/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/list-simple/sll2c_update_all.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 16:16:04,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 16:16:04,319 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 16:16:04,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 16:16:04,337 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 16:16:04,339 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 16:16:04,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 16:16:04,342 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 16:16:04,343 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 16:16:04,344 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 16:16:04,345 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 16:16:04,348 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 16:16:04,348 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 16:16:04,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 16:16:04,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 16:16:04,352 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 16:16:04,359 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 16:16:04,360 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 16:16:04,364 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 16:16:04,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 16:16:04,369 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 16:16:04,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 16:16:04,372 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 16:16:04,372 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 16:16:04,375 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 16:16:04,375 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 16:16:04,376 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 16:16:04,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 16:16:04,380 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 16:16:04,382 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 16:16:04,382 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 16:16:04,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 16:16:04,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 16:16:04,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 16:16:04,389 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 16:16:04,389 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 16:16:04,390 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 16:16:04,390 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 16:16:04,390 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 16:16:04,394 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 16:16:04,395 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 16:16:04,395 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 16:16:04,410 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 16:16:04,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 16:16:04,411 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 16:16:04,411 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 16:16:04,412 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 16:16:04,412 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 16:16:04,412 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 16:16:04,412 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 16:16:04,413 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 16:16:04,413 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 16:16:04,413 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 16:16:04,413 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 16:16:04,414 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 16:16:04,414 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 16:16:04,414 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 16:16:04,415 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 16:16:04,415 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 16:16:04,415 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 16:16:04,415 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 16:16:04,416 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 16:16:04,416 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 16:16:04,416 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 16:16:04,416 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 16:16:04,416 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 16:16:04,417 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 16:16:04,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 16:16:04,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 16:16:04,417 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 16:16:04,417 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 16:16:04,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 16:16:04,418 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 16:16:04,418 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 16:16:04,418 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 16:16:04,419 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 16:16:04,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 16:16:04,419 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 16:16:04,419 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 16:16:04,419 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 16:16:04,715 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 16:16:04,727 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 16:16:04,731 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 16:16:04,732 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 16:16:04,732 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 16:16:04,733 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2c_update_all.i [2019-11-24 16:16:04,795 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abec23432/01ef8edbd6724a8dbfa0950d05ea01d2/FLAG80401ceac [2019-11-24 16:16:05,325 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 16:16:05,326 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2c_update_all.i [2019-11-24 16:16:05,338 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abec23432/01ef8edbd6724a8dbfa0950d05ea01d2/FLAG80401ceac [2019-11-24 16:16:05,607 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abec23432/01ef8edbd6724a8dbfa0950d05ea01d2 [2019-11-24 16:16:05,617 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 16:16:05,619 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 16:16:05,620 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 16:16:05,620 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 16:16:05,622 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 16:16:05,623 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:16:05" (1/1) ... [2019-11-24 16:16:05,625 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bb1ffe9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:05, skipping insertion in model container [2019-11-24 16:16:05,625 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:16:05" (1/1) ... [2019-11-24 16:16:05,631 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 16:16:05,674 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 16:16:06,097 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:16:06,112 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 16:16:06,178 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:16:06,229 INFO L208 MainTranslator]: Completed translation [2019-11-24 16:16:06,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:06 WrapperNode [2019-11-24 16:16:06,230 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 16:16:06,231 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 16:16:06,231 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 16:16:06,231 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 16:16:06,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:06" (1/1) ... [2019-11-24 16:16:06,263 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:06" (1/1) ... [2019-11-24 16:16:06,291 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 16:16:06,292 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 16:16:06,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 16:16:06,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 16:16:06,300 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:06" (1/1) ... [2019-11-24 16:16:06,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:06" (1/1) ... [2019-11-24 16:16:06,304 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:06" (1/1) ... [2019-11-24 16:16:06,304 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:06" (1/1) ... [2019-11-24 16:16:06,312 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:06" (1/1) ... [2019-11-24 16:16:06,318 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:06" (1/1) ... [2019-11-24 16:16:06,320 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:06" (1/1) ... [2019-11-24 16:16:06,324 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 16:16:06,324 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 16:16:06,324 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 16:16:06,324 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 16:16:06,325 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:06" (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 [2019-11-24 16:16:06,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-24 16:16:06,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-24 16:16:06,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-24 16:16:06,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-24 16:16:06,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-24 16:16:06,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-24 16:16:06,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 16:16:06,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 16:16:06,995 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 16:16:06,996 INFO L284 CfgBuilder]: Removed 26 assume(true) statements. [2019-11-24 16:16:06,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:16:06 BoogieIcfgContainer [2019-11-24 16:16:06,998 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 16:16:06,999 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 16:16:06,999 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 16:16:06,999 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 16:16:07,001 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:16:06" (1/1) ... [2019-11-24 16:16:07,001 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-24 16:16:07,035 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 16:16:07,035 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 16:16:07,047 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 16:16:07,055 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 16:16:07,057 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 16:16:07,368 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:07,802 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:08,076 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:08,354 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:08,593 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:09,440 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 192 [2019-11-24 16:16:09,497 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:09,578 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:09,883 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2019-11-24 16:16:09,998 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2019-11-24 16:16:10,102 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2019-11-24 16:16:10,300 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 217 [2019-11-24 16:16:10,511 WARN L192 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 225 [2019-11-24 16:16:10,579 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:10,604 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:10,631 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:10,693 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:11,487 WARN L192 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2019-11-24 16:16:11,718 WARN L192 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2019-11-24 16:16:11,893 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2019-11-24 16:16:11,968 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:12,039 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:12,067 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:12,151 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:12,998 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 259 [2019-11-24 16:16:13,132 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 260 [2019-11-24 16:16:13,341 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 269 [2019-11-24 16:16:13,502 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 299 [2019-11-24 16:16:13,698 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 300 [2019-11-24 16:16:13,890 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 303 [2019-11-24 16:16:14,122 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 309 [2019-11-24 16:16:14,490 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 308 [2019-11-24 16:16:14,516 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 16:16:14,537 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-11-24 16:16:14,537 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 16:16:14,540 INFO L168 Benchmark]: Toolchain (without parser) took 8920.73 ms. Allocated memory was 145.8 MB in the beginning and 435.2 MB in the end (delta: 289.4 MB). Free memory was 102.2 MB in the beginning and 351.6 MB in the end (delta: -249.4 MB). Peak memory consumption was 40.1 MB. Max. memory is 7.1 GB. [2019-11-24 16:16:14,541 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 145.8 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-24 16:16:14,544 INFO L168 Benchmark]: CACSL2BoogieTranslator took 610.88 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 102.0 MB in the beginning and 166.3 MB in the end (delta: -64.3 MB). Peak memory consumption was 19.4 MB. Max. memory is 7.1 GB. [2019-11-24 16:16:14,545 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.59 ms. Allocated memory is still 203.4 MB. Free memory was 166.3 MB in the beginning and 164.0 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-11-24 16:16:14,545 INFO L168 Benchmark]: Boogie Preprocessor took 32.23 ms. Allocated memory is still 203.4 MB. Free memory was 164.0 MB in the beginning and 162.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-11-24 16:16:14,546 INFO L168 Benchmark]: RCFGBuilder took 674.17 ms. Allocated memory is still 203.4 MB. Free memory was 162.0 MB in the beginning and 121.4 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 7.1 GB. [2019-11-24 16:16:14,548 INFO L168 Benchmark]: Sifa took 7538.74 ms. Allocated memory was 203.4 MB in the beginning and 435.2 MB in the end (delta: 231.7 MB). Free memory was 121.4 MB in the beginning and 351.6 MB in the end (delta: -230.2 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. [2019-11-24 16:16:14,559 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 145.8 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 610.88 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 102.0 MB in the beginning and 166.3 MB in the end (delta: -64.3 MB). Peak memory consumption was 19.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 60.59 ms. Allocated memory is still 203.4 MB. Free memory was 166.3 MB in the beginning and 164.0 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 32.23 ms. Allocated memory is still 203.4 MB. Free memory was 164.0 MB in the beginning and 162.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 674.17 ms. Allocated memory is still 203.4 MB. Free memory was 162.0 MB in the beginning and 121.4 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 7.1 GB. * Sifa took 7538.74 ms. Allocated memory was 203.4 MB in the beginning and 435.2 MB in the end (delta: 231.7 MB). Free memory was 121.4 MB in the beginning and 351.6 MB in the end (delta: -230.2 MB). Peak memory consumption was 1.6 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]: 7482, ICFG_INTERPRETER_ENTERED_PROCEDURES: 1, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 4, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 39, TOOLS_POST_TIME[ms]: 3372, TOOLS_POST_CALL_APPLICATIONS: 0, TOOLS_POST_CALL_TIME[ms]: 0, TOOLS_POST_RETURN_APPLICATIONS: 0, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 39, TOOLS_QUANTIFIERELIM_TIME[ms]: 3320, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 689, FLUID_QUERY_TIME[ms]: 9, FLUID_QUERIES: 80, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 4, DOMAIN_JOIN_TIME[ms]: 1463, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 8, DOMAIN_WIDEN_TIME[ms]: 2406, DOMAIN_ISSUBSETEQ_APPLICATIONS: 15, DOMAIN_ISSUBSETEQ_TIME[ms]: 120, DOMAIN_ISBOTTOM_APPLICATIONS: 4, DOMAIN_ISBOTTOM_TIME[ms]: 23, LOOP_SUMMARIZER_APPLICATIONS: 7, LOOP_SUMMARIZER_CACHE_MISSES: 7, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5993, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5993, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 15, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 19, DAG_COMPRESSION_PROCESSED_NODES: 72, DAG_COMPRESSION_RETAINED_NODES: 40 - PositiveResult [Line: 626]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...