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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/loops/veris.c_sendmail_tTflag_arr_one_loop.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:48:18,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:48:18,345 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:48:18,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:48:18,357 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:48:18,358 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:48:18,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:48:18,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:48:18,363 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:48:18,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:48:18,364 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:48:18,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:48:18,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:48:18,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:48:18,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:48:18,369 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:48:18,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:48:18,371 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:48:18,372 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:48:18,374 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:48:18,376 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:48:18,377 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:48:18,378 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:48:18,379 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:48:18,381 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 09:48:18,381 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 09:48:18,381 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 09:48:18,382 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 09:48:18,382 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 09:48:18,383 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 09:48:18,384 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 09:48:18,384 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 09:48:18,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 09:48:18,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 09:48:18,387 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 09:48:18,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 09:48:18,387 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 09:48:18,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 09:48:18,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:48:18,389 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:48:18,389 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:48:18,392 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 [2019-09-21 09:48:18,413 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:48:18,413 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:48:18,415 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:48:18,415 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:48:18,415 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:48:18,416 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:48:18,416 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:48:18,416 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:48:18,416 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:48:18,416 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:48:18,417 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:48:18,418 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:48:18,418 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:48:18,418 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:48:18,418 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:48:18,419 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:48:18,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:48:18,419 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:48:18,419 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:48:18,419 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:48:18,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:48:18,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:48:18,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:48:18,420 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:48:18,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:48:18,421 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:48:18,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:48:18,421 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:48:18,421 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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_QUICK [2019-09-21 09:48:18,471 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:48:18,486 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:48:18,493 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:48:18,494 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:48:18,495 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:48:18,495 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/veris.c_sendmail_tTflag_arr_one_loop.c [2019-09-21 09:48:18,564 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c77eee8a3/71a2ad808ecc489fb008d648f0615f1c/FLAGf94828ea3 [2019-09-21 09:48:19,013 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:48:19,014 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/veris.c_sendmail_tTflag_arr_one_loop.c [2019-09-21 09:48:19,020 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c77eee8a3/71a2ad808ecc489fb008d648f0615f1c/FLAGf94828ea3 [2019-09-21 09:48:19,382 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c77eee8a3/71a2ad808ecc489fb008d648f0615f1c [2019-09-21 09:48:19,397 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:48:19,399 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:48:19,400 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:48:19,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:48:19,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:48:19,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:48:19" (1/1) ... [2019-09-21 09:48:19,408 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@695b9470 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:19, skipping insertion in model container [2019-09-21 09:48:19,408 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:48:19" (1/1) ... [2019-09-21 09:48:19,416 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:48:19,433 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:48:19,620 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:48:19,625 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:48:19,649 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:48:19,671 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:48:19,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:19 WrapperNode [2019-09-21 09:48:19,672 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:48:19,673 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:48:19,673 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:48:19,673 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:48:19,786 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:19" (1/1) ... [2019-09-21 09:48:19,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:19" (1/1) ... [2019-09-21 09:48:19,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:19" (1/1) ... [2019-09-21 09:48:19,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:19" (1/1) ... [2019-09-21 09:48:19,807 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:19" (1/1) ... [2019-09-21 09:48:19,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:19" (1/1) ... [2019-09-21 09:48:19,819 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:19" (1/1) ... [2019-09-21 09:48:19,825 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:48:19,825 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:48:19,825 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:48:19,826 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:48:19,827 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:19" (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 [2019-09-21 09:48:19,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:48:19,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:48:19,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-21 09:48:19,881 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:48:19,882 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:48:19,882 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-21 09:48:19,882 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-21 09:48:19,882 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:48:19,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 09:48:19,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 09:48:19,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 09:48:19,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 09:48:19,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:48:19,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:48:20,150 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:48:20,151 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-21 09:48:20,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:48:20 BoogieIcfgContainer [2019-09-21 09:48:20,153 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:48:20,154 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:48:20,154 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:48:20,155 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:48:20,157 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:48:20" (1/1) ... [2019-09-21 09:48:20,158 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 09:48:20,221 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:48:20,222 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:48:20,232 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:48:20,241 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:48:20,242 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:48:20,422 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-09-21 09:48:20,631 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-21 09:48:22,872 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 369 [2019-09-21 09:48:22,995 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 369 [2019-09-21 09:48:23,137 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 355 [2019-09-21 09:48:23,945 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 479 [2019-09-21 09:48:24,102 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 479 [2019-09-21 09:48:24,319 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 480 DAG size of output: 458 [2019-09-21 09:48:24,494 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 452 [2019-09-21 09:48:24,630 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 452 [2019-09-21 09:48:24,817 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 452 DAG size of output: 436 [2019-09-21 09:48:25,030 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 595 [2019-09-21 09:48:25,203 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 595 [2019-09-21 09:48:25,471 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 596 DAG size of output: 571 [2019-09-21 09:48:25,669 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-21 09:48:25,820 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-21 09:48:26,015 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 547 DAG size of output: 524 [2019-09-21 09:48:26,194 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 577 DAG size of output: 300 [2019-09-21 09:48:26,250 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 3 for LOIs [2019-09-21 09:48:26,255 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 09:48:26,256 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 09:48:26,258 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 249#false [2019-09-21 09:48:26,265 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-21 09:48:26,265 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 09:48:26,267 INFO L168 Benchmark]: Toolchain (without parser) took 6868.42 ms. Allocated memory was 138.9 MB in the beginning and 412.1 MB in the end (delta: 273.2 MB). Free memory was 85.7 MB in the beginning and 123.5 MB in the end (delta: -37.9 MB). Peak memory consumption was 235.3 MB. Max. memory is 7.1 GB. [2019-09-21 09:48:26,269 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 103.9 MB in the beginning and 103.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 09:48:26,269 INFO L168 Benchmark]: CACSL2BoogieTranslator took 272.30 ms. Allocated memory is still 138.9 MB. Free memory was 85.3 MB in the beginning and 75.3 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-09-21 09:48:26,271 INFO L168 Benchmark]: Boogie Preprocessor took 152.38 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 75.3 MB in the beginning and 175.5 MB in the end (delta: -100.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-09-21 09:48:26,271 INFO L168 Benchmark]: RCFGBuilder took 328.37 ms. Allocated memory is still 198.7 MB. Free memory was 175.5 MB in the beginning and 159.0 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. [2019-09-21 09:48:26,272 INFO L168 Benchmark]: Sifa took 6111.44 ms. Allocated memory was 198.7 MB in the beginning and 412.1 MB in the end (delta: 213.4 MB). Free memory was 159.0 MB in the beginning and 123.5 MB in the end (delta: 35.4 MB). Peak memory consumption was 248.8 MB. Max. memory is 7.1 GB. [2019-09-21 09:48:26,276 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 138.9 MB. Free memory was 103.9 MB in the beginning and 103.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 272.30 ms. Allocated memory is still 138.9 MB. Free memory was 85.3 MB in the beginning and 75.3 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 152.38 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 75.3 MB in the beginning and 175.5 MB in the end (delta: -100.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 328.37 ms. Allocated memory is still 198.7 MB. Free memory was 175.5 MB in the beginning and 159.0 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. * Sifa took 6111.44 ms. Allocated memory was 198.7 MB in the beginning and 412.1 MB in the end (delta: 213.4 MB). Free memory was 159.0 MB in the beginning and 123.5 MB in the end (delta: 35.4 MB). Peak memory consumption was 248.8 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]: 6040, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 25, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 20, TOOLS_POST_TIME[ms]: 467, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 29, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 2, TOOLS_QUANTIFIERELIM_APPLICATIONS: 24, TOOLS_QUANTIFIERELIM_TIME[ms]: 459, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 93, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 38, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 15, DOMAIN_JOIN_TIME[ms]: 1837, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 42, DOMAIN_WIDEN_APPLICATIONS: 11, DOMAIN_WIDEN_TIME[ms]: 2318, DOMAIN_ISSUBSETEQ_APPLICATIONS: 13, DOMAIN_ISSUBSETEQ_TIME[ms]: 1264, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5782, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5781, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 13, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 129, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 129, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 12, DAG_COMPRESSION_PROCESSED_NODES: 49, DAG_COMPRESSION_RETAINED_NODES: 31 - PositiveResult [Line: 6]: 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...