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/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 19:48:40,776 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 19:48:40,778 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 19:48:40,790 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 19:48:40,790 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 19:48:40,791 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 19:48:40,793 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 19:48:40,795 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 19:48:40,796 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 19:48:40,797 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 19:48:40,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 19:48:40,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 19:48:40,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 19:48:40,800 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 19:48:40,801 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 19:48:40,802 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 19:48:40,803 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 19:48:40,804 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 19:48:40,806 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 19:48:40,808 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 19:48:40,809 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 19:48:40,810 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 19:48:40,811 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 19:48:40,812 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 19:48:40,814 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-31 19:48:40,814 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-31 19:48:40,814 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-31 19:48:40,815 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-31 19:48:40,816 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-31 19:48:40,816 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-31 19:48:40,817 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 19:48:40,817 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 19:48:40,818 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 19:48:40,819 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 19:48:40,820 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 19:48:40,820 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 19:48:40,821 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 19:48:40,821 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 19:48:40,821 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 19:48:40,822 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 19:48:40,823 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 19:48:40,823 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 [2019-08-31 19:48:40,838 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 19:48:40,838 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 19:48:40,839 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 19:48:40,840 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 19:48:40,840 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 19:48:40,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 19:48:40,840 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 19:48:40,840 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 19:48:40,841 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 19:48:40,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 19:48:40,841 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 19:48:40,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 19:48:40,841 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 19:48:40,841 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 19:48:40,842 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 19:48:40,842 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 19:48:40,842 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 19:48:40,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 19:48:40,842 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 19:48:40,843 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 19:48:40,843 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 19:48:40,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 19:48:40,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 19:48:40,843 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 19:48:40,844 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 19:48:40,844 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 19:48:40,844 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 19:48:40,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 19:48:40,844 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 19:48:40,873 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 19:48:40,885 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 19:48:40,889 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 19:48:40,890 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 19:48:40,891 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 19:48:40,891 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c [2019-08-31 19:48:40,953 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78aa4417b/cd113bd4c0c84e9bbb0011cc6e38e7cf/FLAG2bcc0a86c [2019-08-31 19:48:41,456 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 19:48:41,457 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c [2019-08-31 19:48:41,475 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78aa4417b/cd113bd4c0c84e9bbb0011cc6e38e7cf/FLAG2bcc0a86c [2019-08-31 19:48:41,769 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78aa4417b/cd113bd4c0c84e9bbb0011cc6e38e7cf [2019-08-31 19:48:41,778 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 19:48:41,779 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 19:48:41,780 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 19:48:41,780 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 19:48:41,784 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 19:48:41,785 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 07:48:41" (1/1) ... [2019-08-31 19:48:41,788 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34d5b58c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:41, skipping insertion in model container [2019-08-31 19:48:41,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 07:48:41" (1/1) ... [2019-08-31 19:48:41,796 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 19:48:41,836 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 19:48:42,170 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 19:48:42,190 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 19:48:42,338 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 19:48:42,356 INFO L192 MainTranslator]: Completed translation [2019-08-31 19:48:42,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:42 WrapperNode [2019-08-31 19:48:42,357 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 19:48:42,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 19:48:42,358 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 19:48:42,358 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 19:48:42,368 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:42" (1/1) ... [2019-08-31 19:48:42,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:42" (1/1) ... [2019-08-31 19:48:42,377 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:42" (1/1) ... [2019-08-31 19:48:42,377 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:42" (1/1) ... [2019-08-31 19:48:42,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:42" (1/1) ... [2019-08-31 19:48:42,399 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:42" (1/1) ... [2019-08-31 19:48:42,401 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:42" (1/1) ... [2019-08-31 19:48:42,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 19:48:42,406 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 19:48:42,406 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 19:48:42,406 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 19:48:42,407 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:42" (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 [2019-08-31 19:48:42,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 19:48:42,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 19:48:42,456 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-31 19:48:42,456 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-31 19:48:42,457 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-31 19:48:42,457 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-08-31 19:48:42,457 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-31 19:48:42,457 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-31 19:48:42,458 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 19:48:42,458 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-31 19:48:42,458 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 19:48:42,458 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-31 19:48:42,459 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-31 19:48:42,459 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-31 19:48:42,460 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-31 19:48:42,460 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-31 19:48:42,461 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-31 19:48:42,461 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-31 19:48:42,462 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-31 19:48:42,462 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-31 19:48:42,462 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-31 19:48:42,462 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-31 19:48:42,462 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-31 19:48:42,462 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-31 19:48:42,462 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 19:48:42,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 19:48:42,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 19:48:43,040 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 19:48:43,040 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-31 19:48:43,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 07:48:43 BoogieIcfgContainer [2019-08-31 19:48:43,042 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 19:48:43,042 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 19:48:43,043 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 19:48:43,043 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 19:48:43,044 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 07:48:43" (1/1) ... [2019-08-31 19:48:43,088 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 19:48:43,089 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 19:48:43,104 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 19:48:43,114 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 19:48:43,116 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 19:48:43,254 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-31 19:48:43,255 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-31 19:48:43,256 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-31 19:48:43,268 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 15 treesize of output 21 [2019-08-31 19:48:43,269 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 19:48:43,436 WARN L188 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-08-31 19:48:43,438 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 19:48:43,457 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:48:43,459 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:48:43,461 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:48:43,463 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:48:43,465 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:48:43,466 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:48:43,469 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 12 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2019-08-31 19:48:43,469 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 19:48:43,629 WARN L188 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-08-31 19:48:43,630 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 19:48:43,630 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 19:48:43,631 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:121, output treesize:131 [2019-08-31 19:48:43,697 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 183 for LOIs [2019-08-31 19:48:44,181 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,183 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,184 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,186 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,187 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,188 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,192 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,195 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,196 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,198 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,199 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,200 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,202 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,203 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,204 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,205 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,207 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,208 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,211 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,214 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,215 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,217 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,219 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,279 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,280 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,285 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,286 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,288 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,290 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,296 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,298 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,300 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,429 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,430 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,436 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,438 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,440 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,443 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,445 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,449 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,450 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,578 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,578 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,579 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,582 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,583 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,586 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,587 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,587 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,588 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,607 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,608 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,610 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,610 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,611 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,612 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,614 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,615 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,616 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,658 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,659 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,660 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,660 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,661 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,665 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,668 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,669 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,669 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,670 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,675 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,731 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,732 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,733 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,733 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,734 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:44,736 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 46 for LOIs [2019-08-31 19:48:44,740 INFO L183 IcfgInterpreter]: Interpretation finished [2019-08-31 19:48:44,741 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-31 19:48:44,744 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 427#(and (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p1_new~0) (<= assert_~arg 1) (= (mod assert_~arg 256) 0) (<= |assert_#in~arg| 1) (<= 0 |assert_#in~arg|) (= ~nomsg~0 ~p4_new~0) (= assert_~arg |assert_#in~arg|) (= ~p3_new~0 ~nomsg~0) (or (and (= 1 |assert_#in~arg|) (or (and (not (< (mod ~r1~0 256) 4)) (<= 4 (mod ~r1~0 256)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1)) (and (< (mod ~r1~0 256) 4) (or (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0) (not (<= 4 (mod ~r1~0 256)))) (and (<= 4 (mod ~r1~0 256)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1)))))) (and (or (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1)) (and (not (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (not (<= 4 (mod ~r1~0 256)))) (and (not (< (mod ~r1~0 256) 4)) (<= 4 (mod ~r1~0 256)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (not (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1)))) (= 0 |assert_#in~arg|))) (<= 0 assert_~arg)) [2019-08-31 19:48:44,762 INFO L103 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-08-31 19:48:44,767 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-08-31 19:48:44,769 INFO L168 Benchmark]: Toolchain (without parser) took 2989.60 ms. Allocated memory was 138.9 MB in the beginning and 262.7 MB in the end (delta: 123.7 MB). Free memory was 86.2 MB in the beginning and 160.8 MB in the end (delta: -74.6 MB). Peak memory consumption was 49.1 MB. Max. memory is 7.1 GB. [2019-08-31 19:48:44,772 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-31 19:48:44,773 INFO L168 Benchmark]: CACSL2BoogieTranslator took 577.19 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 86.0 MB in the beginning and 174.2 MB in the end (delta: -88.2 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. [2019-08-31 19:48:44,780 INFO L168 Benchmark]: Boogie Preprocessor took 47.63 ms. Allocated memory is still 199.2 MB. Free memory was 174.2 MB in the beginning and 171.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-08-31 19:48:44,781 INFO L168 Benchmark]: RCFGBuilder took 636.38 ms. Allocated memory is still 199.2 MB. Free memory was 171.7 MB in the beginning and 136.5 MB in the end (delta: 35.2 MB). Peak memory consumption was 35.2 MB. Max. memory is 7.1 GB. [2019-08-31 19:48:44,782 INFO L168 Benchmark]: Sifa took 1724.68 ms. Allocated memory was 199.2 MB in the beginning and 262.7 MB in the end (delta: 63.4 MB). Free memory was 136.5 MB in the beginning and 160.8 MB in the end (delta: -24.3 MB). Peak memory consumption was 39.2 MB. Max. memory is 7.1 GB. [2019-08-31 19:48:44,794 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 577.19 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 86.0 MB in the beginning and 174.2 MB in the end (delta: -88.2 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.63 ms. Allocated memory is still 199.2 MB. Free memory was 174.2 MB in the beginning and 171.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 636.38 ms. Allocated memory is still 199.2 MB. Free memory was 171.7 MB in the beginning and 136.5 MB in the end (delta: 35.2 MB). Peak memory consumption was 35.2 MB. Max. memory is 7.1 GB. * Sifa took 1724.68 ms. Allocated memory was 199.2 MB in the beginning and 262.7 MB in the end (delta: 63.4 MB). Free memory was 136.5 MB in the beginning and 160.8 MB in the end (delta: -24.3 MB). Peak memory consumption was 39.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 1.7s OVERALL_TIME, 3 ICFG_INTERPRETER_ENTERED_PROCEDURES, 153 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 1 DAG_INTERPRETER_EARLY_EXITS, 137 TOOLS_POST_APPLICATIONS, 0.6s TOOLS_POST_TIME, 15 TOOLS_POST_CALL_APPLICATIONS, 0.2s TOOLS_POST_CALL_TIME, 13 TOOLS_POST_RETURN_APPLICATIONS, 0.2s TOOLS_POST_RETURN_TIME, 0.9s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 154 FLUID_QUERIES, 4 FLUID_YES_ANSWERS, 59 DOMAIN_JOIN_APPLICATIONS, 0.4s DOMAIN_JOIN_TIME, 4 DOMAIN_ALPHA_APPLICATIONS, 0.0s DOMAIN_ALPHA_TIME, 0 DOMAIN_WIDEN_APPLICATIONS, 0.0s DOMAIN_WIDEN_TIME, 1 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0.0s DOMAIN_ISSUBSETEQ_TIME, 51 DOMAIN_ISBOTTOM_APPLICATIONS, 0.1s DOMAIN_ISBOTTOM_TIME, 1 LOOP_SUMMARIZER_APPLICATIONS, 1 LOOP_SUMMARIZER_CACHE_MISSES, 0.1s LOOP_SUMMARIZER_OVERALL_TIME, 0.1s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 1 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 13 CALL_SUMMARIZER_APPLICATIONS, 8 CALL_SUMMARIZER_CACHE_MISSES, 1.1s CALL_SUMMARIZER_OVERALL_TIME, 1.1s CALL_SUMMARIZER_NEW_COMPUTATION_TIME, 0.0s PROCEDURE_GRAPH_BUILDER_TIME, 0.0s PATH_EXPR_TIME, 0.0s REGEX_TO_DAG_TIME, 0.0s DAG_COMPRESSION_TIME, 331 DAG_COMPRESSION_PROCESSED_NODES, 175 DAG_COMPRESSION_RETAINED_NODES - UnprovableResult [Line: 396]: 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 427#(and (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p1_new~0) (<= assert_~arg 1) (= (mod assert_~arg 256) 0) (<= |assert_#in~arg| 1) (<= 0 |assert_#in~arg|) (= ~nomsg~0 ~p4_new~0) (= assert_~arg |assert_#in~arg|) (= ~p3_new~0 ~nomsg~0) (or (and (= 1 |assert_#in~arg|) (or (and (not (< (mod ~r1~0 256) 4)) (<= 4 (mod ~r1~0 256)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1)) (and (< (mod ~r1~0 256) 4) (or (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0) (not (<= 4 (mod ~r1~0 256)))) (and (<= 4 (mod ~r1~0 256)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1)))))) (and (or (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1)) (and (not (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (not (<= 4 (mod ~r1~0 256)))) (and (not (< (mod ~r1~0 256) 4)) (<= 4 (mod ~r1~0 256)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (not (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1)))) (= 0 |assert_#in~arg|))) (<= 0 assert_~arg)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...