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 --sifa.simplification.technique SIMPLIFY_DDA -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-regression/test22-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a2187f8 [2019-09-02 15:15:29,042 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-02 15:15:29,044 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-02 15:15:29,058 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-02 15:15:29,059 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-02 15:15:29,060 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-02 15:15:29,062 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-02 15:15:29,075 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-02 15:15:29,077 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-02 15:15:29,080 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-02 15:15:29,083 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-02 15:15:29,084 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-02 15:15:29,085 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-02 15:15:29,086 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-02 15:15:29,088 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-02 15:15:29,089 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-02 15:15:29,090 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-02 15:15:29,090 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-02 15:15:29,092 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-02 15:15:29,094 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-02 15:15:29,095 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-02 15:15:29,097 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-02 15:15:29,098 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-02 15:15:29,098 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-02 15:15:29,101 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-02 15:15:29,101 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-02 15:15:29,101 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-02 15:15:29,102 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-02 15:15:29,102 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-02 15:15:29,103 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-02 15:15:29,104 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-02 15:15:29,104 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-02 15:15:29,105 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-02 15:15:29,106 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-02 15:15:29,107 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-02 15:15:29,107 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-02 15:15:29,108 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-02 15:15:29,108 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-02 15:15:29,108 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-02 15:15:29,112 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-02 15:15:29,114 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-02 15:15:29,115 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 [2019-09-02 15:15:29,138 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-02 15:15:29,139 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-02 15:15:29,140 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-02 15:15:29,141 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-02 15:15:29,141 INFO L138 SettingsManager]: * Use SBE=true [2019-09-02 15:15:29,141 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-02 15:15:29,141 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-02 15:15:29,141 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-02 15:15:29,142 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-02 15:15:29,142 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-02 15:15:29,143 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-02 15:15:29,143 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-02 15:15:29,143 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-02 15:15:29,144 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-02 15:15:29,144 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-02 15:15:29,144 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-02 15:15:29,144 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-02 15:15:29,145 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-02 15:15:29,145 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-02 15:15:29,145 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-02 15:15:29,145 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-02 15:15:29,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-02 15:15:29,146 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-02 15:15:29,146 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-02 15:15:29,146 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-02 15:15:29,147 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-02 15:15:29,147 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-02 15:15:29,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-02 15:15:29,147 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-02 15:15:29,177 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-02 15:15:29,193 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-02 15:15:29,199 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-02 15:15:29,203 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-02 15:15:29,204 INFO L275 PluginConnector]: CDTParser initialized [2019-09-02 15:15:29,204 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test22-1.c [2019-09-02 15:15:29,268 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b14ea793/21fc043f1df04aed8bb65d1b08b82c0e/FLAG0b353b1e9 [2019-09-02 15:15:29,727 INFO L306 CDTParser]: Found 1 translation units. [2019-09-02 15:15:29,728 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test22-1.c [2019-09-02 15:15:29,737 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b14ea793/21fc043f1df04aed8bb65d1b08b82c0e/FLAG0b353b1e9 [2019-09-02 15:15:30,100 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b14ea793/21fc043f1df04aed8bb65d1b08b82c0e [2019-09-02 15:15:30,111 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-02 15:15:30,112 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-02 15:15:30,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-02 15:15:30,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-02 15:15:30,117 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-02 15:15:30,118 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.09 03:15:30" (1/1) ... [2019-09-02 15:15:30,122 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72d2eccc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:30, skipping insertion in model container [2019-09-02 15:15:30,122 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.09 03:15:30" (1/1) ... [2019-09-02 15:15:30,130 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-02 15:15:30,149 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-02 15:15:30,333 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-02 15:15:30,347 INFO L188 MainTranslator]: Completed pre-run [2019-09-02 15:15:30,365 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-02 15:15:30,471 INFO L192 MainTranslator]: Completed translation [2019-09-02 15:15:30,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:30 WrapperNode [2019-09-02 15:15:30,471 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-02 15:15:30,472 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-02 15:15:30,472 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-02 15:15:30,472 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-02 15:15:30,483 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:30" (1/1) ... [2019-09-02 15:15:30,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:30" (1/1) ... [2019-09-02 15:15:30,491 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:30" (1/1) ... [2019-09-02 15:15:30,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:30" (1/1) ... [2019-09-02 15:15:30,501 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:30" (1/1) ... [2019-09-02 15:15:30,506 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:30" (1/1) ... [2019-09-02 15:15:30,508 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:30" (1/1) ... [2019-09-02 15:15:30,510 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-02 15:15:30,511 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-02 15:15:30,511 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-02 15:15:30,511 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-02 15:15:30,512 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:30" (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 [2019-09-02 15:15:30,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-02 15:15:30,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-02 15:15:30,572 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-02 15:15:30,572 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dummy [2019-09-02 15:15:30,572 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-02 15:15:30,572 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-02 15:15:30,573 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-02 15:15:30,573 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-02 15:15:30,573 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-02 15:15:30,573 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-02 15:15:30,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-02 15:15:30,573 INFO L130 BoogieDeclarations]: Found specification of procedure get_dummy [2019-09-02 15:15:30,574 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-02 15:15:30,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-02 15:15:30,574 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-02 15:15:30,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-02 15:15:30,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-02 15:15:30,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-02 15:15:30,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-02 15:15:30,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-02 15:15:30,878 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-02 15:15:30,878 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-02 15:15:30,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.09 03:15:30 BoogieIcfgContainer [2019-09-02 15:15:30,880 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-02 15:15:30,880 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-02 15:15:30,880 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-02 15:15:30,881 INFO L275 PluginConnector]: Sifa initialized [2019-09-02 15:15:30,882 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.09 03:15:30" (1/1) ... [2019-09-02 15:15:30,891 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-02 15:15:30,931 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-02 15:15:30,931 INFO L169 IcfgInterpreter]: Building call graph [2019-09-02 15:15:30,939 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-02 15:15:30,948 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-02 15:15:30,949 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-02 15:15:31,118 WARN L188 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-09-02 15:15:31,402 WARN L188 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 52 [2019-09-02 15:15:31,525 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 53 for LOIs [2019-09-02 15:15:32,219 WARN L188 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 70 [2019-09-02 15:15:32,441 WARN L188 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-02 15:15:32,940 WARN L188 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 72 [2019-09-02 15:15:33,144 WARN L188 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-02 15:15:33,365 WARN L188 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-02 15:15:33,800 WARN L188 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 67 [2019-09-02 15:15:34,142 WARN L188 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-02 15:15:34,505 WARN L188 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-02 15:15:35,307 WARN L188 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2019-09-02 15:15:35,514 WARN L188 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2019-09-02 15:15:35,756 WARN L188 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 42 [2019-09-02 15:15:36,062 WARN L188 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2019-09-02 15:15:36,129 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-02 15:15:36,130 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-02 15:15:36,132 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 136#(not (= main_~i~0 (select (select |#memory_int| main_~pd2~0.base) main_~pd2~0.offset))) [2019-09-02 15:15:36,143 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-02 15:15:36,143 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-02 15:15:36,145 INFO L168 Benchmark]: Toolchain (without parser) took 6032.99 ms. Allocated memory was 129.5 MB in the beginning and 339.7 MB in the end (delta: 210.2 MB). Free memory was 85.3 MB in the beginning and 200.2 MB in the end (delta: -114.9 MB). Peak memory consumption was 95.4 MB. Max. memory is 7.1 GB. [2019-09-02 15:15:36,146 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 129.5 MB. Free memory was 103.6 MB in the beginning and 103.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-02 15:15:36,147 INFO L168 Benchmark]: CACSL2BoogieTranslator took 358.24 ms. Allocated memory was 129.5 MB in the beginning and 197.7 MB in the end (delta: 68.2 MB). Free memory was 85.1 MB in the beginning and 174.2 MB in the end (delta: -89.1 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-09-02 15:15:36,148 INFO L168 Benchmark]: Boogie Preprocessor took 38.78 ms. Allocated memory is still 197.7 MB. Free memory was 174.2 MB in the beginning and 171.8 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-09-02 15:15:36,149 INFO L168 Benchmark]: RCFGBuilder took 368.85 ms. Allocated memory is still 197.7 MB. Free memory was 171.8 MB in the beginning and 153.8 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 7.1 GB. [2019-09-02 15:15:36,150 INFO L168 Benchmark]: Sifa took 5263.31 ms. Allocated memory was 197.7 MB in the beginning and 339.7 MB in the end (delta: 142.1 MB). Free memory was 153.8 MB in the beginning and 200.2 MB in the end (delta: -46.4 MB). Peak memory consumption was 95.7 MB. Max. memory is 7.1 GB. [2019-09-02 15:15:36,154 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 129.5 MB. Free memory was 103.6 MB in the beginning and 103.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 358.24 ms. Allocated memory was 129.5 MB in the beginning and 197.7 MB in the end (delta: 68.2 MB). Free memory was 85.1 MB in the beginning and 174.2 MB in the end (delta: -89.1 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.78 ms. Allocated memory is still 197.7 MB. Free memory was 174.2 MB in the beginning and 171.8 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 368.85 ms. Allocated memory is still 197.7 MB. Free memory was 171.8 MB in the beginning and 153.8 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 7.1 GB. * Sifa took 5263.31 ms. Allocated memory was 197.7 MB in the beginning and 339.7 MB in the end (delta: 142.1 MB). Free memory was 153.8 MB in the beginning and 200.2 MB in the end (delta: -46.4 MB). Peak memory consumption was 95.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 5.2s OVERALL_TIME, 2 ICFG_INTERPRETER_ENTERED_PROCEDURES, 43 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 34 TOOLS_POST_APPLICATIONS, 0.1s TOOLS_POST_TIME, 7 TOOLS_POST_CALL_APPLICATIONS, 0.4s TOOLS_POST_CALL_TIME, 6 TOOLS_POST_RETURN_APPLICATIONS, 0.2s TOOLS_POST_RETURN_TIME, 0.7s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 48 FLUID_QUERIES, 2 FLUID_YES_ANSWERS, 15 DOMAIN_JOIN_APPLICATIONS, 3.3s DOMAIN_JOIN_TIME, 2 DOMAIN_ALPHA_APPLICATIONS, 0.0s DOMAIN_ALPHA_TIME, 4 DOMAIN_WIDEN_APPLICATIONS, 0.7s DOMAIN_WIDEN_TIME, 7 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0.0s DOMAIN_ISSUBSETEQ_TIME, 5 DOMAIN_ISBOTTOM_APPLICATIONS, 0.0s DOMAIN_ISBOTTOM_TIME, 1 LOOP_SUMMARIZER_APPLICATIONS, 1 LOOP_SUMMARIZER_CACHE_MISSES, 1.4s LOOP_SUMMARIZER_OVERALL_TIME, 1.4s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 5 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 6 CALL_SUMMARIZER_APPLICATIONS, 0 CALL_SUMMARIZER_CACHE_MISSES, 2.9s CALL_SUMMARIZER_OVERALL_TIME, 0.0s CALL_SUMMARIZER_NEW_COMPUTATION_TIME, 0.0s PROCEDURE_GRAPH_BUILDER_TIME, 0.0s PATH_EXPR_TIME, 0.0s REGEX_TO_DAG_TIME, 0.0s DAG_COMPRESSION_TIME, 140 DAG_COMPRESSION_PROCESSED_NODES, 71 DAG_COMPRESSION_RETAINED_NODES - UnprovableResult [Line: 48]: 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 136#(not (= main_~i~0 (select (select |#memory_int| main_~pd2~0.base) main_~pd2~0.offset))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...