java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/reducercommutativity/sep10-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 20:20:28,598 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 20:20:28,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 20:20:28,618 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 20:20:28,619 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 20:20:28,620 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 20:20:28,622 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 20:20:28,627 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 20:20:28,628 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 20:20:28,633 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 20:20:28,634 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 20:20:28,635 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 20:20:28,635 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 20:20:28,636 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 20:20:28,637 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 20:20:28,638 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 20:20:28,639 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 20:20:28,640 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 20:20:28,642 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 20:20:28,645 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 20:20:28,648 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 20:20:28,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 20:20:28,650 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 20:20:28,651 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 20:20:28,654 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 20:20:28,655 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 20:20:28,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 20:20:28,656 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 20:20:28,657 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 20:20:28,659 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 20:20:28,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 20:20:28,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 20:20:28,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 20:20:28,662 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 20:20:28,665 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 20:20:28,666 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 20:20:28,666 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 20:20:28,667 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 20:20:28,667 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 20:20:28,668 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 20:20:28,671 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 20:20:28,672 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 [2019-09-20 20:20:28,690 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 20:20:28,692 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 20:20:28,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 20:20:28,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 20:20:28,694 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 20:20:28,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 20:20:28,694 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 20:20:28,694 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 20:20:28,695 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 20:20:28,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 20:20:28,695 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 20:20:28,695 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 20:20:28,695 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 20:20:28,696 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 20:20:28,696 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 20:20:28,696 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 20:20:28,696 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 20:20:28,696 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 20:20:28,697 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 20:20:28,697 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 20:20:28,697 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 20:20:28,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 20:20:28,698 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 20:20:28,698 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 20:20:28,698 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 20:20:28,698 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 20:20:28,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 20:20:28,698 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 20:20:28,699 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> ReUseSupersetCallSummarizer 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 [2019-09-20 20:20:28,728 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 20:20:28,743 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 20:20:28,748 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 20:20:28,749 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 20:20:28,750 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 20:20:28,751 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/reducercommutativity/sep10-2.i [2019-09-20 20:20:28,814 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c961ea21/d175bf6d62b5499db2e3943ebeecef61/FLAG96f32db26 [2019-09-20 20:20:29,252 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 20:20:29,252 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/reducercommutativity/sep10-2.i [2019-09-20 20:20:29,259 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c961ea21/d175bf6d62b5499db2e3943ebeecef61/FLAG96f32db26 [2019-09-20 20:20:29,640 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c961ea21/d175bf6d62b5499db2e3943ebeecef61 [2019-09-20 20:20:29,650 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 20:20:29,651 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 20:20:29,652 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 20:20:29,652 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 20:20:29,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 20:20:29,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:20:29" (1/1) ... [2019-09-20 20:20:29,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c94b126 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:29, skipping insertion in model container [2019-09-20 20:20:29,662 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:20:29" (1/1) ... [2019-09-20 20:20:29,669 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 20:20:29,686 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 20:20:29,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:20:29,880 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 20:20:29,903 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:20:30,003 INFO L192 MainTranslator]: Completed translation [2019-09-20 20:20:30,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:30 WrapperNode [2019-09-20 20:20:30,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 20:20:30,006 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 20:20:30,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 20:20:30,006 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 20:20:30,017 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:30" (1/1) ... [2019-09-20 20:20:30,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:30" (1/1) ... [2019-09-20 20:20:30,025 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:30" (1/1) ... [2019-09-20 20:20:30,025 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:30" (1/1) ... [2019-09-20 20:20:30,033 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:30" (1/1) ... [2019-09-20 20:20:30,039 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:30" (1/1) ... [2019-09-20 20:20:30,040 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:30" (1/1) ... [2019-09-20 20:20:30,043 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 20:20:30,043 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 20:20:30,043 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 20:20:30,043 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 20:20:30,044 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:30" (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 [2019-09-20 20:20:30,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 20:20:30,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 20:20:30,099 INFO L138 BoogieDeclarations]: Found implementation of procedure sep [2019-09-20 20:20:30,099 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 20:20:30,099 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 20:20:30,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 20:20:30,100 INFO L130 BoogieDeclarations]: Found specification of procedure sep [2019-09-20 20:20:30,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 20:20:30,100 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 20:20:30,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 20:20:30,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 20:20:30,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 20:20:30,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 20:20:30,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 20:20:30,495 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 20:20:30,495 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-20 20:20:30,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:20:30 BoogieIcfgContainer [2019-09-20 20:20:30,496 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 20:20:30,497 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 20:20:30,497 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 20:20:30,497 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 20:20:30,498 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:20:30" (1/1) ... [2019-09-20 20:20:30,499 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 20:20:30,521 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 20:20:30,522 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 20:20:30,529 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 20:20:30,538 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 20:20:30,539 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 20:20:30,679 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-20 20:20:32,431 WARN L191 SmtUtils]: Spent 1.52 s on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 20:20:32,938 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 55 [2019-09-20 20:20:33,185 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2019-09-20 20:20:33,676 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 70 [2019-09-20 20:20:34,491 WARN L191 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 111 [2019-09-20 20:20:38,900 WARN L191 SmtUtils]: Spent 4.38 s on a formula simplification that was a NOOP. DAG size: 130 [2019-09-20 20:20:39,016 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 20:20:39,017 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 20:20:39,019 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 78#(and (exists ((v_prenex_15 Int) (v_sep_~ret~0_BEFORE_RETURN_3 Int)) (or (and (<= (mod v_sep_~ret~0_BEFORE_RETURN_3 4294967296) 2147483647) (not (< main_~i~2 9)) (<= main_~ret5~0 2147483647) (= main_~ret5~0 (mod v_sep_~ret~0_BEFORE_RETURN_3 4294967296)) (<= 0 (+ main_~ret5~0 2147483648)) (= (select (select |#memory_int| |main_~#x~0.base|) (+ |main_~#x~0.offset| 36)) main_~temp~0)) (and (not (<= (mod v_prenex_15 4294967296) 2147483647)) (= (+ (mod v_prenex_15 4294967296) (- 4294967296)) main_~ret5~0) (not (< main_~i~2 9)) (<= main_~ret5~0 2147483647) (<= 0 (+ main_~ret5~0 2147483648)) (= (select (select |#memory_int| |main_~#x~0.base|) (+ |main_~#x~0.offset| 36)) main_~temp~0)))) (or (not (= main_~ret~1 main_~ret2~0)) (not (= main_~ret~1 main_~ret5~0)))) [2019-09-20 20:20:39,031 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 20:20:39,031 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 20:20:39,033 INFO L168 Benchmark]: Toolchain (without parser) took 9381.86 ms. Allocated memory was 133.2 MB in the beginning and 261.6 MB in the end (delta: 128.5 MB). Free memory was 89.1 MB in the beginning and 175.6 MB in the end (delta: -86.5 MB). Peak memory consumption was 42.0 MB. Max. memory is 7.1 GB. [2019-09-20 20:20:39,034 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 20:20:39,035 INFO L168 Benchmark]: CACSL2BoogieTranslator took 353.26 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 88.9 MB in the beginning and 177.0 MB in the end (delta: -88.2 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2019-09-20 20:20:39,036 INFO L168 Benchmark]: Boogie Preprocessor took 36.88 ms. Allocated memory is still 199.8 MB. Free memory was 177.0 MB in the beginning and 174.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-09-20 20:20:39,036 INFO L168 Benchmark]: RCFGBuilder took 453.45 ms. Allocated memory is still 199.8 MB. Free memory was 174.8 MB in the beginning and 151.8 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2019-09-20 20:20:39,037 INFO L168 Benchmark]: Sifa took 8534.75 ms. Allocated memory was 199.8 MB in the beginning and 261.6 MB in the end (delta: 61.9 MB). Free memory was 151.8 MB in the beginning and 175.6 MB in the end (delta: -23.8 MB). Peak memory consumption was 38.1 MB. Max. memory is 7.1 GB. [2019-09-20 20:20:39,041 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 353.26 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 88.9 MB in the beginning and 177.0 MB in the end (delta: -88.2 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.88 ms. Allocated memory is still 199.8 MB. Free memory was 177.0 MB in the beginning and 174.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 453.45 ms. Allocated memory is still 199.8 MB. Free memory was 174.8 MB in the beginning and 151.8 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. * Sifa took 8534.75 ms. Allocated memory was 199.8 MB in the beginning and 261.6 MB in the end (delta: 61.9 MB). Free memory was 151.8 MB in the beginning and 175.6 MB in the end (delta: -23.8 MB). Peak memory consumption was 38.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 8498, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 28, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 20, TOOLS_POST_TIME[ms]: 1261, TOOLS_POST_CALL_APPLICATIONS: 5, TOOLS_POST_CALL_TIME[ms]: 30, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 83, TOOLS_QUANTIFIERELIM_APPLICATIONS: 29, TOOLS_QUANTIFIERELIM_TIME[ms]: 1349, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 699, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 37, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 12, DOMAIN_JOIN_TIME[ms]: 629, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 6376, DOMAIN_ISSUBSETEQ_APPLICATIONS: 11, DOMAIN_ISSUBSETEQ_TIME[ms]: 34, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 8083, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 8082, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 778, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 2, DAG_COMPRESSION_TIME[ms]: 15, DAG_COMPRESSION_PROCESSED_NODES: 72, DAG_COMPRESSION_RETAINED_NODES: 35 - UnprovableResult [Line: 42]: 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 78#(and (exists ((v_prenex_15 Int) (v_sep_~ret~0_BEFORE_RETURN_3 Int)) (or (and (<= (mod v_sep_~ret~0_BEFORE_RETURN_3 4294967296) 2147483647) (not (< main_~i~2 9)) (<= main_~ret5~0 2147483647) (= main_~ret5~0 (mod v_sep_~ret~0_BEFORE_RETURN_3 4294967296)) (<= 0 (+ main_~ret5~0 2147483648)) (= (select (select |#memory_int| |main_~#x~0.base|) (+ |main_~#x~0.offset| 36)) main_~temp~0)) (and (not (<= (mod v_prenex_15 4294967296) 2147483647)) (= (+ (mod v_prenex_15 4294967296) (- 4294967296)) main_~ret5~0) (not (< main_~i~2 9)) (<= main_~ret5~0 2147483647) (<= 0 (+ main_~ret5~0 2147483648)) (= (select (select |#memory_int| |main_~#x~0.base|) (+ |main_~#x~0.offset| 36)) main_~temp~0)))) (or (not (= main_~ret~1 main_~ret2~0)) (not (= main_~ret~1 main_~ret5~0)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...