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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-invgen/MADWiFi-encode_ie_ok.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:22:42,009 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:22:42,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:22:42,023 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:22:42,023 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:22:42,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:22:42,026 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:22:42,028 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:22:42,030 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:22:42,031 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:22:42,032 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:22:42,033 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:22:42,034 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:22:42,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:22:42,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:22:42,042 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:22:42,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:22:42,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:22:42,049 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:22:42,051 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:22:42,056 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:22:42,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:22:42,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:22:42,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:22:42,066 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:22:42,066 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:22:42,067 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:22:42,070 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:22:42,072 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:22:42,073 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:22:42,074 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:22:42,074 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:22:42,075 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:22:42,077 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:22:42,081 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:22:42,082 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:22:42,082 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:22:42,083 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:22:42,083 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:22:42,084 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:22:42,084 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:22:42,086 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 19:22:42,112 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:22:42,112 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:22:42,114 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:22:42,114 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:22:42,114 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:22:42,115 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:22:42,115 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:22:42,115 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:22:42,115 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:22:42,116 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:22:42,117 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:22:42,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:22:42,117 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:22:42,118 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:22:42,118 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:22:42,118 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:22:42,118 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:22:42,118 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:22:42,119 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:22:42,119 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:22:42,119 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:22:42,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:22:42,119 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:22:42,119 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:22:42,120 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:22:42,120 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:22:42,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:22:42,120 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:22:42,121 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 -> SingleStatement 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 19:22:42,182 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:22:42,201 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:22:42,206 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:22:42,207 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:22:42,210 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:22:42,211 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/MADWiFi-encode_ie_ok.i [2019-09-20 19:22:42,284 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f608b383/c8ba23b9553f4e2aa066dba68bc0e081/FLAGdf72096b1 [2019-09-20 19:22:42,760 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:22:42,761 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/MADWiFi-encode_ie_ok.i [2019-09-20 19:22:42,767 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f608b383/c8ba23b9553f4e2aa066dba68bc0e081/FLAGdf72096b1 [2019-09-20 19:22:43,116 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f608b383/c8ba23b9553f4e2aa066dba68bc0e081 [2019-09-20 19:22:43,126 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:22:43,128 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:22:43,129 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:22:43,129 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:22:43,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:22:43,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:22:43" (1/1) ... [2019-09-20 19:22:43,136 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f34f240 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:43, skipping insertion in model container [2019-09-20 19:22:43,136 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:22:43" (1/1) ... [2019-09-20 19:22:43,144 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:22:43,164 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:22:43,345 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:22:43,354 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:22:43,377 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:22:43,390 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:22:43,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:43 WrapperNode [2019-09-20 19:22:43,391 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:22:43,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:22:43,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:22:43,392 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:22:43,486 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:43" (1/1) ... [2019-09-20 19:22:43,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:43" (1/1) ... [2019-09-20 19:22:43,493 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:43" (1/1) ... [2019-09-20 19:22:43,494 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:43" (1/1) ... [2019-09-20 19:22:43,498 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:43" (1/1) ... [2019-09-20 19:22:43,503 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:43" (1/1) ... [2019-09-20 19:22:43,504 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:43" (1/1) ... [2019-09-20 19:22:43,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:22:43,506 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:22:43,506 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:22:43,506 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:22:43,507 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:43" (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 19:22:43,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:22:43,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:22:43,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 19:22:43,555 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:22:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:22:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 19:22:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 19:22:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:22:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:22:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:22:43,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:22:43,826 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:22:43,826 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 19:22:43,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:22:43 BoogieIcfgContainer [2019-09-20 19:22:43,837 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:22:43,837 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:22:43,838 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:22:43,839 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:22:43,840 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:22:43" (1/1) ... [2019-09-20 19:22:43,840 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 [2019-09-20 19:22:43,868 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:22:43,868 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:22:43,876 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:22:43,884 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:22:43,885 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:22:43,931 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-20 19:22:44,480 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 13 [2019-09-20 19:22:44,738 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 27 [2019-09-20 19:22:44,939 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 31 [2019-09-20 19:22:45,112 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-20 19:22:45,225 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-20 19:22:45,240 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 19:22:45,240 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 19:22:45,242 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 110#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-20 19:22:45,271 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 19:22:45,271 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 19:22:45,275 INFO L168 Benchmark]: Toolchain (without parser) took 2145.54 ms. Allocated memory was 133.2 MB in the beginning and 224.4 MB in the end (delta: 91.2 MB). Free memory was 88.1 MB in the beginning and 145.2 MB in the end (delta: -57.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 7.1 GB. [2019-09-20 19:22:45,278 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 133.2 MB. Free memory was 106.3 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 19:22:45,279 INFO L168 Benchmark]: CACSL2BoogieTranslator took 262.82 ms. Allocated memory is still 133.2 MB. Free memory was 87.9 MB in the beginning and 78.2 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-09-20 19:22:45,282 INFO L168 Benchmark]: Boogie Preprocessor took 113.85 ms. Allocated memory was 133.2 MB in the beginning and 199.2 MB in the end (delta: 66.1 MB). Free memory was 78.2 MB in the beginning and 175.8 MB in the end (delta: -97.6 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. [2019-09-20 19:22:45,283 INFO L168 Benchmark]: RCFGBuilder took 330.60 ms. Allocated memory is still 199.2 MB. Free memory was 175.8 MB in the beginning and 159.8 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-09-20 19:22:45,287 INFO L168 Benchmark]: Sifa took 1434.46 ms. Allocated memory was 199.2 MB in the beginning and 224.4 MB in the end (delta: 25.2 MB). Free memory was 159.8 MB in the beginning and 145.2 MB in the end (delta: 14.6 MB). Peak memory consumption was 39.8 MB. Max. memory is 7.1 GB. [2019-09-20 19:22:45,294 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 133.2 MB. Free memory was 106.3 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 262.82 ms. Allocated memory is still 133.2 MB. Free memory was 87.9 MB in the beginning and 78.2 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 113.85 ms. Allocated memory was 133.2 MB in the beginning and 199.2 MB in the end (delta: 66.1 MB). Free memory was 78.2 MB in the beginning and 175.8 MB in the end (delta: -97.6 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 330.60 ms. Allocated memory is still 199.2 MB. Free memory was 175.8 MB in the beginning and 159.8 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * Sifa took 1434.46 ms. Allocated memory was 199.2 MB in the beginning and 224.4 MB in the end (delta: 25.2 MB). Free memory was 159.8 MB in the beginning and 145.2 MB in the end (delta: 14.6 MB). Peak memory consumption was 39.8 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]: 1375, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 72, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 58, TOOLS_POST_TIME[ms]: 57, TOOLS_POST_CALL_APPLICATIONS: 13, TOOLS_POST_CALL_TIME[ms]: 463, TOOLS_POST_RETURN_APPLICATIONS: 10, TOOLS_POST_RETURN_TIME[ms]: 28, TOOLS_QUANTIFIERELIM_APPLICATIONS: 81, TOOLS_QUANTIFIERELIM_TIME[ms]: 507, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 117, FLUID_QUERY_TIME[ms]: 6, FLUID_QUERIES: 75, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 10, DOMAIN_JOIN_TIME[ms]: 365, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 345, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 6, DOMAIN_ISBOTTOM_APPLICATIONS: 4, DOMAIN_ISBOTTOM_TIME[ms]: 11, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 899, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 898, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 10, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 45, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 44, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 32, DAG_COMPRESSION_PROCESSED_NODES: 315, DAG_COMPRESSION_RETAINED_NODES: 82 - UnprovableResult [Line: 5]: 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 110#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...