/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-properties/list_search-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 16:11:57,463 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 16:11:57,468 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 16:11:57,486 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 16:11:57,486 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 16:11:57,488 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 16:11:57,490 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 16:11:57,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 16:11:57,501 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 16:11:57,503 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 16:11:57,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 16:11:57,506 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 16:11:57,507 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 16:11:57,509 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 16:11:57,510 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 16:11:57,512 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 16:11:57,514 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 16:11:57,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 16:11:57,519 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 16:11:57,525 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 16:11:57,528 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 16:11:57,529 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 16:11:57,530 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 16:11:57,531 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 16:11:57,533 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 16:11:57,533 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 16:11:57,533 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 16:11:57,534 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 16:11:57,534 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 16:11:57,535 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 16:11:57,535 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 16:11:57,536 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 16:11:57,537 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 16:11:57,537 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 16:11:57,538 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 16:11:57,539 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 16:11:57,539 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 16:11:57,539 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 16:11:57,540 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 16:11:57,540 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 16:11:57,541 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 16:11:57,542 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 16:11:57,556 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 16:11:57,556 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 16:11:57,557 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 16:11:57,557 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 16:11:57,558 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 16:11:57,558 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 16:11:57,558 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 16:11:57,558 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 16:11:57,558 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 16:11:57,559 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 16:11:57,559 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 16:11:57,559 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 16:11:57,559 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 16:11:57,559 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 16:11:57,560 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 16:11:57,560 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 16:11:57,560 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 16:11:57,561 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 16:11:57,561 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 16:11:57,561 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 16:11:57,561 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 16:11:57,561 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 16:11:57,562 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 16:11:57,562 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 16:11:57,562 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 16:11:57,562 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 16:11:57,562 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 16:11:57,563 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 16:11:57,563 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 16:11:57,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 16:11:57,563 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 16:11:57,563 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 16:11:57,564 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 16:11:57,564 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 16:11:57,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 16:11:57,564 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 16:11:57,564 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 16:11:57,565 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 16:11:57,842 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 16:11:57,864 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 16:11:57,867 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 16:11:57,869 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 16:11:57,869 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 16:11:57,870 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-properties/list_search-2.i [2019-11-24 16:11:57,941 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbe105a8e/0853eba6765e482f9ef91f636cbefcc6/FLAG4b872e04a [2019-11-24 16:11:58,537 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 16:11:58,538 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-properties/list_search-2.i [2019-11-24 16:11:58,553 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbe105a8e/0853eba6765e482f9ef91f636cbefcc6/FLAG4b872e04a [2019-11-24 16:11:58,774 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbe105a8e/0853eba6765e482f9ef91f636cbefcc6 [2019-11-24 16:11:58,782 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 16:11:58,783 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 16:11:58,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 16:11:58,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 16:11:58,787 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 16:11:58,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:11:58" (1/1) ... [2019-11-24 16:11:58,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37dc48f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:11:58, skipping insertion in model container [2019-11-24 16:11:58,791 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:11:58" (1/1) ... [2019-11-24 16:11:58,799 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 16:11:58,852 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 16:11:59,359 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:11:59,374 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 16:11:59,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:11:59,577 INFO L208 MainTranslator]: Completed translation [2019-11-24 16:11:59,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:11:59 WrapperNode [2019-11-24 16:11:59,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 16:11:59,579 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 16:11:59,579 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 16:11:59,579 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 16:11:59,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:11:59" (1/1) ... [2019-11-24 16:11:59,635 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:11:59" (1/1) ... [2019-11-24 16:11:59,681 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 16:11:59,682 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 16:11:59,682 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 16:11:59,682 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 16:11:59,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:11:59" (1/1) ... [2019-11-24 16:11:59,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:11:59" (1/1) ... [2019-11-24 16:11:59,708 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:11:59" (1/1) ... [2019-11-24 16:11:59,709 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:11:59" (1/1) ... [2019-11-24 16:11:59,731 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:11:59" (1/1) ... [2019-11-24 16:11:59,737 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:11:59" (1/1) ... [2019-11-24 16:11:59,744 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:11:59" (1/1) ... [2019-11-24 16:11:59,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 16:11:59,751 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 16:11:59,751 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 16:11:59,751 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 16:11:59,752 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:11:59" (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 16:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-24 16:11:59,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-24 16:11:59,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-24 16:11:59,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-24 16:11:59,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-24 16:11:59,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-24 16:11:59,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 16:11:59,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 16:12:00,885 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 16:12:00,886 INFO L284 CfgBuilder]: Removed 22 assume(true) statements. [2019-11-24 16:12:00,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:12:00 BoogieIcfgContainer [2019-11-24 16:12:00,887 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 16:12:00,888 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 16:12:00,888 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 16:12:00,888 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 16:12:00,889 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:12:00" (1/1) ... [2019-11-24 16:12:00,890 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 16:12:00,914 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 16:12:00,915 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 16:12:00,922 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 16:12:00,929 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 16:12:00,931 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 16:12:01,474 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2019-11-24 16:12:02,228 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 41 [2019-11-24 16:12:03,688 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 178 [2019-11-24 16:12:03,889 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 200 [2019-11-24 16:12:04,114 WARN L192 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2019-11-24 16:12:04,567 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 163 [2019-11-24 16:12:04,733 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 156 [2019-11-24 16:12:05,236 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 16:12:05,251 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-24 16:12:05,251 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 16:12:05,253 INFO L168 Benchmark]: Toolchain (without parser) took 6469.86 ms. Allocated memory was 143.7 MB in the beginning and 331.9 MB in the end (delta: 188.2 MB). Free memory was 99.4 MB in the beginning and 263.8 MB in the end (delta: -164.4 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. [2019-11-24 16:12:05,254 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 143.7 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-24 16:12:05,255 INFO L168 Benchmark]: CACSL2BoogieTranslator took 794.27 ms. Allocated memory was 143.7 MB in the beginning and 201.3 MB in the end (delta: 57.7 MB). Free memory was 99.2 MB in the beginning and 143.9 MB in the end (delta: -44.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2019-11-24 16:12:05,256 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.78 ms. Allocated memory is still 201.3 MB. Free memory was 143.9 MB in the beginning and 141.1 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2019-11-24 16:12:05,257 INFO L168 Benchmark]: Boogie Preprocessor took 68.51 ms. Allocated memory is still 201.3 MB. Free memory was 141.1 MB in the beginning and 139.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-11-24 16:12:05,257 INFO L168 Benchmark]: RCFGBuilder took 1136.94 ms. Allocated memory was 201.3 MB in the beginning and 231.7 MB in the end (delta: 30.4 MB). Free memory was 139.0 MB in the beginning and 177.2 MB in the end (delta: -38.2 MB). Peak memory consumption was 59.8 MB. Max. memory is 7.1 GB. [2019-11-24 16:12:05,258 INFO L168 Benchmark]: Sifa took 4363.49 ms. Allocated memory was 231.7 MB in the beginning and 331.9 MB in the end (delta: 100.1 MB). Free memory was 177.2 MB in the beginning and 263.8 MB in the end (delta: -86.5 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. [2019-11-24 16:12:05,262 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 143.7 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 794.27 ms. Allocated memory was 143.7 MB in the beginning and 201.3 MB in the end (delta: 57.7 MB). Free memory was 99.2 MB in the beginning and 143.9 MB in the end (delta: -44.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 102.78 ms. Allocated memory is still 201.3 MB. Free memory was 143.9 MB in the beginning and 141.1 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 68.51 ms. Allocated memory is still 201.3 MB. Free memory was 141.1 MB in the beginning and 139.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1136.94 ms. Allocated memory was 201.3 MB in the beginning and 231.7 MB in the end (delta: 30.4 MB). Free memory was 139.0 MB in the beginning and 177.2 MB in the end (delta: -38.2 MB). Peak memory consumption was 59.8 MB. Max. memory is 7.1 GB. * Sifa took 4363.49 ms. Allocated memory was 231.7 MB in the beginning and 331.9 MB in the end (delta: 100.1 MB). Free memory was 177.2 MB in the beginning and 263.8 MB in the end (delta: -86.5 MB). Peak memory consumption was 13.6 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]: 4322, ICFG_INTERPRETER_ENTERED_PROCEDURES: 1, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 1, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 27, TOOLS_POST_TIME[ms]: 2703, 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: 27, TOOLS_QUANTIFIERELIM_TIME[ms]: 2685, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 2364, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 54, FLUID_YES_ANSWERS: 5, DOMAIN_JOIN_APPLICATIONS: 1, DOMAIN_JOIN_TIME[ms]: 1, DOMAIN_ALPHA_APPLICATIONS: 5, DOMAIN_ALPHA_TIME[ms]: 86, DOMAIN_WIDEN_APPLICATIONS: 10, DOMAIN_WIDEN_TIME[ms]: 1393, DOMAIN_ISSUBSETEQ_APPLICATIONS: 12, DOMAIN_ISSUBSETEQ_TIME[ms]: 67, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 8, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1815, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1815, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 12, 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]: 3, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 12, DAG_COMPRESSION_PROCESSED_NODES: 73, DAG_COMPRESSION_RETAINED_NODES: 30 - UnprovableResult [Line: 4]: 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 142#(and (= (ite (= |ULTIMATE.start_main_#t~mem44| 2) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond|) (= |ULTIMATE.start_search_list_#res.offset| ULTIMATE.start_search_list_~l.offset) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (= ULTIMATE.start_search_list_~l.base |ULTIMATE.start_search_list_#res.base|) (= |ULTIMATE.start_search_list_#res.base| ULTIMATE.start_main_~temp~0.base) (= |ULTIMATE.start_main_#t~mem44| (select (select |#memory_int| ULTIMATE.start_main_~temp~0.base) ULTIMATE.start_main_~temp~0.offset)) (= |ULTIMATE.start_search_list_#res.offset| ULTIMATE.start_main_~temp~0.offset)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...