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 IntervalDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-regression/test27-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 16:29:26,627 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 16:29:26,630 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 16:29:26,642 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 16:29:26,642 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 16:29:26,644 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 16:29:26,645 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 16:29:26,647 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 16:29:26,649 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 16:29:26,650 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 16:29:26,651 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 16:29:26,652 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 16:29:26,652 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 16:29:26,653 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 16:29:26,655 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 16:29:26,656 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 16:29:26,657 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 16:29:26,658 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 16:29:26,659 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 16:29:26,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 16:29:26,663 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 16:29:26,664 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 16:29:26,665 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 16:29:26,666 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 16:29:26,670 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-20 16:29:26,675 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 16:29:26,677 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 16:29:26,678 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 16:29:26,679 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 16:29:26,680 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 16:29:26,680 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 16:29:26,681 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 16:29:26,681 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 16:29:26,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 16:29:26,684 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 16:29:26,686 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 16:29:26,687 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 [2019-09-20 16:29:26,712 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 16:29:26,712 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 16:29:26,714 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 16:29:26,714 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 16:29:26,714 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 16:29:26,715 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 16:29:26,715 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 16:29:26,715 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 16:29:26,715 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 16:29:26,716 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 16:29:26,717 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 16:29:26,717 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 16:29:26,717 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 16:29:26,718 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 16:29:26,718 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 16:29:26,718 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 16:29:26,718 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 16:29:26,718 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 16:29:26,719 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 16:29:26,719 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 16:29:26,719 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 16:29:26,720 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 16:29:26,720 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 16:29:26,720 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 16:29:26,721 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 16:29:26,721 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 16:29:26,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 16:29:26,721 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 16:29:26,721 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain 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 -> 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 [2019-09-20 16:29:26,788 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 16:29:26,801 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 16:29:26,805 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 16:29:26,807 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 16:29:26,807 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 16:29:26,808 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test27-1.c [2019-09-20 16:29:26,872 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cb6d91d6/8e35b93fd74f4b6b84021060b62727e7/FLAG482eb5e68 [2019-09-20 16:29:27,275 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 16:29:27,276 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test27-1.c [2019-09-20 16:29:27,282 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cb6d91d6/8e35b93fd74f4b6b84021060b62727e7/FLAG482eb5e68 [2019-09-20 16:29:27,702 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cb6d91d6/8e35b93fd74f4b6b84021060b62727e7 [2019-09-20 16:29:27,717 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 16:29:27,718 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 16:29:27,719 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 16:29:27,719 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 16:29:27,722 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 16:29:27,723 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:29:27" (1/1) ... [2019-09-20 16:29:27,726 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dc26cde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:27, skipping insertion in model container [2019-09-20 16:29:27,726 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:29:27" (1/1) ... [2019-09-20 16:29:27,734 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 16:29:27,752 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 16:29:27,979 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:29:27,990 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 16:29:28,111 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:29:28,128 INFO L192 MainTranslator]: Completed translation [2019-09-20 16:29:28,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:28 WrapperNode [2019-09-20 16:29:28,129 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 16:29:28,131 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 16:29:28,131 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 16:29:28,131 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 16:29:28,147 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:28" (1/1) ... [2019-09-20 16:29:28,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:28" (1/1) ... [2019-09-20 16:29:28,166 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:28" (1/1) ... [2019-09-20 16:29:28,166 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:28" (1/1) ... [2019-09-20 16:29:28,180 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:28" (1/1) ... [2019-09-20 16:29:28,186 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:28" (1/1) ... [2019-09-20 16:29:28,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:28" (1/1) ... [2019-09-20 16:29:28,191 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 16:29:28,192 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 16:29:28,192 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 16:29:28,192 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 16:29:28,193 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:28" (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 [2019-09-20 16:29:28,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 16:29:28,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 16:29:28,247 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-20 16:29:28,247 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 16:29:28,247 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 16:29:28,247 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 16:29:28,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 16:29:28,248 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-20 16:29:28,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 16:29:28,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 16:29:28,248 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 16:29:28,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 16:29:28,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 16:29:28,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 16:29:28,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 16:29:28,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 16:29:28,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 16:29:28,620 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 16:29:28,621 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-20 16:29:28,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:29:28 BoogieIcfgContainer [2019-09-20 16:29:28,622 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 16:29:28,623 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 16:29:28,623 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 16:29:28,623 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 16:29:28,625 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:29:28" (1/1) ... [2019-09-20 16:29:28,626 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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 [2019-09-20 16:29:28,659 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 16:29:28,659 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 16:29:28,678 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 16:29:28,688 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 16:29:28,690 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 16:29:28,877 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-20 16:29:29,201 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-20 16:29:29,440 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-20 16:29:29,961 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-20 16:29:30,178 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-20 16:29:30,409 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 16:29:30,585 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-20 16:29:30,918 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 16:29:31,122 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-20 16:29:31,479 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 95 [2019-09-20 16:29:31,642 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-20 16:29:31,958 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 93 [2019-09-20 16:29:32,108 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 16:29:32,109 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 16:29:32,111 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 45#true [2019-09-20 16:29:32,126 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 16:29:32,127 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 16:29:32,133 INFO L168 Benchmark]: Toolchain (without parser) took 4410.39 ms. Allocated memory was 133.7 MB in the beginning and 259.0 MB in the end (delta: 125.3 MB). Free memory was 89.0 MB in the beginning and 205.7 MB in the end (delta: -116.7 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. [2019-09-20 16:29:32,134 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 133.7 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 16:29:32,135 INFO L168 Benchmark]: CACSL2BoogieTranslator took 410.96 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 88.8 MB in the beginning and 176.6 MB in the end (delta: -87.8 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. [2019-09-20 16:29:32,138 INFO L168 Benchmark]: Boogie Preprocessor took 61.05 ms. Allocated memory is still 200.8 MB. Free memory was 176.6 MB in the beginning and 174.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-09-20 16:29:32,143 INFO L168 Benchmark]: RCFGBuilder took 430.51 ms. Allocated memory is still 200.8 MB. Free memory was 174.8 MB in the beginning and 151.8 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2019-09-20 16:29:32,144 INFO L168 Benchmark]: Sifa took 3504.13 ms. Allocated memory was 200.8 MB in the beginning and 259.0 MB in the end (delta: 58.2 MB). Free memory was 151.8 MB in the beginning and 205.7 MB in the end (delta: -53.9 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-20 16:29:32,157 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 133.7 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 410.96 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 88.8 MB in the beginning and 176.6 MB in the end (delta: -87.8 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 61.05 ms. Allocated memory is still 200.8 MB. Free memory was 176.6 MB in the beginning and 174.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 430.51 ms. Allocated memory is still 200.8 MB. Free memory was 174.8 MB in the beginning and 151.8 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. * Sifa took 3504.13 ms. Allocated memory was 200.8 MB in the beginning and 259.0 MB in the end (delta: 58.2 MB). Free memory was 151.8 MB in the beginning and 205.7 MB in the end (delta: -53.9 MB). Peak memory consumption was 4.3 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]: 3452, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 29, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 22, TOOLS_POST_TIME[ms]: 3142, TOOLS_POST_CALL_APPLICATIONS: 5, TOOLS_POST_CALL_TIME[ms]: 18, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 3, TOOLS_QUANTIFIERELIM_APPLICATIONS: 29, TOOLS_QUANTIFIERELIM_TIME[ms]: 3140, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 2219, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 33, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 9, DOMAIN_JOIN_TIME[ms]: 79, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 78, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 5, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 14, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 6, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 868, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 867, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 137, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 136, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 10, DAG_COMPRESSION_TIME[ms]: 20, DAG_COMPRESSION_PROCESSED_NODES: 119, DAG_COMPRESSION_RETAINED_NODES: 43 - UnprovableResult [Line: 51]: 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 45#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...