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.5.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-01cf0bf [2019-08-22 01:56:54,274 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 01:56:54,276 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 01:56:54,287 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 01:56:54,288 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 01:56:54,289 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 01:56:54,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 01:56:54,292 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 01:56:54,294 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 01:56:54,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 01:56:54,296 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 01:56:54,297 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-08-22 01:56:54,319 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 01:56:54,320 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 01:56:54,321 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 01:56:54,321 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 01:56:54,336 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 01:56:54,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 01:56:54,337 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 01:56:54,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 01:56:54,337 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 01:56:54,338 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 01:56:54,338 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 01:56:54,338 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 01:56:54,338 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 01:56:54,338 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 01:56:54,339 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 01:56:54,339 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 01:56:54,339 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 01:56:54,339 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 01:56:54,339 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 01:56:54,339 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 01:56:54,340 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 01:56:54,340 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 01:56:54,340 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 01:56:54,340 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 01:56:54,340 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 01:56:54,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 01:56:54,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 01:56:54,341 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 01:56:54,341 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 01:56:54,341 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 01:56:54,342 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 01:56:54,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 01:56:54,342 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 01:56:54,375 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 01:56:54,391 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 01:56:54,395 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 01:56:54,397 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 01:56:54,397 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 01:56:54,397 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-08-22 01:56:54,461 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c598ffdd/bfda12fa281148bdabb78080244c7f49/FLAG650afc811 [2019-08-22 01:56:55,019 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 01:56:55,020 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-08-22 01:56:55,031 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c598ffdd/bfda12fa281148bdabb78080244c7f49/FLAG650afc811 [2019-08-22 01:56:55,314 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c598ffdd/bfda12fa281148bdabb78080244c7f49 [2019-08-22 01:56:55,325 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 01:56:55,326 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 01:56:55,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 01:56:55,327 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 01:56:55,330 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 01:56:55,331 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 01:56:55" (1/1) ... [2019-08-22 01:56:55,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19d8867d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:56:55, skipping insertion in model container [2019-08-22 01:56:55,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 01:56:55" (1/1) ... [2019-08-22 01:56:55,340 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 01:56:55,397 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 01:56:55,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 01:56:55,825 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 01:56:55,925 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 01:56:55,972 INFO L192 MainTranslator]: Completed translation [2019-08-22 01:56:55,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:56:55 WrapperNode [2019-08-22 01:56:55,976 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 01:56:55,977 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 01:56:55,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 01:56:55,977 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 01:56:55,993 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:56:55" (1/1) ... [2019-08-22 01:56:55,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:56:55" (1/1) ... [2019-08-22 01:56:56,006 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:56:55" (1/1) ... [2019-08-22 01:56:56,007 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:56:55" (1/1) ... [2019-08-22 01:56:56,025 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:56:55" (1/1) ... [2019-08-22 01:56:56,047 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:56:55" (1/1) ... [2019-08-22 01:56:56,051 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:56:55" (1/1) ... [2019-08-22 01:56:56,057 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 01:56:56,058 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 01:56:56,058 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 01:56:56,058 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 01:56:56,059 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:56:55" (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 01:56:56,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 01:56:56,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 01:56:56,116 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 01:56:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 01:56:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-22 01:56:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-22 01:56:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-22 01:56:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-22 01:56:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-22 01:56:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-22 01:56:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-22 01:56:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-22 01:56:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-22 01:56:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-22 01:56:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-22 01:56:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-22 01:56:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-22 01:56:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-22 01:56:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 01:56:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 01:56:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 01:56:56,881 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 01:56:56,881 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-22 01:56:56,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 01:56:56 BoogieIcfgContainer [2019-08-22 01:56:56,883 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 01:56:56,883 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 01:56:56,883 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 01:56:56,884 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 01:56:56,885 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 01:56:56" (1/1) ... [2019-08-22 01:56:56,899 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 01:56:56,902 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 01:56:56,911 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 01:56:56,921 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 01:56:56,923 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 01:56:57,035 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 01:56:57,036 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 01:56:57,038 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 01:56:57,040 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 01:56:57,054 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 26 [2019-08-22 01:56:57,054 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 01:56:57,326 WARN L188 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-08-22 01:56:57,327 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 01:56:57,344 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:56:57,345 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:56:57,346 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:56:57,348 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:56:57,349 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:56:57,350 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:56:57,352 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:56:57,353 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:56:57,354 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:56:57,356 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:56:57,359 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 20 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 26 [2019-08-22 01:56:57,360 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 01:56:57,573 WARN L188 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-08-22 01:56:57,574 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 01:56:57,575 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 01:56:57,576 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:160, output treesize:174 [2019-08-22 01:56:57,628 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 195 [2019-08-22 01:57:18,687 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 01:57:18,688 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 01:57:18,690 INFO L179 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 127422#(or (and (<= ~__return_6448~0 0) (<= ~mode4~0 1) (<= 0 ~mode1~0) (<= main_~check__tmp~1 0) (<= 0 ~mode2~0) (<= 0 ~mode5~0) (<= ~mode5~0 1) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= 0 ~mode4~0) (<= 0 ~__return_6448~0) (<= 0 main_~check__tmp~1)) (and (<= ~mode4~0 1) (<= main_~main__c1~0 1) (<= 0 ~mode1~0) (<= main_~check__tmp~1 1) (<= 0 ~mode2~0) (<= 0 ~mode5~0) (<= ~mode5~0 1) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= ~__return_6448~0 1) (<= 0 ~__return_6448~0) (<= 0 main_~check__tmp~1))) [2019-08-22 01:57:18,697 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-22 01:57:18,697 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 01:57:18,699 INFO L168 Benchmark]: Toolchain (without parser) took 23372.59 ms. Allocated memory was 141.0 MB in the beginning and 1.1 GB in the end (delta: 983.6 MB). Free memory was 86.6 MB in the beginning and 408.8 MB in the end (delta: -322.2 MB). Peak memory consumption was 895.1 MB. Max. memory is 7.1 GB. [2019-08-22 01:57:18,700 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 141.0 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-22 01:57:18,701 INFO L168 Benchmark]: CACSL2BoogieTranslator took 649.58 ms. Allocated memory was 141.0 MB in the beginning and 201.3 MB in the end (delta: 60.3 MB). Free memory was 86.4 MB in the beginning and 172.2 MB in the end (delta: -85.8 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. [2019-08-22 01:57:18,702 INFO L168 Benchmark]: Boogie Preprocessor took 80.52 ms. Allocated memory is still 201.3 MB. Free memory was 172.2 MB in the beginning and 169.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-08-22 01:57:18,703 INFO L168 Benchmark]: RCFGBuilder took 825.07 ms. Allocated memory is still 201.3 MB. Free memory was 169.7 MB in the beginning and 108.6 MB in the end (delta: 61.1 MB). Peak memory consumption was 61.1 MB. Max. memory is 7.1 GB. [2019-08-22 01:57:18,704 INFO L168 Benchmark]: Symbolic Interpretation took 21814.21 ms. Allocated memory was 201.3 MB in the beginning and 1.1 GB in the end (delta: 923.3 MB). Free memory was 108.6 MB in the beginning and 408.8 MB in the end (delta: -300.2 MB). Peak memory consumption was 856.9 MB. Max. memory is 7.1 GB. [2019-08-22 01:57:18,708 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 405]: 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 127422#(or (and (<= ~__return_6448~0 0) (<= ~mode4~0 1) (<= 0 ~mode1~0) (<= main_~check__tmp~1 0) (<= 0 ~mode2~0) (<= 0 ~mode5~0) (<= ~mode5~0 1) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= 0 ~mode4~0) (<= 0 ~__return_6448~0) (<= 0 main_~check__tmp~1)) (and (<= ~mode4~0 1) (<= main_~main__c1~0 1) (<= 0 ~mode1~0) (<= main_~check__tmp~1 1) (<= 0 ~mode2~0) (<= 0 ~mode5~0) (<= ~mode5~0 1) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= ~__return_6448~0 1) (<= 0 ~__return_6448~0) (<= 0 main_~check__tmp~1))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 141.0 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 649.58 ms. Allocated memory was 141.0 MB in the beginning and 201.3 MB in the end (delta: 60.3 MB). Free memory was 86.4 MB in the beginning and 172.2 MB in the end (delta: -85.8 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 80.52 ms. Allocated memory is still 201.3 MB. Free memory was 172.2 MB in the beginning and 169.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 825.07 ms. Allocated memory is still 201.3 MB. Free memory was 169.7 MB in the beginning and 108.6 MB in the end (delta: 61.1 MB). Peak memory consumption was 61.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 21814.21 ms. Allocated memory was 201.3 MB in the beginning and 1.1 GB in the end (delta: 923.3 MB). Free memory was 108.6 MB in the beginning and 408.8 MB in the end (delta: -300.2 MB). Peak memory consumption was 856.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...