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 -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-01cf0bf [2019-08-22 01:54:16,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 01:54:16,926 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 01:54:16,937 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 01:54:16,938 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 01:54:16,939 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 01:54:16,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 01:54:16,942 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 01:54:16,943 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 01:54:16,944 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 01:54:16,945 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 01:54:16,946 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 01:54:16,947 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 01:54:16,947 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 01:54:16,948 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 01:54:16,950 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 01:54:16,950 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 01:54:16,951 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 01:54:16,953 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 01:54:16,955 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 01:54:16,956 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 01:54:16,957 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 01:54:16,958 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 01:54:16,959 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 01:54:16,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-22 01:54:16,961 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-22 01:54:16,962 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-22 01:54:16,962 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-22 01:54:16,963 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-22 01:54:16,964 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-22 01:54:16,964 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 01:54:16,965 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 01:54:16,965 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 01:54:16,966 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 01:54:16,967 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 01:54:16,967 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 01:54:16,968 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 01:54:16,968 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 01:54:16,968 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 01:54:16,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 01:54:16,970 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 01:54:16,971 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 [2019-08-22 01:54:16,985 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 01:54:16,985 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 01:54:16,986 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 01:54:16,986 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 01:54:16,987 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 01:54:16,987 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 01:54:16,987 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 01:54:16,987 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 01:54:16,987 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 01:54:16,988 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 01:54:16,988 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 01:54:16,988 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 01:54:16,988 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 01:54:16,988 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 01:54:16,989 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 01:54:16,989 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 01:54:16,989 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 01:54:16,989 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 01:54:16,990 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 01:54:16,990 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 01:54:16,990 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 01:54:16,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 01:54:16,990 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 01:54:16,991 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 01:54:16,991 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 01:54:16,991 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 01:54:16,991 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 01:54:16,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 01:54:16,992 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 01:54:17,031 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 01:54:17,046 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 01:54:17,051 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 01:54:17,053 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 01:54:17,054 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 01:54:17,055 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-08-22 01:54:17,118 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/825a30abc/80097989c73149a693ee6c109d8877a5/FLAG77404d6f4 [2019-08-22 01:54:17,624 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 01:54:17,625 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-08-22 01:54:17,638 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/825a30abc/80097989c73149a693ee6c109d8877a5/FLAG77404d6f4 [2019-08-22 01:54:17,945 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/825a30abc/80097989c73149a693ee6c109d8877a5 [2019-08-22 01:54:17,954 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 01:54:17,955 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 01:54:17,956 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 01:54:17,956 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 01:54:17,960 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 01:54:17,961 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 01:54:17" (1/1) ... [2019-08-22 01:54:17,963 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d31aa2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:54:17, skipping insertion in model container [2019-08-22 01:54:17,964 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 01:54:17" (1/1) ... [2019-08-22 01:54:17,971 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 01:54:18,041 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 01:54:18,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 01:54:18,525 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 01:54:18,676 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 01:54:18,697 INFO L192 MainTranslator]: Completed translation [2019-08-22 01:54:18,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:54:18 WrapperNode [2019-08-22 01:54:18,697 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 01:54:18,698 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 01:54:18,698 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 01:54:18,698 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 01:54:18,708 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:54:18" (1/1) ... [2019-08-22 01:54:18,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:54:18" (1/1) ... [2019-08-22 01:54:18,723 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:54:18" (1/1) ... [2019-08-22 01:54:18,724 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:54:18" (1/1) ... [2019-08-22 01:54:18,747 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:54:18" (1/1) ... [2019-08-22 01:54:18,762 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:54:18" (1/1) ... [2019-08-22 01:54:18,766 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:54:18" (1/1) ... [2019-08-22 01:54:18,772 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 01:54:18,773 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 01:54:18,773 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 01:54:18,773 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 01:54:18,775 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:54:18" (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 [2019-08-22 01:54:18,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 01:54:18,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 01:54:18,845 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 01:54:18,845 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 01:54:18,846 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-22 01:54:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-22 01:54:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-22 01:54:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-22 01:54:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-22 01:54:18,848 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-22 01:54:18,848 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-22 01:54:18,848 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-22 01:54:18,849 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-22 01:54:18,849 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-22 01:54:18,850 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-22 01:54:18,851 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-22 01:54:18,853 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 01:54:18,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 01:54:18,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 01:54:20,017 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 01:54:20,018 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-22 01:54:20,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 01:54:20 BoogieIcfgContainer [2019-08-22 01:54:20,019 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 01:54:20,020 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 01:54:20,020 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 01:54:20,020 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 01:54:20,021 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 01:54:20" (1/1) ... [2019-08-22 01:54:20,043 INFO L148 IcfgInterpreter]: Started Sifa with 7 locations of interest [2019-08-22 01:54:20,055 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 01:54:20,073 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 01:54:20,083 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 01:54:20,085 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 01:54:20,250 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 01:54:20,250 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 01:54:20,260 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2019-08-22 01:54:20,261 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 01:54:20,444 WARN L188 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-08-22 01:54:20,446 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 01:54:20,469 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:54:20,471 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:54:20,472 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:54:20,475 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2019-08-22 01:54:20,476 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 01:54:20,657 WARN L188 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-08-22 01:54:20,657 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 01:54:20,658 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 01:54:20,659 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:151, output treesize:157 [2019-08-22 01:54:20,739 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 204 [2019-08-22 01:54:23,433 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:54:23,451 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:54:23,473 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:54:23,538 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 01:54:23,538 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 01:54:23,540 INFO L179 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 2949#(and (<= ~mode2~0 0) (<= 1 ~st1~0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= ~st1~0 1) (<= 0 ~mode2~0) (<= 0 ~__return_1744~0) (<= main_~main__c1~0 0) (<= ~__return_1744~0 0) (<= main_~check__tmp~6 0) (<= ~mode3~0 0) (<= 0 main_~check__tmp~6) (<= 0 main_~main__c1~0)) [2019-08-22 01:54:23,541 INFO L179 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 4783#(and (<= ~mode1~0 1) (<= ~mode3~0 1) (<= main_~main__c1~0 1) (<= 0 ~mode1~0) (<= 0 ~mode3~0) (<= 0 ~mode2~0) (<= 0 main_~main__c1~0) (<= ~mode2~0 1)) [2019-08-22 01:54:23,541 INFO L179 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 3691#(and (<= ~mode2~0 0) (<= 0 ~mode1~0) (<= main_~check__tmp~3 0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~__return_1827~0 0) (<= 0 ~__return_1827~0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 main_~check__tmp~3) (<= 1 ~st3~0)) [2019-08-22 01:54:23,541 INFO L179 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 3704#(and (<= 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) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= main_~check__tmp~5 0) (<= ~__return_2162~0 0) (<= 0 ~__return_2162~0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 1 ~st3~0) (<= 0 main_~check__tmp~5)) [2019-08-22 01:54:23,542 INFO L179 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 4047#(and (<= ~mode2~0 0) (<= 1 ~st1~0) (<= 0 ~mode1~0) (<= 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 ~__return_2082~0) (<= 0 (+ ~st3~0 1)) (<= main_~check__tmp~8 0) (<= ~mode3~0 0) (<= ~__return_2082~0 0) (<= 0 main_~main__c1~0)) [2019-08-22 01:54:23,542 INFO L179 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 2968#(and (<= ~mode2~0 0) (<= 1 ~st1~0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 0 ~__return_1893~0) (<= ~st3~0 1) (<= ~st1~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~__return_1893~0 0) (<= 0 (+ ~st2~0 1)) (<= ~mode3~0 0) (<= main_~check__tmp~7 0) (<= 0 main_~main__c1~0) (<= 0 main_~check__tmp~7) (<= 1 ~st3~0)) [2019-08-22 01:54:23,542 INFO L179 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 3670#(and (<= 0 ~__return_2004~0) (<= ~__return_2004~0 0) (<= ~mode2~0 0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= main_~check__tmp~4 0) (<= 0 main_~check__tmp~4) (<= ~mode3~0 0) (<= 0 main_~main__c1~0)) [2019-08-22 01:54:23,559 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-22 01:54:23,560 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 01:54:23,562 INFO L168 Benchmark]: Toolchain (without parser) took 5606.29 ms. Allocated memory was 134.2 MB in the beginning and 383.8 MB in the end (delta: 249.6 MB). Free memory was 88.9 MB in the beginning and 248.2 MB in the end (delta: -159.3 MB). Peak memory consumption was 200.2 MB. Max. memory is 7.1 GB. [2019-08-22 01:54:23,563 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 134.2 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-22 01:54:23,567 INFO L168 Benchmark]: CACSL2BoogieTranslator took 741.16 ms. Allocated memory was 134.2 MB in the beginning and 202.9 MB in the end (delta: 68.7 MB). Free memory was 88.4 MB in the beginning and 170.8 MB in the end (delta: -82.3 MB). Peak memory consumption was 35.6 MB. Max. memory is 7.1 GB. [2019-08-22 01:54:23,568 INFO L168 Benchmark]: Boogie Preprocessor took 75.01 ms. Allocated memory is still 202.9 MB. Free memory was 170.8 MB in the beginning and 166.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-08-22 01:54:23,568 INFO L168 Benchmark]: RCFGBuilder took 1246.29 ms. Allocated memory is still 202.9 MB. Free memory was 166.8 MB in the beginning and 84.9 MB in the end (delta: 82.0 MB). Peak memory consumption was 82.0 MB. Max. memory is 7.1 GB. [2019-08-22 01:54:23,570 INFO L168 Benchmark]: Symbolic Interpretation took 3540.08 ms. Allocated memory was 202.9 MB in the beginning and 383.8 MB in the end (delta: 180.9 MB). Free memory was 84.9 MB in the beginning and 248.2 MB in the end (delta: -163.3 MB). Peak memory consumption was 127.5 MB. Max. memory is 7.1 GB. [2019-08-22 01:54:23,574 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 867]: 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 2949#(and (<= ~mode2~0 0) (<= 1 ~st1~0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= ~st1~0 1) (<= 0 ~mode2~0) (<= 0 ~__return_1744~0) (<= main_~main__c1~0 0) (<= ~__return_1744~0 0) (<= main_~check__tmp~6 0) (<= ~mode3~0 0) (<= 0 main_~check__tmp~6) (<= 0 main_~main__c1~0)). 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 4783#(and (<= ~mode1~0 1) (<= ~mode3~0 1) (<= main_~main__c1~0 1) (<= 0 ~mode1~0) (<= 0 ~mode3~0) (<= 0 ~mode2~0) (<= 0 main_~main__c1~0) (<= ~mode2~0 1)). Possible FailurePath: - UnprovableResult [Line: 617]: 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 3691#(and (<= ~mode2~0 0) (<= 0 ~mode1~0) (<= main_~check__tmp~3 0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~__return_1827~0 0) (<= 0 ~__return_1827~0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 main_~check__tmp~3) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 752]: 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 3704#(and (<= 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) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= main_~check__tmp~5 0) (<= ~__return_2162~0 0) (<= 0 ~__return_2162~0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 1 ~st3~0) (<= 0 main_~check__tmp~5)). Possible FailurePath: - UnprovableResult [Line: 988]: 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 4047#(and (<= ~mode2~0 0) (<= 1 ~st1~0) (<= 0 ~mode1~0) (<= 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 ~__return_2082~0) (<= 0 (+ ~st3~0 1)) (<= main_~check__tmp~8 0) (<= ~mode3~0 0) (<= ~__return_2082~0 0) (<= 0 main_~main__c1~0)). Possible FailurePath: - UnprovableResult [Line: 914]: 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 2968#(and (<= ~mode2~0 0) (<= 1 ~st1~0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 0 ~__return_1893~0) (<= ~st3~0 1) (<= ~st1~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~__return_1893~0 0) (<= 0 (+ ~st2~0 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: 705]: 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 3670#(and (<= 0 ~__return_2004~0) (<= ~__return_2004~0 0) (<= ~mode2~0 0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= main_~check__tmp~4 0) (<= 0 main_~check__tmp~4) (<= ~mode3~0 0) (<= 0 main_~main__c1~0)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 134.2 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 741.16 ms. Allocated memory was 134.2 MB in the beginning and 202.9 MB in the end (delta: 68.7 MB). Free memory was 88.4 MB in the beginning and 170.8 MB in the end (delta: -82.3 MB). Peak memory consumption was 35.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 75.01 ms. Allocated memory is still 202.9 MB. Free memory was 170.8 MB in the beginning and 166.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1246.29 ms. Allocated memory is still 202.9 MB. Free memory was 166.8 MB in the beginning and 84.9 MB in the end (delta: 82.0 MB). Peak memory consumption was 82.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 3540.08 ms. Allocated memory was 202.9 MB in the beginning and 383.8 MB in the end (delta: 180.9 MB). Free memory was 84.9 MB in the beginning and 248.2 MB in the end (delta: -163.3 MB). Peak memory consumption was 127.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...