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.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-01cf0bf [2019-08-22 01:53:46,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 01:53:46,954 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 01:53:46,973 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 01:53:46,973 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 01:53:46,975 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 01:53:46,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 01:53:46,991 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 01:53:46,993 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 01:53:46,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 01:53:46,997 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 01:53:46,998 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 01:53:46,998 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 01:53:46,999 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 01:53:47,000 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 01:53:47,002 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 01:53:47,003 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 01:53:47,004 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 01:53:47,005 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 01:53:47,007 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 01:53:47,009 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 01:53:47,010 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 01:53:47,011 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 01:53:47,012 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 01:53:47,014 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-22 01:53:47,017 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 01:53:47,018 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 01:53:47,018 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 01:53:47,019 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 01:53:47,020 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 01:53:47,020 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 01:53:47,021 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 01:53:47,021 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 01:53:47,021 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 01:53:47,022 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 01:53:47,023 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 01:53:47,024 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 01:53:47,039 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 01:53:47,040 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 01:53:47,041 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 01:53:47,041 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 01:53:47,042 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 01:53:47,042 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 01:53:47,042 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 01:53:47,043 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 01:53:47,043 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 01:53:47,043 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 01:53:47,043 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 01:53:47,043 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 01:53:47,044 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 01:53:47,044 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 01:53:47,044 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 01:53:47,046 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 01:53:47,046 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 01:53:47,046 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 01:53:47,047 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 01:53:47,047 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 01:53:47,047 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 01:53:47,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 01:53:47,048 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 01:53:47,048 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 01:53:47,048 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 01:53:47,048 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 01:53:47,049 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 01:53:47,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 01:53:47,049 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 01:53:47,092 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 01:53:47,116 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 01:53:47,121 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 01:53:47,122 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 01:53:47,123 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 01:53:47,124 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-08-22 01:53:47,207 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c40719a0d/3116c54060d74d5a804d202efbe0405f/FLAG6002591d4 [2019-08-22 01:53:47,796 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 01:53:47,796 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-08-22 01:53:47,809 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c40719a0d/3116c54060d74d5a804d202efbe0405f/FLAG6002591d4 [2019-08-22 01:53:48,111 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c40719a0d/3116c54060d74d5a804d202efbe0405f [2019-08-22 01:53:48,122 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 01:53:48,124 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 01:53:48,125 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 01:53:48,125 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 01:53:48,129 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 01:53:48,130 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 01:53:48" (1/1) ... [2019-08-22 01:53:48,133 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@179e64e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:53:48, skipping insertion in model container [2019-08-22 01:53:48,134 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 01:53:48" (1/1) ... [2019-08-22 01:53:48,142 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 01:53:48,220 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 01:53:48,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 01:53:48,668 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 01:53:48,817 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 01:53:48,837 INFO L192 MainTranslator]: Completed translation [2019-08-22 01:53:48,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:53:48 WrapperNode [2019-08-22 01:53:48,838 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 01:53:48,839 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 01:53:48,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 01:53:48,839 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 01:53:48,850 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:53:48" (1/1) ... [2019-08-22 01:53:48,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:53:48" (1/1) ... [2019-08-22 01:53:48,867 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:53:48" (1/1) ... [2019-08-22 01:53:48,867 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:53:48" (1/1) ... [2019-08-22 01:53:48,891 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:53:48" (1/1) ... [2019-08-22 01:53:48,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:53:48" (1/1) ... [2019-08-22 01:53:48,912 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:53:48" (1/1) ... [2019-08-22 01:53:48,919 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 01:53:48,920 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 01:53:48,920 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 01:53:48,920 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 01:53:48,921 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:53:48" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 01:53:49,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 01:53:49,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 01:53:49,013 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 01:53:49,013 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 01:53:49,014 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-22 01:53:49,015 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-22 01:53:49,015 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-22 01:53:49,015 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-22 01:53:49,016 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-22 01:53:49,016 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-22 01:53:49,016 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-22 01:53:49,017 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-22 01:53:49,017 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-22 01:53:49,018 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-22 01:53:49,019 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-22 01:53:49,019 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-22 01:53:49,022 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 01:53:49,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 01:53:49,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 01:53:50,569 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 01:53:50,569 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-22 01:53:50,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 01:53:50 BoogieIcfgContainer [2019-08-22 01:53:50,571 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 01:53:50,572 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 01:53:50,572 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 01:53:50,572 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 01:53:50,574 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 01:53:50" (1/1) ... [2019-08-22 01:53:50,595 INFO L148 IcfgInterpreter]: Started Sifa with 7 locations of interest [2019-08-22 01:53:50,610 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 01:53:50,626 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 01:53:50,634 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 01:53:50,636 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 01:53:50,757 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 01:53:50,758 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 01:53:50,770 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 01:53:50,770 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 01:53:50,993 WARN L188 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-08-22 01:53:50,994 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 01:53:51,017 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:53:51,020 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:53:51,022 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:53:51,024 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 01:53:51,024 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 01:53:51,230 WARN L188 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-08-22 01:53:51,230 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 01:53:51,231 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 01:53:51,232 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:151, output treesize:157 [2019-08-22 01:53:51,310 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 204 [2019-08-22 01:53:53,462 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 01:53:53,462 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 01:53:53,464 INFO L179 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 1684#(and (<= ~mode2~0 0) (<= 0 ~__return_1834~0) (<= main_~check__tmp~3 0) (<= 0 ~mode3~0) (<= ~mode3~0 0) (<= ~__return_1834~0 0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= 0 main_~check__tmp~3) (<= 1 ~st3~0)) [2019-08-22 01:53:53,465 INFO L179 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 1756#(and (<= 0 ~__return_1900~0) (<= ~__return_1900~0 0) (<= 0 ~mode3~0) (<= ~mode3~0 0) (<= main_~check__tmp~7 0) (<= ~st3~0 1) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= 0 main_~check__tmp~7) (<= 1 ~st3~0)) [2019-08-22 01:53:53,466 INFO L179 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1588#true [2019-08-22 01:53:53,466 INFO L179 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 1732#(and (<= main_~check__tmp~8 0) (<= ~__return_2089~0 0) (<= 0 ~__return_2089~0) (<= 0 main_~check__tmp~8) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0)) [2019-08-22 01:53:53,466 INFO L179 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 1708#(and (<= ~__return_2169~0 0) (<= 0 (+ ~st1~0 1)) (<= ~mode2~0 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) (<= ~mode3~0 0) (<= 0 ~__return_2169~0) (<= 0 main_~main__c1~0) (<= 1 ~st3~0) (<= 0 main_~check__tmp~5)) [2019-08-22 01:53:53,466 INFO L179 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 1652#(and (<= 0 ~__return_2011~0) (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= 0 main_~check__tmp~4) (<= ~mode3~0 0) (<= 1 ~st2~0) (<= 0 ~mode2~0) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= ~__return_2011~0 0) (<= ~st2~0 1) (<= main_~check__tmp~4 0)) [2019-08-22 01:53:53,467 INFO L179 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 1620#(and (<= 0 ~__return_1751~0) (<= main_~check__tmp~6 0) (<= 0 ~mode3~0) (<= ~mode3~0 0) (<= ~__return_1751~0 0) (<= 0 main_~check__tmp~6) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0)) [2019-08-22 01:53:53,481 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-22 01:53:53,482 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 01:53:53,484 INFO L168 Benchmark]: Toolchain (without parser) took 5359.76 ms. Allocated memory was 134.2 MB in the beginning and 326.1 MB in the end (delta: 191.9 MB). Free memory was 88.2 MB in the beginning and 253.6 MB in the end (delta: -165.4 MB). Peak memory consumption was 195.9 MB. Max. memory is 7.1 GB. [2019-08-22 01:53:53,485 INFO L168 Benchmark]: CDTParser took 0.55 ms. Allocated memory is still 134.2 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-22 01:53:53,487 INFO L168 Benchmark]: CACSL2BoogieTranslator took 713.61 ms. Allocated memory was 134.2 MB in the beginning and 201.9 MB in the end (delta: 67.6 MB). Free memory was 88.0 MB in the beginning and 169.5 MB in the end (delta: -81.5 MB). Peak memory consumption was 35.7 MB. Max. memory is 7.1 GB. [2019-08-22 01:53:53,491 INFO L168 Benchmark]: Boogie Preprocessor took 80.58 ms. Allocated memory is still 201.9 MB. Free memory was 169.5 MB in the beginning and 166.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-08-22 01:53:53,495 INFO L168 Benchmark]: RCFGBuilder took 1651.80 ms. Allocated memory is still 201.9 MB. Free memory was 166.2 MB in the beginning and 83.3 MB in the end (delta: 82.9 MB). Peak memory consumption was 82.9 MB. Max. memory is 7.1 GB. [2019-08-22 01:53:53,497 INFO L168 Benchmark]: Symbolic Interpretation took 2910.05 ms. Allocated memory was 201.9 MB in the beginning and 326.1 MB in the end (delta: 124.3 MB). Free memory was 83.3 MB in the beginning and 253.6 MB in the end (delta: -170.2 MB). Peak memory consumption was 123.4 MB. Max. memory is 7.1 GB. [2019-08-22 01:53:53,504 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 618]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 1684#(and (<= ~mode2~0 0) (<= 0 ~__return_1834~0) (<= main_~check__tmp~3 0) (<= 0 ~mode3~0) (<= ~mode3~0 0) (<= ~__return_1834~0 0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= 0 main_~check__tmp~3) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 915]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 1756#(and (<= 0 ~__return_1900~0) (<= ~__return_1900~0 0) (<= 0 ~mode3~0) (<= ~mode3~0 0) (<= main_~check__tmp~7 0) (<= ~st3~0 1) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= 0 main_~check__tmp~7) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 376]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 1588#true. Possible FailurePath: - UnprovableResult [Line: 989]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 1732#(and (<= main_~check__tmp~8 0) (<= ~__return_2089~0 0) (<= 0 ~__return_2089~0) (<= 0 main_~check__tmp~8) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0)). Possible FailurePath: - UnprovableResult [Line: 753]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 1708#(and (<= ~__return_2169~0 0) (<= 0 (+ ~st1~0 1)) (<= ~mode2~0 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) (<= ~mode3~0 0) (<= 0 ~__return_2169~0) (<= 0 main_~main__c1~0) (<= 1 ~st3~0) (<= 0 main_~check__tmp~5)). Possible FailurePath: - UnprovableResult [Line: 706]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 1652#(and (<= 0 ~__return_2011~0) (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= 0 main_~check__tmp~4) (<= ~mode3~0 0) (<= 1 ~st2~0) (<= 0 ~mode2~0) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= ~__return_2011~0 0) (<= ~st2~0 1) (<= main_~check__tmp~4 0)). Possible FailurePath: - UnprovableResult [Line: 868]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 1620#(and (<= 0 ~__return_1751~0) (<= main_~check__tmp~6 0) (<= 0 ~mode3~0) (<= ~mode3~0 0) (<= ~__return_1751~0 0) (<= 0 main_~check__tmp~6) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 ms. Allocated memory is still 134.2 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 713.61 ms. Allocated memory was 134.2 MB in the beginning and 201.9 MB in the end (delta: 67.6 MB). Free memory was 88.0 MB in the beginning and 169.5 MB in the end (delta: -81.5 MB). Peak memory consumption was 35.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 80.58 ms. Allocated memory is still 201.9 MB. Free memory was 169.5 MB in the beginning and 166.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1651.80 ms. Allocated memory is still 201.9 MB. Free memory was 166.2 MB in the beginning and 83.3 MB in the end (delta: 82.9 MB). Peak memory consumption was 82.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2910.05 ms. Allocated memory was 201.9 MB in the beginning and 326.1 MB in the end (delta: 124.3 MB). Free memory was 83.3 MB in the beginning and 253.6 MB in the end (delta: -170.2 MB). Peak memory consumption was 123.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...