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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-crafted/simple_array_index_value_4.i.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 02:40:12,355 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 02:40:12,357 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 02:40:12,369 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 02:40:12,369 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 02:40:12,371 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 02:40:12,372 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 02:40:12,374 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 02:40:12,376 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 02:40:12,377 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 02:40:12,378 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 02:40:12,379 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 02:40:12,379 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 02:40:12,380 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 02:40:12,381 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 02:40:12,382 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 02:40:12,383 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 02:40:12,384 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 02:40:12,386 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 02:40:12,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 02:40:12,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 02:40:12,391 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 02:40:12,393 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 02:40:12,393 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 02:40:12,396 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 02:40:12,396 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 02:40:12,396 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 02:40:12,397 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 02:40:12,398 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 02:40:12,399 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 02:40:12,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 02:40:12,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 02:40:12,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 02:40:12,402 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 02:40:12,403 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 02:40:12,403 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 02:40:12,404 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 02:40:12,404 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 02:40:12,404 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 02:40:12,405 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 02:40:12,406 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 02:40:12,407 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 [2019-09-18 02:40:12,423 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 02:40:12,425 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 02:40:12,427 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 02:40:12,427 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 02:40:12,427 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 02:40:12,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 02:40:12,428 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 02:40:12,428 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 02:40:12,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 02:40:12,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 02:40:12,428 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 02:40:12,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 02:40:12,429 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 02:40:12,430 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 02:40:12,430 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 02:40:12,430 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 02:40:12,431 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 02:40:12,431 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 02:40:12,431 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 02:40:12,432 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 02:40:12,432 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 02:40:12,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 02:40:12,433 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 02:40:12,433 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 02:40:12,433 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 02:40:12,433 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 02:40:12,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 02:40:12,434 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 02:40:12,434 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 -> SequenceOfStatements 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 -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-18 02:40:12,491 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 02:40:12,514 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 02:40:12,520 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 02:40:12,522 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 02:40:12,522 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 02:40:12,523 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-crafted/simple_array_index_value_4.i.v+nlh-reducer.c [2019-09-18 02:40:12,600 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f3009b81/0f51916fe5684382a5a97bd197f4b3ae/FLAGed45ef41e [2019-09-18 02:40:13,018 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 02:40:13,019 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-crafted/simple_array_index_value_4.i.v+nlh-reducer.c [2019-09-18 02:40:13,026 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f3009b81/0f51916fe5684382a5a97bd197f4b3ae/FLAGed45ef41e [2019-09-18 02:40:13,398 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f3009b81/0f51916fe5684382a5a97bd197f4b3ae [2019-09-18 02:40:13,411 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 02:40:13,414 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 02:40:13,416 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 02:40:13,416 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 02:40:13,420 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 02:40:13,422 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:40:13" (1/1) ... [2019-09-18 02:40:13,426 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3205cab8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:40:13, skipping insertion in model container [2019-09-18 02:40:13,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:40:13" (1/1) ... [2019-09-18 02:40:13,434 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 02:40:13,465 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 02:40:13,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 02:40:13,727 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 02:40:13,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 02:40:13,865 INFO L192 MainTranslator]: Completed translation [2019-09-18 02:40:13,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:40:13 WrapperNode [2019-09-18 02:40:13,865 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 02:40:13,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 02:40:13,866 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 02:40:13,866 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 02:40:13,877 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:40:13" (1/1) ... [2019-09-18 02:40:13,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:40:13" (1/1) ... [2019-09-18 02:40:13,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:40:13" (1/1) ... [2019-09-18 02:40:13,884 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:40:13" (1/1) ... [2019-09-18 02:40:13,893 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:40:13" (1/1) ... [2019-09-18 02:40:13,896 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:40:13" (1/1) ... [2019-09-18 02:40:13,898 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:40:13" (1/1) ... [2019-09-18 02:40:13,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 02:40:13,901 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 02:40:13,901 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 02:40:13,901 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 02:40:13,902 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:40:13" (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 [2019-09-18 02:40:13,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 02:40:13,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 02:40:13,957 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 02:40:13,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 02:40:13,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-18 02:40:13,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-18 02:40:13,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-18 02:40:13,958 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 02:40:13,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 02:40:13,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 02:40:13,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 02:40:13,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 02:40:13,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 02:40:13,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 02:40:14,364 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 02:40:14,364 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-18 02:40:14,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:40:14 BoogieIcfgContainer [2019-09-18 02:40:14,366 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 02:40:14,366 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 02:40:14,366 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 02:40:14,367 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 02:40:14,367 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:40:14" (1/1) ... [2019-09-18 02:40:14,368 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ 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=SizeLimitFluid [2019-09-18 02:40:14,387 INFO L162 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-09-18 02:40:14,387 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 02:40:14,394 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 02:40:14,411 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 02:40:14,412 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 02:40:14,601 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 22 for LOIs [2019-09-18 02:40:14,803 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 1 [2019-09-18 02:40:15,070 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 1 [2019-09-18 02:40:15,408 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 74 [2019-09-18 02:40:15,529 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-18 02:40:15,826 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2019-09-18 02:40:15,984 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-18 02:40:16,516 WARN L191 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 84 [2019-09-18 02:40:16,739 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 02:40:17,791 WARN L191 SmtUtils]: Spent 960.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 1 [2019-09-18 02:40:20,371 WARN L191 SmtUtils]: Spent 2.58 s on a formula simplification. DAG size of input: 124 DAG size of output: 75 [2019-09-18 02:40:20,708 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2019-09-18 02:40:20,827 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-18 02:40:42,866 WARN L191 SmtUtils]: Spent 22.01 s on a formula simplification. DAG size of input: 195 DAG size of output: 85 [2019-09-18 02:40:42,971 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 02:41:01,821 WARN L191 SmtUtils]: Spent 18.84 s on a formula simplification. DAG size of input: 159 DAG size of output: 106 [2019-09-18 02:41:11,747 WARN L191 SmtUtils]: Spent 9.93 s on a formula simplification that was a NOOP. DAG size: 106 [2019-09-18 02:41:22,775 WARN L191 SmtUtils]: Spent 11.01 s on a formula simplification. DAG size of input: 177 DAG size of output: 84 [2019-09-18 02:41:23,400 WARN L191 SmtUtils]: Spent 624.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 02:41:25,705 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 1 [2019-09-18 02:41:26,081 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 74 [2019-09-18 02:41:26,205 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-18 02:41:28,525 WARN L191 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2019-09-18 02:41:28,630 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-18 02:41:29,688 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 87 DAG size of output: 84 [2019-09-18 02:41:29,902 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 02:41:35,016 WARN L191 SmtUtils]: Spent 3.00 s on a formula simplification. DAG size of input: 126 DAG size of output: 1 [2019-09-18 02:41:51,025 WARN L191 SmtUtils]: Spent 16.01 s on a formula simplification. DAG size of input: 124 DAG size of output: 75 [2019-09-18 02:41:51,144 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-18 02:41:51,415 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2019-09-18 02:41:51,566 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-18 02:42:01,696 WARN L191 SmtUtils]: Spent 9.21 s on a formula simplification. DAG size of input: 128 DAG size of output: 1 [2019-09-18 02:42:14,736 WARN L191 SmtUtils]: Spent 13.04 s on a formula simplification. DAG size of input: 126 DAG size of output: 77 [2019-09-18 02:42:14,840 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 02:42:14,840 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 02:42:14,842 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 154#false [2019-09-18 02:42:14,842 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 94#(and (= main_~__VERIFIER_assert__cond~2 0) (< (mod main_~main__index2~0 4294967296) (mod main_~main__index1~0 4294967296)) (= (ite (= (mod (select (select |#memory_int| |main_~#main__array~0.base|) (+ (* 4 (ite (<= (mod main_~main__index2~0 4294967296) 2147483647) (mod main_~main__index2~0 4294967296) (+ (mod main_~main__index2~0 4294967296) (- 4294967296)))) |main_~#main__array~0.offset|)) 4294967296) (mod (select (select |#memory_int| |main_~#main__array~0.base|) (+ (* 4 (ite (<= (mod main_~main__index1~0 4294967296) 2147483647) (mod main_~main__index1~0 4294967296) (+ (mod main_~main__index1~0 4294967296) (- 4294967296)))) |main_~#main__array~0.offset|)) 4294967296)) 1 0) main_~__tmp_3~0) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2)) [2019-09-18 02:42:14,843 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 37#false [2019-09-18 02:42:14,856 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 02:42:14,857 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 02:42:14,858 INFO L168 Benchmark]: Toolchain (without parser) took 121445.78 ms. Allocated memory was 132.6 MB in the beginning and 320.9 MB in the end (delta: 188.2 MB). Free memory was 88.1 MB in the beginning and 146.6 MB in the end (delta: -58.5 MB). Peak memory consumption was 129.7 MB. Max. memory is 7.1 GB. [2019-09-18 02:42:14,860 INFO L168 Benchmark]: CDTParser took 1.15 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 02:42:14,865 INFO L168 Benchmark]: CACSL2BoogieTranslator took 449.89 ms. Allocated memory was 132.6 MB in the beginning and 197.1 MB in the end (delta: 64.5 MB). Free memory was 87.9 MB in the beginning and 173.1 MB in the end (delta: -85.2 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. [2019-09-18 02:42:14,866 INFO L168 Benchmark]: Boogie Preprocessor took 34.75 ms. Allocated memory is still 197.1 MB. Free memory was 173.1 MB in the beginning and 171.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-09-18 02:42:14,868 INFO L168 Benchmark]: RCFGBuilder took 464.60 ms. Allocated memory is still 197.1 MB. Free memory was 171.3 MB in the beginning and 152.5 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 7.1 GB. [2019-09-18 02:42:14,869 INFO L168 Benchmark]: Sifa took 120490.50 ms. Allocated memory was 197.1 MB in the beginning and 320.9 MB in the end (delta: 123.7 MB). Free memory was 152.5 MB in the beginning and 146.6 MB in the end (delta: 5.9 MB). Peak memory consumption was 129.6 MB. Max. memory is 7.1 GB. [2019-09-18 02:42:14,872 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.15 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 449.89 ms. Allocated memory was 132.6 MB in the beginning and 197.1 MB in the end (delta: 64.5 MB). Free memory was 87.9 MB in the beginning and 173.1 MB in the end (delta: -85.2 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 34.75 ms. Allocated memory is still 197.1 MB. Free memory was 173.1 MB in the beginning and 171.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 464.60 ms. Allocated memory is still 197.1 MB. Free memory was 171.3 MB in the beginning and 152.5 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 7.1 GB. * Sifa took 120490.50 ms. Allocated memory was 197.1 MB in the beginning and 320.9 MB in the end (delta: 123.7 MB). Free memory was 152.5 MB in the beginning and 146.6 MB in the end (delta: 5.9 MB). Peak memory consumption was 129.6 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]: 120456, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 94, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 88, TOOLS_POST_TIME[ms]: 268, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 25, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 3, TOOLS_QUANTIFIERELIM_APPLICATIONS: 83, TOOLS_QUANTIFIERELIM_TIME[ms]: 241, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 71, FLUID_QUERY_TIME[ms]: 10, FLUID_QUERIES: 101, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 22, DOMAIN_JOIN_TIME[ms]: 84117, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 30780, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 2044, DOMAIN_ISBOTTOM_APPLICATIONS: 16, DOMAIN_ISBOTTOM_TIME[ms]: 3092, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 96787, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 96786, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 131, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 131, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 45, DAG_COMPRESSION_PROCESSED_NODES: 314, DAG_COMPRESSION_RETAINED_NODES: 126 - PositiveResult [Line: 68]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 105]: 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 94#(and (= main_~__VERIFIER_assert__cond~2 0) (< (mod main_~main__index2~0 4294967296) (mod main_~main__index1~0 4294967296)) (= (ite (= (mod (select (select |#memory_int| |main_~#main__array~0.base|) (+ (* 4 (ite (<= (mod main_~main__index2~0 4294967296) 2147483647) (mod main_~main__index2~0 4294967296) (+ (mod main_~main__index2~0 4294967296) (- 4294967296)))) |main_~#main__array~0.offset|)) 4294967296) (mod (select (select |#memory_int| |main_~#main__array~0.base|) (+ (* 4 (ite (<= (mod main_~main__index1~0 4294967296) 2147483647) (mod main_~main__index1~0 4294967296) (+ (mod main_~main__index1~0 4294967296) (- 4294967296)))) |main_~#main__array~0.offset|)) 4294967296)) 1 0) main_~__tmp_3~0) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2)). Possible FailurePath: - PositiveResult [Line: 37]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...