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 -i ../../../trunk/examples/svcomp/loop-invgen/id_trans.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-0883e75 [2019-09-05 11:15:05,409 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-05 11:15:05,411 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-05 11:15:05,428 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-05 11:15:05,429 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-05 11:15:05,430 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-05 11:15:05,432 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-05 11:15:05,441 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-05 11:15:05,444 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-05 11:15:05,447 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-05 11:15:05,450 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-05 11:15:05,452 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-05 11:15:05,453 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-05 11:15:05,454 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-05 11:15:05,457 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-05 11:15:05,458 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-05 11:15:05,459 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-05 11:15:05,461 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-05 11:15:05,463 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-05 11:15:05,468 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-05 11:15:05,472 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-05 11:15:05,473 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-05 11:15:05,476 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-05 11:15:05,477 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-05 11:15:05,479 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-05 11:15:05,479 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-05 11:15:05,479 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-05 11:15:05,480 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-05 11:15:05,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-05 11:15:05,481 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-05 11:15:05,482 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-05 11:15:05,482 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-05 11:15:05,483 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-05 11:15:05,483 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-05 11:15:05,484 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-05 11:15:05,485 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-05 11:15:05,485 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-05 11:15:05,485 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-05 11:15:05,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-05 11:15:05,486 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-05 11:15:05,487 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-05 11:15:05,488 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 [2019-09-05 11:15:05,501 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-05 11:15:05,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-05 11:15:05,503 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-05 11:15:05,503 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-05 11:15:05,503 INFO L138 SettingsManager]: * Use SBE=true [2019-09-05 11:15:05,503 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-05 11:15:05,503 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-05 11:15:05,504 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-05 11:15:05,504 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-05 11:15:05,504 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-05 11:15:05,504 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-05 11:15:05,504 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-05 11:15:05,504 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-05 11:15:05,505 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-05 11:15:05,505 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-05 11:15:05,505 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-05 11:15:05,505 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-05 11:15:05,505 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-05 11:15:05,506 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-05 11:15:05,506 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-05 11:15:05,506 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-05 11:15:05,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-05 11:15:05,506 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-05 11:15:05,507 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-05 11:15:05,507 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-05 11:15:05,507 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-05 11:15:05,507 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-05 11:15:05,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-05 11:15:05,507 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-05 11:15:05,536 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-05 11:15:05,548 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-05 11:15:05,553 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-05 11:15:05,558 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-05 11:15:05,558 INFO L275 PluginConnector]: CDTParser initialized [2019-09-05 11:15:05,559 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/id_trans.i [2019-09-05 11:15:05,631 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65fb57c05/65ce996df40548f49bb9306570710eb5/FLAG07317ea1e [2019-09-05 11:15:06,104 INFO L306 CDTParser]: Found 1 translation units. [2019-09-05 11:15:06,105 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/id_trans.i [2019-09-05 11:15:06,112 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65fb57c05/65ce996df40548f49bb9306570710eb5/FLAG07317ea1e [2019-09-05 11:15:06,527 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65fb57c05/65ce996df40548f49bb9306570710eb5 [2019-09-05 11:15:06,537 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-05 11:15:06,539 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-05 11:15:06,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-05 11:15:06,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-05 11:15:06,543 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-05 11:15:06,543 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 11:15:06" (1/1) ... [2019-09-05 11:15:06,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e7f895b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:06, skipping insertion in model container [2019-09-05 11:15:06,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 11:15:06" (1/1) ... [2019-09-05 11:15:06,554 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-05 11:15:06,571 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-05 11:15:06,788 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 11:15:06,796 INFO L188 MainTranslator]: Completed pre-run [2019-09-05 11:15:06,834 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 11:15:06,854 INFO L192 MainTranslator]: Completed translation [2019-09-05 11:15:06,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:06 WrapperNode [2019-09-05 11:15:06,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-05 11:15:06,855 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-05 11:15:06,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-05 11:15:06,856 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-05 11:15:06,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:06" (1/1) ... [2019-09-05 11:15:06,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:06" (1/1) ... [2019-09-05 11:15:06,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:06" (1/1) ... [2019-09-05 11:15:06,980 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:06" (1/1) ... [2019-09-05 11:15:06,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:06" (1/1) ... [2019-09-05 11:15:06,999 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:06" (1/1) ... [2019-09-05 11:15:07,000 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:06" (1/1) ... [2019-09-05 11:15:07,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-05 11:15:07,002 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-05 11:15:07,003 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-05 11:15:07,003 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-05 11:15:07,004 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:06" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-05 11:15:07,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-05 11:15:07,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-05 11:15:07,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-05 11:15:07,072 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-05 11:15:07,072 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-05 11:15:07,072 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-05 11:15:07,072 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-05 11:15:07,073 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-05 11:15:07,073 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-05 11:15:07,073 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-05 11:15:07,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-05 11:15:07,274 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-05 11:15:07,274 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-05 11:15:07,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 11:15:07 BoogieIcfgContainer [2019-09-05 11:15:07,276 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-05 11:15:07,276 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-05 11:15:07,277 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-05 11:15:07,277 INFO L275 PluginConnector]: Sifa initialized [2019-09-05 11:15:07,278 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 11:15:07" (1/1) ... [2019-09-05 11:15:07,279 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-05 11:15:07,303 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-05 11:15:07,303 INFO L169 IcfgInterpreter]: Building call graph [2019-09-05 11:15:07,323 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-05 11:15:07,346 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-05 11:15:07,347 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-05 11:15:07,420 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-05 11:15:08,122 WARN L188 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 22 [2019-09-05 11:15:08,514 WARN L188 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 26 [2019-09-05 11:15:08,892 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-05 11:15:08,893 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-05 11:15:08,893 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-05 11:15:08,895 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 102#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond)) [2019-09-05 11:15:08,908 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-05 11:15:08,908 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-05 11:15:08,911 INFO L168 Benchmark]: Toolchain (without parser) took 2370.85 ms. Allocated memory was 132.6 MB in the beginning and 222.8 MB in the end (delta: 90.2 MB). Free memory was 88.9 MB in the beginning and 111.0 MB in the end (delta: -22.1 MB). Peak memory consumption was 68.1 MB. Max. memory is 7.1 GB. [2019-09-05 11:15:08,913 INFO L168 Benchmark]: CDTParser took 2.32 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-05 11:15:08,914 INFO L168 Benchmark]: CACSL2BoogieTranslator took 315.50 ms. Allocated memory is still 132.6 MB. Free memory was 88.7 MB in the beginning and 79.0 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-09-05 11:15:08,916 INFO L168 Benchmark]: Boogie Preprocessor took 146.64 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 79.0 MB in the beginning and 176.2 MB in the end (delta: -97.2 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. [2019-09-05 11:15:08,917 INFO L168 Benchmark]: RCFGBuilder took 273.63 ms. Allocated memory is still 199.2 MB. Free memory was 176.2 MB in the beginning and 163.3 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 7.1 GB. [2019-09-05 11:15:08,923 INFO L168 Benchmark]: Sifa took 1631.76 ms. Allocated memory was 199.2 MB in the beginning and 222.8 MB in the end (delta: 23.6 MB). Free memory was 163.3 MB in the beginning and 111.0 MB in the end (delta: 52.3 MB). Peak memory consumption was 75.9 MB. Max. memory is 7.1 GB. [2019-09-05 11:15:08,935 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.32 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 315.50 ms. Allocated memory is still 132.6 MB. Free memory was 88.7 MB in the beginning and 79.0 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 146.64 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 79.0 MB in the beginning and 176.2 MB in the end (delta: -97.2 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 273.63 ms. Allocated memory is still 199.2 MB. Free memory was 176.2 MB in the beginning and 163.3 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 7.1 GB. * Sifa took 1631.76 ms. Allocated memory was 199.2 MB in the beginning and 222.8 MB in the end (delta: 23.6 MB). Free memory was 163.3 MB in the beginning and 111.0 MB in the end (delta: 52.3 MB). Peak memory consumption was 75.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 1593 OVERALL_TIME[ms], 3 ICFG_INTERPRETER_ENTERED_PROCEDURES, 50 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 25 TOOLS_POST_APPLICATIONS, 34 TOOLS_POST_TIME[ms], 24 TOOLS_POST_CALL_APPLICATIONS, 1029 TOOLS_POST_CALL_TIME[ms], 19 TOOLS_POST_RETURN_APPLICATIONS, 78 TOOLS_POST_RETURN_TIME[ms], 1096 TOOLS_QUANTIFIERELIM_TIME[ms], 9 FLUID_QUERY_TIME[ms], 52 FLUID_QUERIES, 1 FLUID_YES_ANSWERS, 14 DOMAIN_JOIN_APPLICATIONS, 37 DOMAIN_JOIN_TIME[ms], 1 DOMAIN_ALPHA_APPLICATIONS, 203 DOMAIN_ALPHA_TIME[ms], 1 DOMAIN_WIDEN_APPLICATIONS, 29 DOMAIN_WIDEN_TIME[ms], 33 DOMAIN_ISSUBSETEQ_APPLICATIONS, 38 DOMAIN_ISSUBSETEQ_TIME[ms], 5 DOMAIN_ISBOTTOM_APPLICATIONS, 10 DOMAIN_ISBOTTOM_TIME[ms], 1 LOOP_SUMMARIZER_APPLICATIONS, 1 LOOP_SUMMARIZER_CACHE_MISSES, 920 LOOP_SUMMARIZER_OVERALL_TIME[ms], 919 LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms], 2 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 19 CALL_SUMMARIZER_APPLICATIONS, 0 CALL_SUMMARIZER_CACHE_MISSES, 75 CALL_SUMMARIZER_OVERALL_TIME[ms], 0 CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms], 5 PROCEDURE_GRAPH_BUILDER_TIME[ms], 4 PATH_EXPR_TIME[ms], 3 REGEX_TO_DAG_TIME[ms], 25 DAG_COMPRESSION_TIME[ms], 112 DAG_COMPRESSION_PROCESSED_NODES, 55 DAG_COMPRESSION_RETAINED_NODES - 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 102#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...