java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-regression/ex3_forlist.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 22:04:24,939 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 22:04:24,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 22:04:24,961 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 22:04:24,961 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 22:04:24,962 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 22:04:24,963 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 22:04:24,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 22:04:24,967 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 22:04:24,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 22:04:24,969 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 22:04:24,970 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 22:04:24,970 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 22:04:24,971 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 22:04:24,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 22:04:24,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 22:04:24,974 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 22:04:24,975 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 22:04:24,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 22:04:24,978 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 22:04:24,980 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 22:04:24,981 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 22:04:24,982 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 22:04:24,983 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 22:04:24,985 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-19 22:04:24,988 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 22:04:24,988 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 22:04:24,990 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 22:04:24,991 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 22:04:24,992 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 22:04:24,995 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 22:04:24,996 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 22:04:24,996 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 22:04:24,996 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 22:04:24,997 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 22:04:24,998 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 22:04:25,001 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-19 22:04:25,025 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 22:04:25,026 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 22:04:25,028 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 22:04:25,028 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 22:04:25,029 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 22:04:25,029 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 22:04:25,029 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 22:04:25,029 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 22:04:25,030 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 22:04:25,030 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 22:04:25,031 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 22:04:25,031 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 22:04:25,031 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 22:04:25,032 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 22:04:25,032 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 22:04:25,032 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 22:04:25,032 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 22:04:25,033 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 22:04:25,033 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 22:04:25,033 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 22:04:25,034 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 22:04:25,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 22:04:25,034 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 22:04:25,034 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 22:04:25,035 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 22:04:25,035 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 22:04:25,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 22:04:25,035 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 22:04:25,035 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 22:04:25,095 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 22:04:25,115 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 22:04:25,122 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 22:04:25,124 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 22:04:25,124 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 22:04:25,125 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/ex3_forlist.i [2019-09-19 22:04:25,187 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aacad4451/d24885a8615b48ee8e741f1cd59fd33e/FLAG06bf7b8f0 [2019-09-19 22:04:25,646 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 22:04:25,650 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/ex3_forlist.i [2019-09-19 22:04:25,657 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aacad4451/d24885a8615b48ee8e741f1cd59fd33e/FLAG06bf7b8f0 [2019-09-19 22:04:26,018 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aacad4451/d24885a8615b48ee8e741f1cd59fd33e [2019-09-19 22:04:26,028 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 22:04:26,029 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 22:04:26,030 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 22:04:26,031 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 22:04:26,034 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 22:04:26,035 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:04:26" (1/1) ... [2019-09-19 22:04:26,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c1716ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:04:26, skipping insertion in model container [2019-09-19 22:04:26,038 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:04:26" (1/1) ... [2019-09-19 22:04:26,045 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 22:04:26,063 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 22:04:26,240 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:04:26,246 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 22:04:26,269 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:04:26,376 INFO L192 MainTranslator]: Completed translation [2019-09-19 22:04:26,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:04:26 WrapperNode [2019-09-19 22:04:26,377 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 22:04:26,378 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 22:04:26,378 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 22:04:26,378 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 22:04:26,390 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:04:26" (1/1) ... [2019-09-19 22:04:26,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:04:26" (1/1) ... [2019-09-19 22:04:26,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:04:26" (1/1) ... [2019-09-19 22:04:26,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:04:26" (1/1) ... [2019-09-19 22:04:26,410 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:04:26" (1/1) ... [2019-09-19 22:04:26,415 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:04:26" (1/1) ... [2019-09-19 22:04:26,417 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:04:26" (1/1) ... [2019-09-19 22:04:26,419 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 22:04:26,420 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 22:04:26,420 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 22:04:26,420 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 22:04:26,423 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:04:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 22:04:26,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 22:04:26,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 22:04:26,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-09-19 22:04:26,482 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-19 22:04:26,483 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-09-19 22:04:26,483 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-09-19 22:04:26,483 INFO L138 BoogieDeclarations]: Found implementation of procedure malloc [2019-09-19 22:04:26,484 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 22:04:26,484 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 22:04:26,484 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-09-19 22:04:26,484 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-19 22:04:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 22:04:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 22:04:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-09-19 22:04:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 22:04:26,486 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-09-19 22:04:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 22:04:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 22:04:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 22:04:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 22:04:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 22:04:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-19 22:04:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 22:04:26,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 22:04:26,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 22:04:26,922 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 22:04:26,922 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-19 22:04:26,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:04:26 BoogieIcfgContainer [2019-09-19 22:04:26,923 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 22:04:26,924 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 22:04:26,924 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 22:04:26,924 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 22:04:26,925 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:04:26" (1/1) ... [2019-09-19 22:04:26,926 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=NeverFluid [2019-09-19 22:04:26,948 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 22:04:26,949 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 22:04:26,957 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 22:04:26,965 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 22:04:26,967 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 22:04:27,354 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 54 [2019-09-19 22:04:27,492 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 62 for LOIs [2019-09-19 22:04:28,585 WARN L191 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2019-09-19 22:04:29,061 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 69 [2019-09-19 22:04:29,340 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-19 22:04:31,653 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 38 [2019-09-19 22:04:32,471 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2019-09-19 22:04:32,777 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 51 [2019-09-19 22:04:32,967 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 56 [2019-09-19 22:04:33,261 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-19 22:04:33,452 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 22:04:33,636 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-19 22:04:33,939 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-19 22:04:34,299 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2019-09-19 22:04:34,422 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-19 22:04:34,638 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 51 [2019-09-19 22:04:34,819 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 51 [2019-09-19 22:04:35,133 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-19 22:04:35,411 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 22:04:35,671 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-19 22:04:36,051 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-19 22:04:36,402 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2019-09-19 22:04:36,530 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-19 22:04:36,645 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-19 22:04:36,862 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 51 [2019-09-19 22:04:37,369 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 48 [2019-09-19 22:04:37,417 INFO L199 IcfgInterpreter]: Interpreting procedure g with input of size 48 for LOIs [2019-09-19 22:04:37,548 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 72 [2019-09-19 22:04:37,969 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2019-09-19 22:04:38,132 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-19 22:04:38,327 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 77 [2019-09-19 22:04:38,601 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 22:04:38,785 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 22:04:39,486 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 97 [2019-09-19 22:04:39,932 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 97 [2019-09-19 22:04:40,364 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-19 22:04:40,687 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-19 22:04:41,417 WARN L191 SmtUtils]: Spent 705.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-19 22:04:42,060 WARN L191 SmtUtils]: Spent 626.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-19 22:04:43,343 WARN L191 SmtUtils]: Spent 899.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-19 22:04:44,069 WARN L191 SmtUtils]: Spent 718.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-19 22:04:44,325 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-09-19 22:04:44,347 INFO L199 IcfgInterpreter]: Interpreting procedure __blast_assert with input of size 13 for LOIs [2019-09-19 22:04:44,351 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 22:04:44,352 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 22:04:44,353 INFO L193 IcfgInterpreter]: Reachable states at location __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 250#(exists ((v_g_~i~2_BEFORE_CALL_7 Int)) (not (= (select (select |#memory_int| |~#pstate~0.base|) (+ |~#pstate~0.offset| (* 4 v_g_~i~2_BEFORE_CALL_7))) 1))) [2019-09-19 22:04:44,368 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 22:04:44,368 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 22:04:44,370 INFO L168 Benchmark]: Toolchain (without parser) took 18340.41 ms. Allocated memory was 134.7 MB in the beginning and 371.7 MB in the end (delta: 237.0 MB). Free memory was 88.8 MB in the beginning and 282.5 MB in the end (delta: -193.7 MB). Peak memory consumption was 43.3 MB. Max. memory is 7.1 GB. [2019-09-19 22:04:44,370 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 134.7 MB. Free memory is still 107.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 22:04:44,371 INFO L168 Benchmark]: CACSL2BoogieTranslator took 347.14 ms. Allocated memory was 134.7 MB in the beginning and 199.8 MB in the end (delta: 65.0 MB). Free memory was 88.8 MB in the beginning and 175.7 MB in the end (delta: -87.0 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-09-19 22:04:44,371 INFO L168 Benchmark]: Boogie Preprocessor took 41.71 ms. Allocated memory is still 199.8 MB. Free memory was 175.7 MB in the beginning and 174.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-09-19 22:04:44,371 INFO L168 Benchmark]: RCFGBuilder took 503.72 ms. Allocated memory is still 199.8 MB. Free memory was 174.0 MB in the beginning and 148.2 MB in the end (delta: 25.8 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. [2019-09-19 22:04:44,372 INFO L168 Benchmark]: Sifa took 17444.32 ms. Allocated memory was 199.8 MB in the beginning and 371.7 MB in the end (delta: 172.0 MB). Free memory was 148.2 MB in the beginning and 282.5 MB in the end (delta: -134.3 MB). Peak memory consumption was 37.7 MB. Max. memory is 7.1 GB. [2019-09-19 22:04:44,374 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 134.7 MB. Free memory is still 107.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 347.14 ms. Allocated memory was 134.7 MB in the beginning and 199.8 MB in the end (delta: 65.0 MB). Free memory was 88.8 MB in the beginning and 175.7 MB in the end (delta: -87.0 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.71 ms. Allocated memory is still 199.8 MB. Free memory was 175.7 MB in the beginning and 174.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 503.72 ms. Allocated memory is still 199.8 MB. Free memory was 174.0 MB in the beginning and 148.2 MB in the end (delta: 25.8 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. * Sifa took 17444.32 ms. Allocated memory was 199.8 MB in the beginning and 371.7 MB in the end (delta: 172.0 MB). Free memory was 148.2 MB in the beginning and 282.5 MB in the end (delta: -134.3 MB). Peak memory consumption was 37.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 17405, ICFG_INTERPRETER_ENTERED_PROCEDURES: 4, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 134, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 99, TOOLS_POST_TIME[ms]: 9588, TOOLS_POST_CALL_APPLICATIONS: 17, TOOLS_POST_CALL_TIME[ms]: 1675, TOOLS_POST_RETURN_APPLICATIONS: 13, TOOLS_POST_RETURN_TIME[ms]: 26, TOOLS_QUANTIFIERELIM_APPLICATIONS: 129, TOOLS_QUANTIFIERELIM_TIME[ms]: 11235, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 1675, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 154, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 43, DOMAIN_JOIN_TIME[ms]: 4319, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 8, DOMAIN_WIDEN_TIME[ms]: 1652, DOMAIN_ISSUBSETEQ_APPLICATIONS: 20, DOMAIN_ISSUBSETEQ_TIME[ms]: 21, DOMAIN_ISBOTTOM_APPLICATIONS: 12, DOMAIN_ISBOTTOM_TIME[ms]: 36, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 10705, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10704, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 20, CALL_SUMMARIZER_APPLICATIONS: 13, CALL_SUMMARIZER_CACHE_MISSES: 6, CALL_SUMMARIZER_OVERALL_TIME[ms]: 8948, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 8947, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 19, DAG_COMPRESSION_PROCESSED_NODES: 167, DAG_COMPRESSION_RETAINED_NODES: 88 - UnprovableResult [Line: 6]: 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 250#(exists ((v_g_~i~2_BEFORE_CALL_7 Int)) (not (= (select (select |#memory_int| |~#pstate~0.base|) (+ |~#pstate~0.offset| (* 4 v_g_~i~2_BEFORE_CALL_7))) 1))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...