java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loops/terminator_02-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 11:19:01,512 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 11:19:01,514 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 11:19:01,526 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 11:19:01,527 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 11:19:01,528 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 11:19:01,529 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 11:19:01,531 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 11:19:01,533 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 11:19:01,534 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 11:19:01,535 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 11:19:01,536 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 11:19:01,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 11:19:01,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 11:19:01,538 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 11:19:01,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 11:19:01,540 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 11:19:01,541 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 11:19:01,543 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 11:19:01,545 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 11:19:01,547 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 11:19:01,548 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 11:19:01,549 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 11:19:01,550 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 11:19:01,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 11:19:01,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 11:19:01,552 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 11:19:01,553 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 11:19:01,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 11:19:01,554 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 11:19:01,555 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 11:19:01,556 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 11:19:01,556 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 11:19:01,557 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 11:19:01,558 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 11:19:01,558 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 11:19:01,559 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 11:19:01,559 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 11:19:01,559 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 11:19:01,560 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 11:19:01,561 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 11:19:01,562 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 [2019-09-18 11:19:01,575 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 11:19:01,575 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 11:19:01,577 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 11:19:01,577 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 11:19:01,577 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 11:19:01,577 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 11:19:01,578 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 11:19:01,578 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 11:19:01,578 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 11:19:01,578 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 11:19:01,578 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 11:19:01,579 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 11:19:01,579 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 11:19:01,579 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 11:19:01,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 11:19:01,579 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 11:19:01,580 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 11:19:01,580 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 11:19:01,580 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 11:19:01,580 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 11:19:01,580 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 11:19:01,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 11:19:01,581 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 11:19:01,581 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 11:19:01,581 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 11:19:01,581 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 11:19:01,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 11:19:01,582 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 11:19:01,582 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-18 11:19:01,613 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 11:19:01,633 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 11:19:01,640 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 11:19:01,641 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 11:19:01,642 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 11:19:01,645 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/terminator_02-1.c [2019-09-18 11:19:01,717 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b0863519/150ab4de72f441cdba7ad917446d6bfb/FLAG58d981018 [2019-09-18 11:19:02,150 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 11:19:02,150 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/terminator_02-1.c [2019-09-18 11:19:02,156 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b0863519/150ab4de72f441cdba7ad917446d6bfb/FLAG58d981018 [2019-09-18 11:19:02,523 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b0863519/150ab4de72f441cdba7ad917446d6bfb [2019-09-18 11:19:02,532 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 11:19:02,534 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 11:19:02,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 11:19:02,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 11:19:02,538 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 11:19:02,539 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:19:02" (1/1) ... [2019-09-18 11:19:02,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7070b95c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:02, skipping insertion in model container [2019-09-18 11:19:02,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:19:02" (1/1) ... [2019-09-18 11:19:02,549 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 11:19:02,565 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 11:19:02,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 11:19:02,737 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 11:19:02,752 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 11:19:02,766 INFO L192 MainTranslator]: Completed translation [2019-09-18 11:19:02,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:02 WrapperNode [2019-09-18 11:19:02,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 11:19:02,767 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 11:19:02,767 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 11:19:02,768 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 11:19:02,859 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:02" (1/1) ... [2019-09-18 11:19:02,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:02" (1/1) ... [2019-09-18 11:19:02,864 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:02" (1/1) ... [2019-09-18 11:19:02,864 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:02" (1/1) ... [2019-09-18 11:19:02,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:02" (1/1) ... [2019-09-18 11:19:02,873 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:02" (1/1) ... [2019-09-18 11:19:02,874 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:02" (1/1) ... [2019-09-18 11:19:02,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 11:19:02,876 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 11:19:02,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 11:19:02,876 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 11:19:02,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:02" (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 [2019-09-18 11:19:02,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 11:19:02,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 11:19:02,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-18 11:19:02,928 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 11:19:02,928 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 11:19:02,928 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-18 11:19:02,929 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 11:19:02,929 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-18 11:19:02,929 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 11:19:02,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 11:19:02,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 11:19:03,116 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 11:19:03,116 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-18 11:19:03,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:19:03 BoogieIcfgContainer [2019-09-18 11:19:03,119 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 11:19:03,125 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 11:19:03,126 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 11:19:03,126 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 11:19:03,130 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:19:03" (1/1) ... [2019-09-18 11:19:03,131 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 11:19:03,166 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 11:19:03,166 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 11:19:03,174 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 11:19:03,183 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 11:19:03,185 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 11:19:03,255 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-18 11:19:03,506 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 32 [2019-09-18 11:19:04,417 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-18 11:19:04,711 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2019-09-18 11:19:04,821 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2019-09-18 11:19:04,956 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 38 [2019-09-18 11:19:05,146 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-18 11:19:05,268 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-18 11:19:05,411 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 43 [2019-09-18 11:19:05,643 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 44 [2019-09-18 11:19:05,837 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-18 11:19:05,961 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-18 11:19:06,111 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 49 [2019-09-18 11:19:06,344 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 50 [2019-09-18 11:19:06,587 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-18 11:19:06,745 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-18 11:19:06,922 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 55 [2019-09-18 11:19:07,144 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 57 [2019-09-18 11:19:07,211 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 3 for LOIs [2019-09-18 11:19:07,231 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 11:19:07,231 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 11:19:07,234 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 186#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-18 11:19:07,245 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 11:19:07,246 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 11:19:07,247 INFO L168 Benchmark]: Toolchain (without parser) took 4713.43 ms. Allocated memory was 133.2 MB in the beginning and 261.6 MB in the end (delta: 128.5 MB). Free memory was 89.2 MB in the beginning and 108.0 MB in the end (delta: -18.8 MB). Peak memory consumption was 109.6 MB. Max. memory is 7.1 GB. [2019-09-18 11:19:07,248 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 11:19:07,249 INFO L168 Benchmark]: CACSL2BoogieTranslator took 232.42 ms. Allocated memory is still 133.2 MB. Free memory was 88.8 MB in the beginning and 79.5 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-09-18 11:19:07,250 INFO L168 Benchmark]: Boogie Preprocessor took 108.56 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 79.5 MB in the beginning and 176.7 MB in the end (delta: -97.2 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. [2019-09-18 11:19:07,251 INFO L168 Benchmark]: RCFGBuilder took 242.79 ms. Allocated memory is still 199.8 MB. Free memory was 176.7 MB in the beginning and 163.7 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 7.1 GB. [2019-09-18 11:19:07,252 INFO L168 Benchmark]: Sifa took 4120.39 ms. Allocated memory was 199.8 MB in the beginning and 261.6 MB in the end (delta: 61.9 MB). Free memory was 163.1 MB in the beginning and 108.0 MB in the end (delta: 55.0 MB). Peak memory consumption was 116.9 MB. Max. memory is 7.1 GB. [2019-09-18 11:19:07,255 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 232.42 ms. Allocated memory is still 133.2 MB. Free memory was 88.8 MB in the beginning and 79.5 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 108.56 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 79.5 MB in the beginning and 176.7 MB in the end (delta: -97.2 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 242.79 ms. Allocated memory is still 199.8 MB. Free memory was 176.7 MB in the beginning and 163.7 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 7.1 GB. * Sifa took 4120.39 ms. Allocated memory was 199.8 MB in the beginning and 261.6 MB in the end (delta: 61.9 MB). Free memory was 163.1 MB in the beginning and 108.0 MB in the end (delta: 55.0 MB). Peak memory consumption was 116.9 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]: 4069, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 139, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 127, TOOLS_POST_TIME[ms]: 180, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 8, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 131, TOOLS_QUANTIFIERELIM_TIME[ms]: 139, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12, FLUID_QUERY_TIME[ms]: 9, FLUID_QUERIES: 146, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 19, DOMAIN_JOIN_TIME[ms]: 2686, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 1041, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 12, DOMAIN_ISBOTTOM_APPLICATIONS: 10, DOMAIN_ISBOTTOM_TIME[ms]: 13, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3856, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3855, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 14, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 18, DAG_COMPRESSION_TIME[ms]: 31, DAG_COMPRESSION_PROCESSED_NODES: 153, DAG_COMPRESSION_RETAINED_NODES: 69 - 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 186#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...