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-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 13:36:10,533 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 13:36:10,535 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 13:36:10,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 13:36:10,548 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 13:36:10,549 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 13:36:10,550 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 13:36:10,552 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 13:36:10,554 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 13:36:10,555 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 13:36:10,556 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 13:36:10,557 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 13:36:10,557 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 13:36:10,558 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 13:36:10,559 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 13:36:10,561 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 13:36:10,561 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 13:36:10,562 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 13:36:10,564 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 13:36:10,566 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 13:36:10,568 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 13:36:10,569 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 13:36:10,570 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 13:36:10,571 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 13:36:10,573 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 13:36:10,574 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 13:36:10,574 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 13:36:10,575 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 13:36:10,575 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 13:36:10,576 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 13:36:10,576 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 13:36:10,577 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 13:36:10,578 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 13:36:10,579 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 13:36:10,580 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 13:36:10,580 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 13:36:10,581 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 13:36:10,581 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 13:36:10,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 13:36:10,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 13:36:10,583 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 13:36:10,584 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 13:36:10,599 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 13:36:10,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 13:36:10,600 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 13:36:10,601 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 13:36:10,601 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 13:36:10,601 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 13:36:10,601 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 13:36:10,602 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 13:36:10,602 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 13:36:10,602 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 13:36:10,602 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 13:36:10,602 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 13:36:10,602 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 13:36:10,603 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 13:36:10,603 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 13:36:10,603 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 13:36:10,603 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 13:36:10,604 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 13:36:10,604 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 13:36:10,604 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 13:36:10,604 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 13:36:10,604 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 13:36:10,605 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 13:36:10,605 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 13:36:10,605 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 13:36:10,605 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 13:36:10,605 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 13:36:10,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 13:36:10,606 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 13:36:10,636 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 13:36:10,650 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 13:36:10,653 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 13:36:10,655 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 13:36:10,655 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 13:36:10,656 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-09-06 13:36:10,721 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8965c9b5b/facd5e95f7f84aa48f99860216a034a3/FLAG997a5e2c1 [2019-09-06 13:36:11,583 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 13:36:11,586 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-09-06 13:36:11,618 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8965c9b5b/facd5e95f7f84aa48f99860216a034a3/FLAG997a5e2c1 [2019-09-06 13:36:12,029 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8965c9b5b/facd5e95f7f84aa48f99860216a034a3 [2019-09-06 13:36:12,041 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 13:36:12,043 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 13:36:12,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 13:36:12,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 13:36:12,049 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 13:36:12,050 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:36:12" (1/1) ... [2019-09-06 13:36:12,053 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@137f403b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:36:12, skipping insertion in model container [2019-09-06 13:36:12,053 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:36:12" (1/1) ... [2019-09-06 13:36:12,061 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 13:36:12,278 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 13:36:13,657 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:36:13,672 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 13:36:14,255 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:36:14,314 INFO L192 MainTranslator]: Completed translation [2019-09-06 13:36:14,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:36:14 WrapperNode [2019-09-06 13:36:14,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 13:36:14,316 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 13:36:14,316 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 13:36:14,316 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 13:36:14,338 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:36:14" (1/1) ... [2019-09-06 13:36:14,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:36:14" (1/1) ... [2019-09-06 13:36:14,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:36:14" (1/1) ... [2019-09-06 13:36:14,443 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:36:14" (1/1) ... [2019-09-06 13:36:14,614 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:36:14" (1/1) ... [2019-09-06 13:36:14,661 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:36:14" (1/1) ... [2019-09-06 13:36:14,692 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:36:14" (1/1) ... [2019-09-06 13:36:14,726 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 13:36:14,726 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 13:36:14,727 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 13:36:14,727 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 13:36:14,728 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:36:14" (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 13:36:14,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 13:36:14,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 13:36:14,807 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 13:36:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 13:36:14,808 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 13:36:14,809 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 13:36:14,809 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-06 13:36:14,809 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 13:36:14,809 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 13:36:14,809 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 13:36:14,810 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 13:36:14,810 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 13:36:14,811 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 13:36:14,811 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 13:36:14,812 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-06 13:36:14,812 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 13:36:14,814 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 13:36:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 13:36:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 13:36:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 13:36:20,018 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 13:36:20,018 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 13:36:20,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:36:20 BoogieIcfgContainer [2019-09-06 13:36:20,022 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 13:36:20,023 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 13:36:20,023 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 13:36:20,023 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 13:36:20,025 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:36:20" (1/1) ... [2019-09-06 13:36:20,025 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 13:36:20,081 INFO L162 IcfgInterpreter]: Started Sifa with 7 locations of interest [2019-09-06 13:36:20,082 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 13:36:20,110 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 13:36:20,123 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 13:36:20,125 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 13:36:20,432 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 677 for LOIs [2019-09-06 13:37:58,423 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 13:37:58,423 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 13:37:58,426 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 50210#(and (<= 0 main_~check__tmp~10) (<= ~mode2~0 0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~check__tmp~10 0) (<= 0 main_~assert__arg~5) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= main_~assert__arg~5 1) (<= ~mode4~0 0) (<= ~__return_6897~0 0) (<= ~mode3~0 0) (<= 0 ~__return_6897~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 main_~__tmp_6~0) (<= main_~__tmp_6~0 1) (<= 1 ~st3~0)) [2019-09-06 13:37:58,427 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 49853#(and (<= ~mode4~0 1) (<= main_~main__c1~0 1) (<= 0 main_~__tmp_13~0) (<= 0 main_~assert__arg~12) (<= main_~assert__arg~12 1) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= main_~__tmp_13~0 1)) [2019-09-06 13:37:58,427 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 50139#(and (<= 0 ~__return_4643~0) (<= ~mode4~0 0) (<= ~__return_4643~0 0) (<= 0 main_~assert__arg~16) (<= 0 main_~__tmp_17~0) (<= main_~__tmp_17~0 1) (<= main_~assert__arg~16 1) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= main_~check__tmp~23 0) (<= 0 ~mode4~0) (<= 0 main_~check__tmp~23)) [2019-09-06 13:37:58,428 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 50122#(and (<= 0 ~mode3~0) (<= 0 main_~check__tmp~45) (<= 0 ~__return_8595~0) (<= main_~check__tmp~45 0) (<= 0 main_~assert__arg~35) (<= ~__return_8595~0 0) (<= main_~main__c1~0 0) (<= ~st4~0 1) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= main_~__tmp_36~0 1) (<= main_~assert__arg~35 1) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 main_~__tmp_36~0) (<= 0 ~mode4~0)) [2019-09-06 13:37:58,428 INFO L193 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 5299#(and (<= 0 main_~check__tmp~63) (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= main_~assert__arg~53 1) (<= 0 main_~assert__arg~53) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= main_~__tmp_54~0 1) (<= ~st4~0 1) (<= 0 main_~__tmp_54~0) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= 0 ~__return_3419~0) (<= main_~check__tmp~63 0) (<= ~__return_3419~0 0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 1 ~st3~0)) [2019-09-06 13:37:58,428 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 50068#(and (<= ~mode4~0 0) (<= ~__return_5623~0 0) (<= 0 main_~check__tmp~37) (<= main_~check__tmp~37 0) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= main_~__tmp_28~0 1) (<= 0 ~mode4~0) (<= 0 main_~__tmp_28~0) (<= 0 ~__return_5623~0) (<= main_~assert__arg~27 1) (<= 0 main_~assert__arg~27)) [2019-09-06 13:37:58,431 INFO L193 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 49987#(and (<= ~__return_9141~0 0) (<= 0 main_~check__tmp~54) (<= 0 main_~__tmp_45~0) (<= main_~check__tmp~54 0) (<= main_~assert__arg~44 1) (<= 0 ~mode3~0) (<= 0 main_~assert__arg~44) (<= main_~main__c1~0 0) (<= 0 ~__return_9141~0) (<= ~st4~0 1) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= ~mode3~0 0) (<= main_~__tmp_45~0 1) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0)) [2019-09-06 13:37:58,457 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 13:37:58,457 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 13:37:58,460 INFO L168 Benchmark]: Toolchain (without parser) took 106416.18 ms. Allocated memory was 140.5 MB in the beginning and 2.2 GB in the end (delta: 2.0 GB). Free memory was 77.1 MB in the beginning and 221.9 MB in the end (delta: -144.9 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2019-09-06 13:37:58,461 INFO L168 Benchmark]: CDTParser took 0.21 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 13:37:58,463 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2270.65 ms. Allocated memory was 140.5 MB in the beginning and 226.0 MB in the end (delta: 85.5 MB). Free memory was 76.9 MB in the beginning and 85.9 MB in the end (delta: -9.1 MB). Peak memory consumption was 89.6 MB. Max. memory is 7.1 GB. [2019-09-06 13:37:58,464 INFO L168 Benchmark]: Boogie Preprocessor took 410.25 ms. Allocated memory was 226.0 MB in the beginning and 264.8 MB in the end (delta: 38.8 MB). Free memory was 85.9 MB in the beginning and 206.5 MB in the end (delta: -120.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. [2019-09-06 13:37:58,465 INFO L168 Benchmark]: RCFGBuilder took 5295.90 ms. Allocated memory was 264.8 MB in the beginning and 365.4 MB in the end (delta: 100.7 MB). Free memory was 206.5 MB in the beginning and 86.0 MB in the end (delta: 120.5 MB). Peak memory consumption was 253.6 MB. Max. memory is 7.1 GB. [2019-09-06 13:37:58,466 INFO L168 Benchmark]: Sifa took 98434.65 ms. Allocated memory was 365.4 MB in the beginning and 2.2 GB in the end (delta: 1.8 GB). Free memory was 86.0 MB in the beginning and 221.9 MB in the end (delta: -135.9 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. [2019-09-06 13:37:58,470 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 2270.65 ms. Allocated memory was 140.5 MB in the beginning and 226.0 MB in the end (delta: 85.5 MB). Free memory was 76.9 MB in the beginning and 85.9 MB in the end (delta: -9.1 MB). Peak memory consumption was 89.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 410.25 ms. Allocated memory was 226.0 MB in the beginning and 264.8 MB in the end (delta: 38.8 MB). Free memory was 85.9 MB in the beginning and 206.5 MB in the end (delta: -120.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 5295.90 ms. Allocated memory was 264.8 MB in the beginning and 365.4 MB in the end (delta: 100.7 MB). Free memory was 206.5 MB in the beginning and 86.0 MB in the end (delta: 120.5 MB). Peak memory consumption was 253.6 MB. Max. memory is 7.1 GB. * Sifa took 98434.65 ms. Allocated memory was 365.4 MB in the beginning and 2.2 GB in the end (delta: 1.8 GB). Free memory was 86.0 MB in the beginning and 221.9 MB in the end (delta: -135.9 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 98350, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 36198, DAG_INTERPRETER_EARLY_EXITS: 963, TOOLS_POST_APPLICATIONS: 36131, TOOLS_POST_TIME[ms]: 44917, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 165, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 22, TOOLS_QUANTIFIERELIM_TIME[ms]: 37948, FLUID_QUERY_TIME[ms]: 567, FLUID_QUERIES: 36199, FLUID_YES_ANSWERS: 108, DOMAIN_JOIN_APPLICATIONS: 13966, DOMAIN_JOIN_TIME[ms]: 5249, DOMAIN_ALPHA_APPLICATIONS: 108, DOMAIN_ALPHA_TIME[ms]: 2804, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1, DOMAIN_ISSUBSETEQ_TIME[ms]: 1, DOMAIN_ISBOTTOM_APPLICATIONS: 13188, DOMAIN_ISBOTTOM_TIME[ms]: 29322, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 670, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 669, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 75, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 13, PATH_EXPR_TIME[ms]: 698, REGEX_TO_DAG_TIME[ms]: 954, DAG_COMPRESSION_TIME[ms]: 11202, DAG_COMPRESSION_PROCESSED_NODES: 890793, DAG_COMPRESSION_RETAINED_NODES: 246062 - UnprovableResult [Line: 2159]: 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 50210#(and (<= 0 main_~check__tmp~10) (<= ~mode2~0 0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~check__tmp~10 0) (<= 0 main_~assert__arg~5) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= main_~assert__arg~5 1) (<= ~mode4~0 0) (<= ~__return_6897~0 0) (<= ~mode3~0 0) (<= 0 ~__return_6897~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 main_~__tmp_6~0) (<= main_~__tmp_6~0 1) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 4028]: 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 49853#(and (<= ~mode4~0 1) (<= main_~main__c1~0 1) (<= 0 main_~__tmp_13~0) (<= 0 main_~assert__arg~12) (<= main_~assert__arg~12 1) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= main_~__tmp_13~0 1)). Possible FailurePath: - UnprovableResult [Line: 4673]: 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 50139#(and (<= 0 ~__return_4643~0) (<= ~mode4~0 0) (<= ~__return_4643~0 0) (<= 0 main_~assert__arg~16) (<= 0 main_~__tmp_17~0) (<= main_~__tmp_17~0 1) (<= main_~assert__arg~16 1) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= main_~check__tmp~23 0) (<= 0 ~mode4~0) (<= 0 main_~check__tmp~23)). Possible FailurePath: - UnprovableResult [Line: 7997]: 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 50122#(and (<= 0 ~mode3~0) (<= 0 main_~check__tmp~45) (<= 0 ~__return_8595~0) (<= main_~check__tmp~45 0) (<= 0 main_~assert__arg~35) (<= ~__return_8595~0 0) (<= main_~main__c1~0 0) (<= ~st4~0 1) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= main_~__tmp_36~0 1) (<= main_~assert__arg~35 1) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 main_~__tmp_36~0) (<= 0 ~mode4~0)). Possible FailurePath: - UnprovableResult [Line: 10734]: 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 5299#(and (<= 0 main_~check__tmp~63) (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= main_~assert__arg~53 1) (<= 0 main_~assert__arg~53) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= main_~__tmp_54~0 1) (<= ~st4~0 1) (<= 0 main_~__tmp_54~0) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= 0 ~__return_3419~0) (<= main_~check__tmp~63 0) (<= ~__return_3419~0 0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 6752]: 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 50068#(and (<= ~mode4~0 0) (<= ~__return_5623~0 0) (<= 0 main_~check__tmp~37) (<= main_~check__tmp~37 0) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= main_~__tmp_28~0 1) (<= 0 ~mode4~0) (<= 0 main_~__tmp_28~0) (<= 0 ~__return_5623~0) (<= main_~assert__arg~27 1) (<= 0 main_~assert__arg~27)). Possible FailurePath: - UnprovableResult [Line: 9379]: 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 49987#(and (<= ~__return_9141~0 0) (<= 0 main_~check__tmp~54) (<= 0 main_~__tmp_45~0) (<= main_~check__tmp~54 0) (<= main_~assert__arg~44 1) (<= 0 ~mode3~0) (<= 0 main_~assert__arg~44) (<= main_~main__c1~0 0) (<= 0 ~__return_9141~0) (<= ~st4~0 1) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= ~mode3~0 0) (<= main_~__tmp_45~0 1) (<= 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...