was 96.8 MB. Max. memory is 7.1 GB. [2019-09-06 14:00:34,746 INFO L168 Benchmark]: Sifa took 4996.30 ms. Allocated memory was 271.6 MB in the beginning and 475.5 MB in the end (delta: 203.9 MB). Free memory was 114.9 MB in the beginning and 75.8 MB in the end (delta: 39.0 MB). Peak memory consumption was 243.0 MB. Max. memory is 7.1 GB. [2019-09-06 14:00:34,754 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 140.5 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1348.82 ms. Allocated memory was 140.5 MB in the beginning and 213.9 MB in the end (delta: 73.4 MB). Free memory was 83.6 MB in the beginning and 161.4 MB in the end (delta: -77.7 MB). Peak memory consumption was 33.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 174.09 ms. Allocated memory is still 213.9 MB. Free memory was 161.4 MB in the beginning and 153.9 MB in the end (delta: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2299.52 ms. Allocated memory was 213.9 MB in the beginning and 271.6 MB in the end (delta: 57.7 MB). Free memory was 153.9 MB in the beginning and 114.9 MB in the end (delta: 39.1 MB). Peak memory consumption was 96.8 MB. Max. memory is 7.1 GB. * Sifa took 4996.30 ms. Allocated memory was 271.6 MB in the beginning and 475.5 MB in the end (delta: 203.9 MB). Free memory was 114.9 MB in the beginning and 75.8 MB in the end (delta: 39.0 MB). Peak memory consumption was 243.0 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]: 4902, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 2343, DAG_INTERPRETER_EARLY_EXITS: 35, TOOLS_POST_APPLICATIONS: 2302, TOOLS_POST_TIME[ms]: 876, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 100, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 18, TOOLS_QUANTIFIERELIM_TIME[ms]: 665, FLUID_QUERY_TIME[ms]: 45, FLUID_QUERIES: 2344, FLUID_YES_ANSWERS: 2, DOMAIN_JOIN_APPLICATIONS: 903, DOMAIN_JOIN_TIME[ms]: 461, DOMAIN_ALPHA_APPLICATIONS: 2, DOMAIN_ALPHA_TIME[ms]: 353, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1, DOMAIN_ISSUBSETEQ_TIME[ms]: 1, DOMAIN_ISBOTTOM_APPLICATIONS: 798, DOMAIN_ISBOTTOM_TIME[ms]: 1138, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 386, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 385, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 80, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 11, PATH_EXPR_TIME[ms]: 166, REGEX_TO_DAG_TIME[ms]: 39, DAG_COMPRESSION_TIME[ms]: 1329, DAG_COMPRESSION_PROCESSED_NODES: 93047, DAG_COMPRESSION_RETAINED_NODES: 29584 - UnprovableResult [Line: 1949]: 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 3212#(and (<= ~mode4~0 0) (<= 0 main_~__tmp_10~0) (<= ~__return_1896~0 0) (<= main_~assert__arg~9 1) (<= 0 main_~check__tmp~13) (<= 0 ~__return_1896~0) (<= main_~__tmp_10~0 1) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= 0 ~mode4~0) (<= 0 main_~assert__arg~9) (<= main_~check__tmp~13 0)). Possible FailurePath: - UnprovableResult [Line: 2189]: 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 2457#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= main_~__tmp_12~0 1) (<= 0 ~mode2~0) (<= ~__return_1788~0 0) (<= 0 ~__return_1788~0) (<= 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) (<= ~mode3~0 0) (<= 0 main_~assert__arg~11) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= main_~check__tmp~15 0)). Possible FailurePath: - UnprovableResult [Line: 3230]: 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 2450#(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) (<= main_~__tmp_20~0 1) (<= 0 ~__return_1346~0) (<= 0 main_~main__c1~0) (<= main_~check__tmp~23 0) (<= 0 ~mode4~0) (<= ~__return_1346~0 0) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 1175]: 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 2462#(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) (<= 0 ~__return_2230~0) (<= ~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) (<= ~__return_2230~0 0) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 2483]: 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 3207#(and (<= 0 main_~assert__arg~13) (<= 0 main_~__tmp_14~0) (<= main_~assert__arg~13 1) (<= main_~__tmp_14~0 1)). Possible FailurePath: - UnprovableResult [Line: 3498]: 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 2392#(and (<= 0 main_~check__tmp~25) (<= 0 ~mode3~0) (<= main_~assert__arg~21 1) (<= main_~main__c1~0 0) (<= 0 ~__return_1250~0) (<= ~st4~0 1) (<= ~__return_1250~0 0) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= 0 main_~__tmp_22~0) (<= 0 main_~assert__arg~21) (<= ~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: 3739]: 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 1430#(and (<= main_~assert__arg~23 1) (<= ~mode2~0 0) (<= ~__return_1142~0 0) (<= 0 ~mode3~0) (<= main_~check__tmp~27 0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= 0 main_~assert__arg~23) (<= ~st4~0 1) (<= 0 ~__return_1142~0) (<= 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)). Possible FailurePath: - UnprovableResult [Line: 2734]: 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 1455#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= 0 ~__return_1564~0) (<= ~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) (<= ~mode3~0 0) (<= ~__return_1564~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= main_~assert__arg~15 1) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 3990]: 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 2486#(and (<= ~__return_1049~0 0) (<= 0 ~mode3~0) (<= main_~main__c1~0 0) (<= main_~__tmp_26~0 1) (<= 0 main_~check__tmp~29) (<= 0 ~__return_1049~0) (<= ~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: 2990]: 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 2491#(and (<= 0 ~__return_1454~0) (<= ~__return_1454~0 0) (<= 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) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= main_~__tmp_18~0 1) (<= 0 ~mode4~0) (<= 1 ~st3~0) (<= 0 main_~assert__arg~17)). Possible FailurePath: - UnprovableResult [Line: 1693]: 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 1498#(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_2003~0) (<= 0 main_~check__tmp~11) (<= main_~__tmp_8~0 1) (<= ~mode3~0 0) (<= ~__return_2003~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...