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.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/array-examples/standard_copy4_ground-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 13:05:16,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 13:05:16,244 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 13:05:16,257 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 13:05:16,257 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 13:05:16,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 13:05:16,260 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 13:05:16,262 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 13:05:16,264 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 13:05:16,264 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 13:05:16,265 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 13:05:16,266 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 13:05:16,267 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 13:05:16,268 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 13:05:16,269 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 13:05:16,270 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 13:05:16,271 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 13:05:16,271 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 13:05:16,273 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 13:05:16,275 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 13:05:16,276 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 13:05:16,277 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 13:05:16,278 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 13:05:16,279 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 13:05:16,281 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 13:05:16,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 13:05:16,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 13:05:16,282 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 13:05:16,282 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 13:05:16,283 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 13:05:16,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 13:05:16,284 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 13:05:16,285 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 13:05:16,286 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 13:05:16,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 13:05:16,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 13:05:16,288 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 13:05:16,288 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 13:05:16,288 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 13:05:16,289 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 13:05:16,290 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 13:05:16,291 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 [2019-10-03 13:05:16,306 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 13:05:16,306 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 13:05:16,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-03 13:05:16,307 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-03 13:05:16,308 INFO L138 SettingsManager]: * Use SBE=true [2019-10-03 13:05:16,308 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 13:05:16,308 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 13:05:16,308 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-03 13:05:16,309 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 13:05:16,309 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 13:05:16,309 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 13:05:16,309 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 13:05:16,310 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 13:05:16,310 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 13:05:16,310 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 13:05:16,310 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-03 13:05:16,310 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 13:05:16,311 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 13:05:16,311 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 13:05:16,311 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-03 13:05:16,311 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-03 13:05:16,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 13:05:16,312 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 13:05:16,312 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 13:05:16,312 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-03 13:05:16,313 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-03 13:05:16,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 13:05:16,313 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-03 13:05:16,313 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-03 13:05:16,345 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 13:05:16,366 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 13:05:16,370 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 13:05:16,371 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 13:05:16,372 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 13:05:16,372 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_copy4_ground-2.i [2019-10-03 13:05:16,448 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44d7917b9/cfdcff1eaa28444dbb454be29278fbb0/FLAG23e7f7d90 [2019-10-03 13:05:16,910 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 13:05:16,911 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_copy4_ground-2.i [2019-10-03 13:05:16,917 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44d7917b9/cfdcff1eaa28444dbb454be29278fbb0/FLAG23e7f7d90 [2019-10-03 13:05:17,303 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44d7917b9/cfdcff1eaa28444dbb454be29278fbb0 [2019-10-03 13:05:17,314 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 13:05:17,316 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 13:05:17,317 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 13:05:17,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 13:05:17,321 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 13:05:17,322 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 01:05:17" (1/1) ... [2019-10-03 13:05:17,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31b0106d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:17, skipping insertion in model container [2019-10-03 13:05:17,325 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 01:05:17" (1/1) ... [2019-10-03 13:05:17,332 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 13:05:17,352 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 13:05:17,579 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 13:05:17,585 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 13:05:17,639 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 13:05:17,753 INFO L192 MainTranslator]: Completed translation [2019-10-03 13:05:17,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:17 WrapperNode [2019-10-03 13:05:17,753 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 13:05:17,754 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 13:05:17,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 13:05:17,754 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 13:05:17,765 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:17" (1/1) ... [2019-10-03 13:05:17,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:17" (1/1) ... [2019-10-03 13:05:17,774 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:17" (1/1) ... [2019-10-03 13:05:17,775 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:17" (1/1) ... [2019-10-03 13:05:17,785 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:17" (1/1) ... [2019-10-03 13:05:17,793 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:17" (1/1) ... [2019-10-03 13:05:17,796 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:17" (1/1) ... [2019-10-03 13:05:17,798 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 13:05:17,799 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 13:05:17,799 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 13:05:17,799 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 13:05:17,800 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:17" (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 [2019-10-03 13:05:17,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 13:05:17,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 13:05:17,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-03 13:05:17,872 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 13:05:17,872 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 13:05:17,872 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-03 13:05:17,872 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 13:05:17,872 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 13:05:17,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 13:05:17,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 13:05:17,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 13:05:17,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 13:05:17,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 13:05:17,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 13:05:18,349 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 13:05:18,350 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-10-03 13:05:18,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 01:05:18 BoogieIcfgContainer [2019-10-03 13:05:18,352 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 13:05:18,352 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-03 13:05:18,353 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-03 13:05:18,353 INFO L275 PluginConnector]: Sifa initialized [2019-10-03 13:05:18,354 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 01:05:18" (1/1) ... [2019-10-03 13:05:18,355 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-03 13:05:18,381 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-03 13:05:18,381 INFO L169 IcfgInterpreter]: Building call graph [2019-10-03 13:05:18,389 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-03 13:05:18,398 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-03 13:05:18,400 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-03 13:05:18,578 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-10-03 13:05:19,551 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 41 [2019-10-03 13:05:20,202 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 28 for LOIs [2019-10-03 13:05:20,207 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-03 13:05:20,207 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-03 13:05:20,209 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 242#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond) (= 0 __VERIFIER_assert_~cond) (exists ((|v_main_~#a1~0.base_BEFORE_CALL_4| Int) (|v_main_~#a5~0.base_BEFORE_CALL_4| Int) (v_main_~x~0_BEFORE_CALL_4 Int) (|v_main_~#a5~0.offset_BEFORE_CALL_4| Int) (|v_main_~#a1~0.offset_BEFORE_CALL_4| Int)) (or (and (= |__VERIFIER_assert_#in~cond| 0) (< v_main_~x~0_BEFORE_CALL_4 100000) (not (= (select (select |#memory_int| |v_main_~#a5~0.base_BEFORE_CALL_4|) (+ (* 4 v_main_~x~0_BEFORE_CALL_4) |v_main_~#a5~0.offset_BEFORE_CALL_4|)) (select (select |#memory_int| |v_main_~#a1~0.base_BEFORE_CALL_4|) (+ (* 4 v_main_~x~0_BEFORE_CALL_4) |v_main_~#a1~0.offset_BEFORE_CALL_4|)))) (<= 0 v_main_~x~0_BEFORE_CALL_4)) (and (= |__VERIFIER_assert_#in~cond| 1) (= (select (select |#memory_int| |v_main_~#a5~0.base_BEFORE_CALL_4|) (+ (* 4 v_main_~x~0_BEFORE_CALL_4) |v_main_~#a5~0.offset_BEFORE_CALL_4|)) (select (select |#memory_int| |v_main_~#a1~0.base_BEFORE_CALL_4|) (+ (* 4 v_main_~x~0_BEFORE_CALL_4) |v_main_~#a1~0.offset_BEFORE_CALL_4|))) (< v_main_~x~0_BEFORE_CALL_4 100000) (<= 0 v_main_~x~0_BEFORE_CALL_4)))) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-10-03 13:05:20,224 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-03 13:05:20,224 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-03 13:05:20,226 INFO L168 Benchmark]: Toolchain (without parser) took 2910.05 ms. Allocated memory was 130.5 MB in the beginning and 217.6 MB in the end (delta: 87.0 MB). Free memory was 86.0 MB in the beginning and 98.6 MB in the end (delta: -12.6 MB). Peak memory consumption was 74.5 MB. Max. memory is 7.1 GB. [2019-10-03 13:05:20,227 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 130.5 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-03 13:05:20,228 INFO L168 Benchmark]: CACSL2BoogieTranslator took 436.99 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 85.8 MB in the beginning and 174.8 MB in the end (delta: -89.0 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-10-03 13:05:20,229 INFO L168 Benchmark]: Boogie Preprocessor took 44.40 ms. Allocated memory is still 198.2 MB. Free memory was 174.8 MB in the beginning and 172.5 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-10-03 13:05:20,229 INFO L168 Benchmark]: RCFGBuilder took 553.39 ms. Allocated memory is still 198.2 MB. Free memory was 172.5 MB in the beginning and 146.4 MB in the end (delta: 26.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2019-10-03 13:05:20,230 INFO L168 Benchmark]: Sifa took 1871.63 ms. Allocated memory was 198.2 MB in the beginning and 217.6 MB in the end (delta: 19.4 MB). Free memory was 145.7 MB in the beginning and 98.6 MB in the end (delta: 47.2 MB). Peak memory consumption was 66.6 MB. Max. memory is 7.1 GB. [2019-10-03 13:05:20,234 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 130.5 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 436.99 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 85.8 MB in the beginning and 174.8 MB in the end (delta: -89.0 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.40 ms. Allocated memory is still 198.2 MB. Free memory was 174.8 MB in the beginning and 172.5 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 553.39 ms. Allocated memory is still 198.2 MB. Free memory was 172.5 MB in the beginning and 146.4 MB in the end (delta: 26.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. * Sifa took 1871.63 ms. Allocated memory was 198.2 MB in the beginning and 217.6 MB in the end (delta: 19.4 MB). Free memory was 145.7 MB in the beginning and 98.6 MB in the end (delta: 47.2 MB). Peak memory consumption was 66.6 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]: 1829, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 49, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 37, TOOLS_POST_TIME[ms]: 1134, TOOLS_POST_CALL_APPLICATIONS: 6, TOOLS_POST_CALL_TIME[ms]: 45, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 5, TOOLS_QUANTIFIERELIM_APPLICATIONS: 47, TOOLS_QUANTIFIERELIM_TIME[ms]: 1155, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 192, FLUID_QUERY_TIME[ms]: 6, FLUID_QUERIES: 67, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 22, DOMAIN_JOIN_TIME[ms]: 193, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 12, DOMAIN_WIDEN_TIME[ms]: 310, DOMAIN_ISSUBSETEQ_APPLICATIONS: 18, DOMAIN_ISSUBSETEQ_TIME[ms]: 52, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 1, LOOP_SUMMARIZER_APPLICATIONS: 6, LOOP_SUMMARIZER_CACHE_MISSES: 6, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1604, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1603, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 18, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 133, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 133, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 14, DAG_COMPRESSION_PROCESSED_NODES: 78, DAG_COMPRESSION_RETAINED_NODES: 44 - UnprovableResult [Line: 2]: 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 242#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond) (= 0 __VERIFIER_assert_~cond) (exists ((|v_main_~#a1~0.base_BEFORE_CALL_4| Int) (|v_main_~#a5~0.base_BEFORE_CALL_4| Int) (v_main_~x~0_BEFORE_CALL_4 Int) (|v_main_~#a5~0.offset_BEFORE_CALL_4| Int) (|v_main_~#a1~0.offset_BEFORE_CALL_4| Int)) (or (and (= |__VERIFIER_assert_#in~cond| 0) (< v_main_~x~0_BEFORE_CALL_4 100000) (not (= (select (select |#memory_int| |v_main_~#a5~0.base_BEFORE_CALL_4|) (+ (* 4 v_main_~x~0_BEFORE_CALL_4) |v_main_~#a5~0.offset_BEFORE_CALL_4|)) (select (select |#memory_int| |v_main_~#a1~0.base_BEFORE_CALL_4|) (+ (* 4 v_main_~x~0_BEFORE_CALL_4) |v_main_~#a1~0.offset_BEFORE_CALL_4|)))) (<= 0 v_main_~x~0_BEFORE_CALL_4)) (and (= |__VERIFIER_assert_#in~cond| 1) (= (select (select |#memory_int| |v_main_~#a5~0.base_BEFORE_CALL_4|) (+ (* 4 v_main_~x~0_BEFORE_CALL_4) |v_main_~#a5~0.offset_BEFORE_CALL_4|)) (select (select |#memory_int| |v_main_~#a1~0.base_BEFORE_CALL_4|) (+ (* 4 v_main_~x~0_BEFORE_CALL_4) |v_main_~#a1~0.offset_BEFORE_CALL_4|))) (< v_main_~x~0_BEFORE_CALL_4 100000) (<= 0 v_main_~x~0_BEFORE_CALL_4)))) (= |__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...