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 LoopFreeBlock --sifa.call.summarizer InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/nla-digbench/lcm1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 07:01:13,376 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 07:01:13,378 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 07:01:13,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 07:01:13,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 07:01:13,391 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 07:01:13,392 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 07:01:13,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 07:01:13,396 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 07:01:13,396 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 07:01:13,397 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 07:01:13,398 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 07:01:13,399 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 07:01:13,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 07:01:13,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 07:01:13,402 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 07:01:13,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 07:01:13,403 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 07:01:13,405 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 07:01:13,407 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 07:01:13,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 07:01:13,410 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 07:01:13,411 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 07:01:13,412 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 07:01:13,415 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 07:01:13,415 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 07:01:13,415 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 07:01:13,416 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 07:01:13,417 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 07:01:13,418 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 07:01:13,418 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 07:01:13,419 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 07:01:13,420 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 07:01:13,420 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 07:01:13,421 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 07:01:13,422 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 07:01:13,422 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 07:01:13,423 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 07:01:13,423 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 07:01:13,424 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 07:01:13,424 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 07:01:13,425 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 [2019-09-19 07:01:13,440 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 07:01:13,441 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 07:01:13,442 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 07:01:13,442 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 07:01:13,443 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 07:01:13,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 07:01:13,443 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 07:01:13,443 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 07:01:13,443 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 07:01:13,444 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 07:01:13,444 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 07:01:13,444 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 07:01:13,444 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 07:01:13,444 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 07:01:13,445 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 07:01:13,445 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 07:01:13,445 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 07:01:13,445 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 07:01:13,446 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 07:01:13,446 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 07:01:13,446 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 07:01:13,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 07:01:13,446 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 07:01:13,447 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 07:01:13,447 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 07:01:13,447 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 07:01:13,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 07:01:13,448 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 07:01:13,448 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 -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> InterpretCallSummarizer 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 [2019-09-19 07:01:13,484 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 07:01:13,497 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 07:01:13,500 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 07:01:13,501 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 07:01:13,502 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 07:01:13,503 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench/lcm1.c [2019-09-19 07:01:13,574 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/333d759f7/8a11eb0ed1a34d9989d4bbaf9c1819c3/FLAGbdad6fe3d [2019-09-19 07:01:13,965 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 07:01:13,966 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench/lcm1.c [2019-09-19 07:01:13,972 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/333d759f7/8a11eb0ed1a34d9989d4bbaf9c1819c3/FLAGbdad6fe3d [2019-09-19 07:01:14,398 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/333d759f7/8a11eb0ed1a34d9989d4bbaf9c1819c3 [2019-09-19 07:01:14,410 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 07:01:14,412 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 07:01:14,413 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 07:01:14,413 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 07:01:14,417 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 07:01:14,418 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 07:01:14" (1/1) ... [2019-09-19 07:01:14,420 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@329dc61d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:01:14, skipping insertion in model container [2019-09-19 07:01:14,421 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 07:01:14" (1/1) ... [2019-09-19 07:01:14,428 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 07:01:14,449 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 07:01:14,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 07:01:14,670 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 07:01:14,690 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 07:01:14,705 INFO L192 MainTranslator]: Completed translation [2019-09-19 07:01:14,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:01:14 WrapperNode [2019-09-19 07:01:14,705 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 07:01:14,706 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 07:01:14,706 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 07:01:14,707 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 07:01:14,802 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:01:14" (1/1) ... [2019-09-19 07:01:14,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:01:14" (1/1) ... [2019-09-19 07:01:14,811 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:01:14" (1/1) ... [2019-09-19 07:01:14,811 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:01:14" (1/1) ... [2019-09-19 07:01:14,819 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:01:14" (1/1) ... [2019-09-19 07:01:14,824 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:01:14" (1/1) ... [2019-09-19 07:01:14,825 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:01:14" (1/1) ... [2019-09-19 07:01:14,827 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 07:01:14,828 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 07:01:14,828 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 07:01:14,828 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 07:01:14,829 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:01:14" (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 [2019-09-19 07:01:14,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 07:01:14,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 07:01:14,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-19 07:01:14,899 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 07:01:14,899 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 07:01:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 07:01:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-19 07:01:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-19 07:01:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 07:01:14,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 07:01:14,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 07:01:15,179 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 07:01:15,179 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-19 07:01:15,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 07:01:15 BoogieIcfgContainer [2019-09-19 07:01:15,181 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 07:01:15,182 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 07:01:15,182 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 07:01:15,187 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 07:01:15,189 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 07:01:15" (1/1) ... [2019-09-19 07:01:15,192 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 07:01:15,235 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 07:01:15,238 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 07:01:15,249 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 07:01:15,262 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 07:01:15,264 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 07:01:15,341 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-19 07:01:27,031 WARN L191 SmtUtils]: Spent 11.43 s on a formula simplification. DAG size of input: 31 DAG size of output: 21 [2019-09-19 07:01:27,214 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 30 [2019-09-19 07:01:29,979 WARN L191 SmtUtils]: Spent 2.76 s on a formula simplification that was a NOOP. DAG size: 30 [2019-09-19 07:01:30,237 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 32 [2019-09-19 07:01:31,174 WARN L191 SmtUtils]: Spent 874.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 40 [2019-09-19 07:01:31,563 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2019-09-19 07:01:32,641 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2019-09-19 07:01:35,411 WARN L191 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2019-09-19 07:01:37,651 WARN L191 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2019-09-19 07:01:39,783 WARN L191 SmtUtils]: Spent 2.13 s on a formula simplification that was a NOOP. DAG size: 39 [2019-09-19 07:01:39,927 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 3 for LOIs [2019-09-19 07:01:39,932 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 07:01:39,932 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 07:01:39,935 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 404#false [2019-09-19 07:01:39,941 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-19 07:01:39,941 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 07:01:39,943 INFO L168 Benchmark]: Toolchain (without parser) took 25531.61 ms. Allocated memory was 134.7 MB in the beginning and 256.9 MB in the end (delta: 122.2 MB). Free memory was 90.6 MB in the beginning and 111.5 MB in the end (delta: -20.9 MB). Peak memory consumption was 101.3 MB. Max. memory is 7.1 GB. [2019-09-19 07:01:39,944 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 134.7 MB. Free memory was 109.0 MB in the beginning and 108.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 07:01:39,945 INFO L168 Benchmark]: CACSL2BoogieTranslator took 292.54 ms. Allocated memory is still 134.7 MB. Free memory was 90.3 MB in the beginning and 80.5 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-09-19 07:01:39,946 INFO L168 Benchmark]: Boogie Preprocessor took 121.16 ms. Allocated memory was 134.7 MB in the beginning and 200.8 MB in the end (delta: 66.1 MB). Free memory was 80.5 MB in the beginning and 177.3 MB in the end (delta: -96.8 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. [2019-09-19 07:01:39,951 INFO L168 Benchmark]: RCFGBuilder took 353.50 ms. Allocated memory is still 200.8 MB. Free memory was 177.3 MB in the beginning and 163.5 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 7.1 GB. [2019-09-19 07:01:39,952 INFO L168 Benchmark]: Sifa took 24759.98 ms. Allocated memory was 200.8 MB in the beginning and 256.9 MB in the end (delta: 56.1 MB). Free memory was 163.5 MB in the beginning and 111.5 MB in the end (delta: 52.0 MB). Peak memory consumption was 108.1 MB. Max. memory is 7.1 GB. [2019-09-19 07:01:39,958 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 134.7 MB. Free memory was 109.0 MB in the beginning and 108.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 292.54 ms. Allocated memory is still 134.7 MB. Free memory was 90.3 MB in the beginning and 80.5 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 121.16 ms. Allocated memory was 134.7 MB in the beginning and 200.8 MB in the end (delta: 66.1 MB). Free memory was 80.5 MB in the beginning and 177.3 MB in the end (delta: -96.8 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 353.50 ms. Allocated memory is still 200.8 MB. Free memory was 177.3 MB in the beginning and 163.5 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 7.1 GB. * Sifa took 24759.98 ms. Allocated memory was 200.8 MB in the beginning and 256.9 MB in the end (delta: 56.1 MB). Free memory was 163.5 MB in the beginning and 111.5 MB in the end (delta: 52.0 MB). Peak memory consumption was 108.1 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]: 24700, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 222, DAG_INTERPRETER_EARLY_EXITS: 4, TOOLS_POST_APPLICATIONS: 179, TOOLS_POST_TIME[ms]: 65, TOOLS_POST_CALL_APPLICATIONS: 30, TOOLS_POST_CALL_TIME[ms]: 297, TOOLS_POST_RETURN_APPLICATIONS: 24, TOOLS_POST_RETURN_TIME[ms]: 38, TOOLS_QUANTIFIERELIM_APPLICATIONS: 232, TOOLS_QUANTIFIERELIM_TIME[ms]: 339, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29, FLUID_QUERY_TIME[ms]: 10, FLUID_QUERIES: 231, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 78, DOMAIN_JOIN_TIME[ms]: 19997, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 4061, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 21, DOMAIN_ISBOTTOM_APPLICATIONS: 43, DOMAIN_ISBOTTOM_TIME[ms]: 70, LOOP_SUMMARIZER_APPLICATIONS: 9, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 16685, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 16684, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 24, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 692, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 41, DAG_COMPRESSION_PROCESSED_NODES: 263, DAG_COMPRESSION_RETAINED_NODES: 110 - PositiveResult [Line: 12]: 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...