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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/array-multidimensional/copy-2-u.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 18:26:06,440 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 18:26:06,442 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 18:26:06,454 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 18:26:06,454 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 18:26:06,455 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 18:26:06,456 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 18:26:06,458 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 18:26:06,460 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 18:26:06,461 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 18:26:06,462 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 18:26:06,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 18:26:06,464 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 18:26:06,465 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 18:26:06,466 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 18:26:06,467 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 18:26:06,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 18:26:06,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 18:26:06,470 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 18:26:06,473 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 18:26:06,474 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 18:26:06,475 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 18:26:06,477 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 18:26:06,478 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 18:26:06,480 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 18:26:06,481 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 18:26:06,481 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 18:26:06,482 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 18:26:06,483 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 18:26:06,484 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 18:26:06,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 18:26:06,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 18:26:06,486 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 18:26:06,487 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 18:26:06,488 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 18:26:06,488 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 18:26:06,489 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 18:26:06,489 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 18:26:06,490 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 18:26:06,491 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 18:26:06,491 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 18:26:06,492 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 18:26:06,508 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 18:26:06,508 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 18:26:06,510 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 18:26:06,510 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 18:26:06,510 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 18:26:06,510 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 18:26:06,510 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 18:26:06,511 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 18:26:06,511 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 18:26:06,511 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 18:26:06,511 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 18:26:06,512 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 18:26:06,512 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 18:26:06,512 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 18:26:06,512 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 18:26:06,512 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 18:26:06,513 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 18:26:06,513 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 18:26:06,513 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 18:26:06,513 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 18:26:06,513 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 18:26:06,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 18:26:06,514 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 18:26:06,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 18:26:06,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 18:26:06,515 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 18:26:06,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 18:26:06,515 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 18:26:06,515 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 -> SequenceOfStatements 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 [2019-09-20 18:26:06,549 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 18:26:06,566 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 18:26:06,571 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 18:26:06,574 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 18:26:06,575 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 18:26:06,576 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-multidimensional/copy-2-u.c [2019-09-20 18:26:06,647 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc4a4e5f6/0de0d8c15a9b4908838b065192cbd160/FLAGf03f7917d [2019-09-20 18:26:07,060 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 18:26:07,062 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-multidimensional/copy-2-u.c [2019-09-20 18:26:07,069 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc4a4e5f6/0de0d8c15a9b4908838b065192cbd160/FLAGf03f7917d [2019-09-20 18:26:07,501 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc4a4e5f6/0de0d8c15a9b4908838b065192cbd160 [2019-09-20 18:26:07,510 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 18:26:07,512 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 18:26:07,513 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 18:26:07,513 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 18:26:07,516 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 18:26:07,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:26:07" (1/1) ... [2019-09-20 18:26:07,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a7d2efc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:26:07, skipping insertion in model container [2019-09-20 18:26:07,520 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:26:07" (1/1) ... [2019-09-20 18:26:07,528 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 18:26:07,544 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 18:26:07,698 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:26:07,702 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 18:26:07,726 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:26:07,743 INFO L192 MainTranslator]: Completed translation [2019-09-20 18:26:07,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:26:07 WrapperNode [2019-09-20 18:26:07,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 18:26:07,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 18:26:07,745 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 18:26:07,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 18:26:07,841 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:26:07" (1/1) ... [2019-09-20 18:26:07,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:26:07" (1/1) ... [2019-09-20 18:26:07,850 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:26:07" (1/1) ... [2019-09-20 18:26:07,852 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:26:07" (1/1) ... [2019-09-20 18:26:07,859 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:26:07" (1/1) ... [2019-09-20 18:26:07,868 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:26:07" (1/1) ... [2019-09-20 18:26:07,871 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:26:07" (1/1) ... [2019-09-20 18:26:07,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 18:26:07,874 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 18:26:07,874 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 18:26:07,874 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 18:26:07,875 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:26:07" (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 18:26:07,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 18:26:07,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 18:26:07,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 18:26:07,934 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 18:26:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 18:26:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 18:26:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 18:26:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 18:26:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 18:26:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 18:26:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 18:26:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 18:26:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 18:26:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 18:26:08,211 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 18:26:08,212 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-09-20 18:26:08,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:26:08 BoogieIcfgContainer [2019-09-20 18:26:08,213 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 18:26:08,214 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 18:26:08,214 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 18:26:08,214 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 18:26:08,215 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:26:08" (1/1) ... [2019-09-20 18:26:08,216 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 [2019-09-20 18:26:08,242 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 18:26:08,242 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 18:26:08,250 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 18:26:08,258 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 18:26:08,260 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 18:26:08,439 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-20 18:26:08,713 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 68 [2019-09-20 18:26:10,746 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 18:26:11,249 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2019-09-20 18:26:13,534 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 32 for LOIs [2019-09-20 18:26:13,557 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 18:26:13,557 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 18:26:13,559 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 255#(and (exists ((v_main_~n~0_BEFORE_CALL_4 Int) (|v_main_~#B~0.base_BEFORE_CALL_4| Int) (v_main_~j~0_BEFORE_CALL_4 Int) (|v_main_~#A~0.base_BEFORE_CALL_4| Int) (|v_main_~#B~0.offset_BEFORE_CALL_4| Int) (|v_main_~#A~0.offset_BEFORE_CALL_4| Int) (v_main_~i~0_BEFORE_CALL_4 Int)) (or (and (= |__VERIFIER_assert_#in~cond| 1) (= (select (select |#memory_int| |v_main_~#B~0.base_BEFORE_CALL_4|) (+ (+ |v_main_~#B~0.offset_BEFORE_CALL_4| (* v_main_~i~0_BEFORE_CALL_4 (* 4 v_main_~n~0_BEFORE_CALL_4))) (* 4 v_main_~j~0_BEFORE_CALL_4))) (select (select |#memory_int| |v_main_~#A~0.base_BEFORE_CALL_4|) (+ (+ |v_main_~#A~0.offset_BEFORE_CALL_4| (* v_main_~i~0_BEFORE_CALL_4 (* 4 v_main_~n~0_BEFORE_CALL_4))) (* 4 v_main_~j~0_BEFORE_CALL_4)))) (< v_main_~j~0_BEFORE_CALL_4 v_main_~n~0_BEFORE_CALL_4)) (and (= |__VERIFIER_assert_#in~cond| 0) (< v_main_~j~0_BEFORE_CALL_4 v_main_~n~0_BEFORE_CALL_4) (not (= (select (select |#memory_int| |v_main_~#B~0.base_BEFORE_CALL_4|) (+ (+ |v_main_~#B~0.offset_BEFORE_CALL_4| (* v_main_~i~0_BEFORE_CALL_4 (* 4 v_main_~n~0_BEFORE_CALL_4))) (* 4 v_main_~j~0_BEFORE_CALL_4))) (select (select |#memory_int| |v_main_~#A~0.base_BEFORE_CALL_4|) (+ (+ |v_main_~#A~0.offset_BEFORE_CALL_4| (* v_main_~i~0_BEFORE_CALL_4 (* 4 v_main_~n~0_BEFORE_CALL_4))) (* 4 v_main_~j~0_BEFORE_CALL_4)))))))) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-20 18:26:13,570 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 18:26:13,571 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 18:26:13,573 INFO L168 Benchmark]: Toolchain (without parser) took 6060.53 ms. Allocated memory was 131.6 MB in the beginning and 267.4 MB in the end (delta: 135.8 MB). Free memory was 87.2 MB in the beginning and 219.8 MB in the end (delta: -132.6 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2019-09-20 18:26:13,573 INFO L168 Benchmark]: CDTParser took 1.20 ms. Allocated memory is still 131.6 MB. Free memory was 106.0 MB in the beginning and 105.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 18:26:13,574 INFO L168 Benchmark]: CACSL2BoogieTranslator took 231.72 ms. Allocated memory is still 131.6 MB. Free memory was 87.0 MB in the beginning and 76.6 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. [2019-09-20 18:26:13,575 INFO L168 Benchmark]: Boogie Preprocessor took 128.59 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 76.6 MB in the beginning and 174.3 MB in the end (delta: -97.7 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. [2019-09-20 18:26:13,576 INFO L168 Benchmark]: RCFGBuilder took 339.82 ms. Allocated memory is still 198.7 MB. Free memory was 174.3 MB in the beginning and 158.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. [2019-09-20 18:26:13,576 INFO L168 Benchmark]: Sifa took 5356.97 ms. Allocated memory was 198.7 MB in the beginning and 267.4 MB in the end (delta: 68.7 MB). Free memory was 158.2 MB in the beginning and 219.8 MB in the end (delta: -61.6 MB). Peak memory consumption was 7.1 MB. Max. memory is 7.1 GB. [2019-09-20 18:26:13,586 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.20 ms. Allocated memory is still 131.6 MB. Free memory was 106.0 MB in the beginning and 105.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 231.72 ms. Allocated memory is still 131.6 MB. Free memory was 87.0 MB in the beginning and 76.6 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 128.59 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 76.6 MB in the beginning and 174.3 MB in the end (delta: -97.7 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 339.82 ms. Allocated memory is still 198.7 MB. Free memory was 174.3 MB in the beginning and 158.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. * Sifa took 5356.97 ms. Allocated memory was 198.7 MB in the beginning and 267.4 MB in the end (delta: 68.7 MB). Free memory was 158.2 MB in the beginning and 219.8 MB in the end (delta: -61.6 MB). Peak memory consumption was 7.1 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]: 5318, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 114, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 85, TOOLS_POST_TIME[ms]: 945, TOOLS_POST_CALL_APPLICATIONS: 6, TOOLS_POST_CALL_TIME[ms]: 46, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 8, TOOLS_QUANTIFIERELIM_APPLICATIONS: 91, TOOLS_QUANTIFIERELIM_TIME[ms]: 960, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 240, FLUID_QUERY_TIME[ms]: 9, FLUID_QUERIES: 131, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 55, DOMAIN_JOIN_TIME[ms]: 1380, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 12, DOMAIN_WIDEN_TIME[ms]: 2791, DOMAIN_ISSUBSETEQ_APPLICATIONS: 17, DOMAIN_ISSUBSETEQ_TIME[ms]: 28, DOMAIN_ISBOTTOM_APPLICATIONS: 16, DOMAIN_ISBOTTOM_TIME[ms]: 20, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4979, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4978, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 17, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 144, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 143, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 26, DAG_COMPRESSION_PROCESSED_NODES: 146, DAG_COMPRESSION_RETAINED_NODES: 89 - 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 255#(and (exists ((v_main_~n~0_BEFORE_CALL_4 Int) (|v_main_~#B~0.base_BEFORE_CALL_4| Int) (v_main_~j~0_BEFORE_CALL_4 Int) (|v_main_~#A~0.base_BEFORE_CALL_4| Int) (|v_main_~#B~0.offset_BEFORE_CALL_4| Int) (|v_main_~#A~0.offset_BEFORE_CALL_4| Int) (v_main_~i~0_BEFORE_CALL_4 Int)) (or (and (= |__VERIFIER_assert_#in~cond| 1) (= (select (select |#memory_int| |v_main_~#B~0.base_BEFORE_CALL_4|) (+ (+ |v_main_~#B~0.offset_BEFORE_CALL_4| (* v_main_~i~0_BEFORE_CALL_4 (* 4 v_main_~n~0_BEFORE_CALL_4))) (* 4 v_main_~j~0_BEFORE_CALL_4))) (select (select |#memory_int| |v_main_~#A~0.base_BEFORE_CALL_4|) (+ (+ |v_main_~#A~0.offset_BEFORE_CALL_4| (* v_main_~i~0_BEFORE_CALL_4 (* 4 v_main_~n~0_BEFORE_CALL_4))) (* 4 v_main_~j~0_BEFORE_CALL_4)))) (< v_main_~j~0_BEFORE_CALL_4 v_main_~n~0_BEFORE_CALL_4)) (and (= |__VERIFIER_assert_#in~cond| 0) (< v_main_~j~0_BEFORE_CALL_4 v_main_~n~0_BEFORE_CALL_4) (not (= (select (select |#memory_int| |v_main_~#B~0.base_BEFORE_CALL_4|) (+ (+ |v_main_~#B~0.offset_BEFORE_CALL_4| (* v_main_~i~0_BEFORE_CALL_4 (* 4 v_main_~n~0_BEFORE_CALL_4))) (* 4 v_main_~j~0_BEFORE_CALL_4))) (select (select |#memory_int| |v_main_~#A~0.base_BEFORE_CALL_4|) (+ (+ |v_main_~#A~0.offset_BEFORE_CALL_4| (* v_main_~i~0_BEFORE_CALL_4 (* 4 v_main_~n~0_BEFORE_CALL_4))) (* 4 v_main_~j~0_BEFORE_CALL_4)))))))) (= 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...