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_DDA -i ../../../trunk/examples/svcomp/loops/veris.c_NetBSD-libc_loop.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 15:20:54,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 15:20:54,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 15:20:54,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 15:20:54,918 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 15:20:54,919 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 15:20:54,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 15:20:54,922 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 15:20:54,924 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 15:20:54,925 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 15:20:54,926 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 15:20:54,927 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 15:20:54,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 15:20:54,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 15:20:54,929 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 15:20:54,930 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 15:20:54,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 15:20:54,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 15:20:54,933 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 15:20:54,935 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 15:20:54,937 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 15:20:54,938 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 15:20:54,939 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 15:20:54,940 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 15:20:54,942 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 15:20:54,942 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 15:20:54,942 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 15:20:54,943 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 15:20:54,944 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 15:20:54,945 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 15:20:54,945 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 15:20:54,946 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 15:20:54,947 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 15:20:54,947 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 15:20:54,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 15:20:54,948 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 15:20:54,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 15:20:54,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 15:20:54,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 15:20:54,951 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 15:20:54,951 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 15:20:54,952 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 [2019-09-17 15:20:54,966 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 15:20:54,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 15:20:54,967 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 15:20:54,968 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 15:20:54,968 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 15:20:54,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 15:20:54,968 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 15:20:54,969 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 15:20:54,969 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 15:20:54,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 15:20:54,969 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 15:20:54,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 15:20:54,970 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 15:20:54,970 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 15:20:54,970 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 15:20:54,970 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 15:20:54,970 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 15:20:54,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 15:20:54,971 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 15:20:54,971 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 15:20:54,971 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 15:20:54,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 15:20:54,972 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 15:20:54,972 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 15:20:54,972 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 15:20:54,972 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 15:20:54,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 15:20:54,973 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 15:20:54,973 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_DDA [2019-09-17 15:20:55,003 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 15:20:55,015 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 15:20:55,019 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 15:20:55,020 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 15:20:55,021 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 15:20:55,022 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/veris.c_NetBSD-libc_loop.i [2019-09-17 15:20:55,087 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01b820d34/9f9d31ec5c3540cfb6ff6814266291bc/FLAG456d55e45 [2019-09-17 15:20:55,541 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 15:20:55,541 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/veris.c_NetBSD-libc_loop.i [2019-09-17 15:20:55,548 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01b820d34/9f9d31ec5c3540cfb6ff6814266291bc/FLAG456d55e45 [2019-09-17 15:20:55,954 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01b820d34/9f9d31ec5c3540cfb6ff6814266291bc [2019-09-17 15:20:55,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 15:20:55,967 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 15:20:55,968 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 15:20:55,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 15:20:55,972 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 15:20:55,973 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 03:20:55" (1/1) ... [2019-09-17 15:20:55,976 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@403b277c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:20:55, skipping insertion in model container [2019-09-17 15:20:55,977 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 03:20:55" (1/1) ... [2019-09-17 15:20:55,985 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 15:20:56,005 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 15:20:56,218 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 15:20:56,228 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 15:20:56,243 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 15:20:56,364 INFO L192 MainTranslator]: Completed translation [2019-09-17 15:20:56,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:20:56 WrapperNode [2019-09-17 15:20:56,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 15:20:56,366 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 15:20:56,366 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 15:20:56,367 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 15:20:56,376 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:20:56" (1/1) ... [2019-09-17 15:20:56,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:20:56" (1/1) ... [2019-09-17 15:20:56,383 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:20:56" (1/1) ... [2019-09-17 15:20:56,383 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:20:56" (1/1) ... [2019-09-17 15:20:56,390 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:20:56" (1/1) ... [2019-09-17 15:20:56,394 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:20:56" (1/1) ... [2019-09-17 15:20:56,395 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:20:56" (1/1) ... [2019-09-17 15:20:56,397 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 15:20:56,397 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 15:20:56,398 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 15:20:56,398 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 15:20:56,399 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:20:56" (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 [2019-09-17 15:20:56,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 15:20:56,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 15:20:56,455 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-17 15:20:56,455 INFO L138 BoogieDeclarations]: Found implementation of procedure glob2 [2019-09-17 15:20:56,456 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 15:20:56,456 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 15:20:56,456 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-17 15:20:56,456 INFO L130 BoogieDeclarations]: Found specification of procedure glob2 [2019-09-17 15:20:56,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 15:20:56,456 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 15:20:56,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 15:20:56,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 15:20:56,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 15:20:56,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 15:20:56,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 15:20:56,794 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 15:20:56,794 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-17 15:20:56,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 03:20:56 BoogieIcfgContainer [2019-09-17 15:20:56,796 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 15:20:56,796 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 15:20:56,796 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 15:20:56,796 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 15:20:56,798 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 03:20:56" (1/1) ... [2019-09-17 15:20:56,798 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 15:20:56,822 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 15:20:56,822 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 15:20:56,830 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 15:20:56,839 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 15:20:56,840 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 15:20:57,142 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 28 for LOIs [2019-09-17 15:20:57,355 INFO L199 IcfgInterpreter]: Interpreting procedure glob2 with input of size 34 for LOIs [2019-09-17 15:20:57,604 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 52 [2019-09-17 15:20:57,898 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-17 15:20:58,061 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-17 15:20:58,201 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-17 15:20:58,532 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 63 [2019-09-17 15:20:58,572 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 15:20:58,581 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 15:20:59,025 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 66 [2019-09-17 15:20:59,164 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-17 15:20:59,273 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2019-09-17 15:20:59,604 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 66 [2019-09-17 15:21:00,096 WARN L191 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 78 [2019-09-17 15:21:00,311 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-17 15:21:00,776 WARN L191 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 80 [2019-09-17 15:21:00,824 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 15:21:01,265 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 68 [2019-09-17 15:21:01,396 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-17 15:21:01,797 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 70 [2019-09-17 15:21:01,839 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 15:21:01,981 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 26 [2019-09-17 15:21:01,983 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 26 for LOIs [2019-09-17 15:21:02,015 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 15:21:02,015 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 15:21:02,017 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 67#false [2019-09-17 15:21:02,024 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-17 15:21:02,024 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 15:21:02,026 INFO L168 Benchmark]: Toolchain (without parser) took 6058.58 ms. Allocated memory was 137.9 MB in the beginning and 317.7 MB in the end (delta: 179.8 MB). Free memory was 85.1 MB in the beginning and 177.0 MB in the end (delta: -92.0 MB). Peak memory consumption was 87.9 MB. Max. memory is 7.1 GB. [2019-09-17 15:21:02,027 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 104.0 MB in the beginning and 103.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 15:21:02,028 INFO L168 Benchmark]: CACSL2BoogieTranslator took 397.66 ms. Allocated memory was 137.9 MB in the beginning and 198.7 MB in the end (delta: 60.8 MB). Free memory was 84.9 MB in the beginning and 176.6 MB in the end (delta: -91.7 MB). Peak memory consumption was 19.9 MB. Max. memory is 7.1 GB. [2019-09-17 15:21:02,029 INFO L168 Benchmark]: Boogie Preprocessor took 30.89 ms. Allocated memory is still 198.7 MB. Free memory was 176.6 MB in the beginning and 174.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-09-17 15:21:02,030 INFO L168 Benchmark]: RCFGBuilder took 398.21 ms. Allocated memory is still 198.7 MB. Free memory was 174.2 MB in the beginning and 157.8 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. [2019-09-17 15:21:02,031 INFO L168 Benchmark]: Sifa took 5228.13 ms. Allocated memory was 198.7 MB in the beginning and 317.7 MB in the end (delta: 119.0 MB). Free memory was 157.8 MB in the beginning and 177.0 MB in the end (delta: -19.3 MB). Peak memory consumption was 99.7 MB. Max. memory is 7.1 GB. [2019-09-17 15:21:02,034 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 137.9 MB. Free memory was 104.0 MB in the beginning and 103.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 397.66 ms. Allocated memory was 137.9 MB in the beginning and 198.7 MB in the end (delta: 60.8 MB). Free memory was 84.9 MB in the beginning and 176.6 MB in the end (delta: -91.7 MB). Peak memory consumption was 19.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 30.89 ms. Allocated memory is still 198.7 MB. Free memory was 176.6 MB in the beginning and 174.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 398.21 ms. Allocated memory is still 198.7 MB. Free memory was 174.2 MB in the beginning and 157.8 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. * Sifa took 5228.13 ms. Allocated memory was 198.7 MB in the beginning and 317.7 MB in the end (delta: 119.0 MB). Free memory was 157.8 MB in the beginning and 177.0 MB in the end (delta: -19.3 MB). Peak memory consumption was 99.7 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]: 5195, ICFG_INTERPRETER_ENTERED_PROCEDURES: 4, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 26, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 18, TOOLS_POST_TIME[ms]: 130, TOOLS_POST_CALL_APPLICATIONS: 7, TOOLS_POST_CALL_TIME[ms]: 685, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 14, TOOLS_QUANTIFIERELIM_APPLICATIONS: 29, TOOLS_QUANTIFIERELIM_TIME[ms]: 801, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 200, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 29, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 7, DOMAIN_JOIN_TIME[ms]: 2471, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 1791, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 18, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 4, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4439, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4438, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 306, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 306, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 16, DAG_COMPRESSION_PROCESSED_NODES: 53, DAG_COMPRESSION_RETAINED_NODES: 36 - PositiveResult [Line: 5]: 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...