java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/array-tiling/rewnifrev2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:25:01,577 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:25:01,580 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:25:01,598 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:25:01,599 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:25:01,601 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:25:01,603 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:25:01,614 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:25:01,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:25:01,617 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:25:01,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:25:01,619 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:25:01,620 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:25:01,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:25:01,622 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:25:01,623 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:25:01,624 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:25:01,625 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:25:01,629 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:25:01,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:25:01,632 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:25:01,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:25:01,634 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:25:01,635 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:25:01,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-20 19:25:01,645 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:25:01,646 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:25:01,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:25:01,648 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 19:25:01,662 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:25:01,663 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:25:01,664 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:25:01,664 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:25:01,664 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:25:01,665 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:25:01,665 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:25:01,665 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:25:01,665 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:25:01,665 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:25:01,666 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:25:01,666 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:25:01,666 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:25:01,666 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:25:01,666 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:25:01,667 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:25:01,667 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:25:01,667 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:25:01,667 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:25:01,667 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:25:01,668 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:25:01,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:25:01,668 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:25:01,668 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:25:01,669 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:25:01,669 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:25:01,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:25:01,669 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:25:01,669 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 19:25:01,718 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:25:01,735 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:25:01,741 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:25:01,743 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:25:01,744 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:25:01,744 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/rewnifrev2.c [2019-09-20 19:25:01,819 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5071e8cb6/f7e20d18e81f4126ae6863f161acc520/FLAG0839caed6 [2019-09-20 19:25:02,308 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:25:02,309 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/rewnifrev2.c [2019-09-20 19:25:02,315 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5071e8cb6/f7e20d18e81f4126ae6863f161acc520/FLAG0839caed6 [2019-09-20 19:25:02,737 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5071e8cb6/f7e20d18e81f4126ae6863f161acc520 [2019-09-20 19:25:02,748 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:25:02,749 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:25:02,750 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:25:02,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:25:02,754 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:25:02,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:25:02" (1/1) ... [2019-09-20 19:25:02,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e83c3da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:02, skipping insertion in model container [2019-09-20 19:25:02,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:25:02" (1/1) ... [2019-09-20 19:25:02,766 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:25:02,781 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:25:02,941 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:25:02,954 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:25:02,973 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:25:02,990 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:25:02,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:02 WrapperNode [2019-09-20 19:25:02,991 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:25:02,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:25:02,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:25:02,992 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:25:03,088 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:02" (1/1) ... [2019-09-20 19:25:03,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:02" (1/1) ... [2019-09-20 19:25:03,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:02" (1/1) ... [2019-09-20 19:25:03,095 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:02" (1/1) ... [2019-09-20 19:25:03,102 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:02" (1/1) ... [2019-09-20 19:25:03,107 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:02" (1/1) ... [2019-09-20 19:25:03,109 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:02" (1/1) ... [2019-09-20 19:25:03,111 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:25:03,112 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:25:03,112 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:25:03,112 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:25:03,113 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:02" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:25:03,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:25:03,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:25:03,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 19:25:03,179 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:25:03,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:25:03,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 19:25:03,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 19:25:03,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:25:03,180 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:25:03,180 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:25:03,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:25:03,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:25:03,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:25:03,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:25:03,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:25:03,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:25:03,445 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:25:03,445 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-20 19:25:03,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:25:03 BoogieIcfgContainer [2019-09-20 19:25:03,447 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:25:03,447 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:25:03,447 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:25:03,447 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:25:03,449 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:25:03" (1/1) ... [2019-09-20 19:25:03,449 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 19:25:03,487 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:25:03,487 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:25:03,502 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:25:03,511 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:25:03,512 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:25:03,710 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 24 for LOIs [2019-09-20 19:25:03,954 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 58 [2019-09-20 19:25:04,388 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 65 [2019-09-20 19:25:04,537 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-20 19:25:04,936 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2019-09-20 19:25:05,122 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-20 19:25:05,699 WARN L191 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 77 [2019-09-20 19:25:07,181 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 49 for LOIs [2019-09-20 19:25:07,205 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 19:25:07,206 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 19:25:07,208 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 209#(and (exists ((v_main_~a~0.base_BEFORE_CALL_12 Int) (v_main_~a~0.offset_BEFORE_CALL_12 Int) (v_main_~i~0_BEFORE_CALL_12 Int) (v_main_~i~0_21 Int)) (or (and (< (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_12) v_main_~a~0.offset_BEFORE_CALL_12) 0) (= |__VERIFIER_assert_#in~cond| 0) (= (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_12) (+ v_main_~a~0.offset_BEFORE_CALL_12 (* 4 v_main_~i~0_21) 4)) (+ v_main_~i~0_21 1)) (not (<= 0 v_main_~i~0_21)) (< 0 ~SIZE~0) (= (+ v_main_~i~0_21 2) (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_12) (+ v_main_~a~0.offset_BEFORE_CALL_12 (* 4 v_main_~i~0_21) 8)))) (and (= |__VERIFIER_assert_#in~cond| 1) (<= v_main_~i~0_BEFORE_CALL_12 (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_12) (+ v_main_~a~0.offset_BEFORE_CALL_12 (* 4 v_main_~i~0_BEFORE_CALL_12)))) (< v_main_~i~0_BEFORE_CALL_12 (+ ~SIZE~0 1)) (<= v_main_~i~0_BEFORE_CALL_12 (+ (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_12) (+ v_main_~a~0.offset_BEFORE_CALL_12 (* 4 v_main_~i~0_BEFORE_CALL_12) (- 4))) 1)) (< v_main_~i~0_BEFORE_CALL_12 ~SIZE~0)) (and (= |__VERIFIER_assert_#in~cond| 1) (= (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_12) (+ v_main_~a~0.offset_BEFORE_CALL_12 (* 4 v_main_~i~0_21) 4)) (+ v_main_~i~0_21 1)) (<= 0 (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_12) v_main_~a~0.offset_BEFORE_CALL_12)) (not (<= 0 v_main_~i~0_21)) (< 0 ~SIZE~0) (= (+ v_main_~i~0_21 2) (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_12) (+ v_main_~a~0.offset_BEFORE_CALL_12 (* 4 v_main_~i~0_21) 8)))) (and (= |__VERIFIER_assert_#in~cond| 0) (not (<= v_main_~i~0_BEFORE_CALL_12 (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_12) (+ v_main_~a~0.offset_BEFORE_CALL_12 (* 4 v_main_~i~0_BEFORE_CALL_12))))) (< v_main_~i~0_BEFORE_CALL_12 (+ ~SIZE~0 1)) (<= v_main_~i~0_BEFORE_CALL_12 (+ (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_12) (+ v_main_~a~0.offset_BEFORE_CALL_12 (* 4 v_main_~i~0_BEFORE_CALL_12) (- 4))) 1)) (< v_main_~i~0_BEFORE_CALL_12 ~SIZE~0)))) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-20 19:25:07,221 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 19:25:07,221 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 19:25:07,223 INFO L168 Benchmark]: Toolchain (without parser) took 4473.88 ms. Allocated memory was 131.1 MB in the beginning and 269.0 MB in the end (delta: 137.9 MB). Free memory was 87.0 MB in the beginning and 228.6 MB in the end (delta: -141.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 19:25:07,224 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 131.1 MB. Free memory was 105.3 MB in the beginning and 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 19:25:07,225 INFO L168 Benchmark]: CACSL2BoogieTranslator took 241.11 ms. Allocated memory is still 131.1 MB. Free memory was 86.8 MB in the beginning and 76.9 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-09-20 19:25:07,226 INFO L168 Benchmark]: Boogie Preprocessor took 119.37 ms. Allocated memory was 131.1 MB in the beginning and 197.7 MB in the end (delta: 66.6 MB). Free memory was 76.9 MB in the beginning and 173.3 MB in the end (delta: -96.5 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. [2019-09-20 19:25:07,227 INFO L168 Benchmark]: RCFGBuilder took 335.14 ms. Allocated memory is still 197.7 MB. Free memory was 173.3 MB in the beginning and 157.7 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. [2019-09-20 19:25:07,227 INFO L168 Benchmark]: Sifa took 3774.20 ms. Allocated memory was 197.7 MB in the beginning and 269.0 MB in the end (delta: 71.3 MB). Free memory was 157.7 MB in the beginning and 228.6 MB in the end (delta: -71.0 MB). Peak memory consumption was 335.0 kB. Max. memory is 7.1 GB. [2019-09-20 19:25:07,231 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 131.1 MB. Free memory was 105.3 MB in the beginning and 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 241.11 ms. Allocated memory is still 131.1 MB. Free memory was 86.8 MB in the beginning and 76.9 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 119.37 ms. Allocated memory was 131.1 MB in the beginning and 197.7 MB in the end (delta: 66.6 MB). Free memory was 76.9 MB in the beginning and 173.3 MB in the end (delta: -96.5 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 335.14 ms. Allocated memory is still 197.7 MB. Free memory was 173.3 MB in the beginning and 157.7 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. * Sifa took 3774.20 ms. Allocated memory was 197.7 MB in the beginning and 269.0 MB in the end (delta: 71.3 MB). Free memory was 157.7 MB in the beginning and 228.6 MB in the end (delta: -71.0 MB). Peak memory consumption was 335.0 kB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 3722, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 135, DAG_INTERPRETER_EARLY_EXITS: 3, TOOLS_POST_APPLICATIONS: 119, TOOLS_POST_TIME[ms]: 396, TOOLS_POST_CALL_APPLICATIONS: 14, TOOLS_POST_CALL_TIME[ms]: 212, TOOLS_POST_RETURN_APPLICATIONS: 12, TOOLS_POST_RETURN_TIME[ms]: 57, TOOLS_QUANTIFIERELIM_APPLICATIONS: 145, TOOLS_QUANTIFIERELIM_TIME[ms]: 590, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 81, FLUID_QUERY_TIME[ms]: 9, FLUID_QUERIES: 148, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 18, DOMAIN_JOIN_TIME[ms]: 1118, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 2, DOMAIN_WIDEN_APPLICATIONS: 11, DOMAIN_WIDEN_TIME[ms]: 1729, DOMAIN_ISSUBSETEQ_APPLICATIONS: 13, DOMAIN_ISSUBSETEQ_TIME[ms]: 72, DOMAIN_ISBOTTOM_APPLICATIONS: 7, DOMAIN_ISBOTTOM_TIME[ms]: 16, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3291, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3290, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 13, CALL_SUMMARIZER_APPLICATIONS: 12, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 157, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 156, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 225, DAG_COMPRESSION_RETAINED_NODES: 86 - UnprovableResult [Line: 3]: 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 209#(and (exists ((v_main_~a~0.base_BEFORE_CALL_12 Int) (v_main_~a~0.offset_BEFORE_CALL_12 Int) (v_main_~i~0_BEFORE_CALL_12 Int) (v_main_~i~0_21 Int)) (or (and (< (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_12) v_main_~a~0.offset_BEFORE_CALL_12) 0) (= |__VERIFIER_assert_#in~cond| 0) (= (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_12) (+ v_main_~a~0.offset_BEFORE_CALL_12 (* 4 v_main_~i~0_21) 4)) (+ v_main_~i~0_21 1)) (not (<= 0 v_main_~i~0_21)) (< 0 ~SIZE~0) (= (+ v_main_~i~0_21 2) (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_12) (+ v_main_~a~0.offset_BEFORE_CALL_12 (* 4 v_main_~i~0_21) 8)))) (and (= |__VERIFIER_assert_#in~cond| 1) (<= v_main_~i~0_BEFORE_CALL_12 (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_12) (+ v_main_~a~0.offset_BEFORE_CALL_12 (* 4 v_main_~i~0_BEFORE_CALL_12)))) (< v_main_~i~0_BEFORE_CALL_12 (+ ~SIZE~0 1)) (<= v_main_~i~0_BEFORE_CALL_12 (+ (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_12) (+ v_main_~a~0.offset_BEFORE_CALL_12 (* 4 v_main_~i~0_BEFORE_CALL_12) (- 4))) 1)) (< v_main_~i~0_BEFORE_CALL_12 ~SIZE~0)) (and (= |__VERIFIER_assert_#in~cond| 1) (= (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_12) (+ v_main_~a~0.offset_BEFORE_CALL_12 (* 4 v_main_~i~0_21) 4)) (+ v_main_~i~0_21 1)) (<= 0 (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_12) v_main_~a~0.offset_BEFORE_CALL_12)) (not (<= 0 v_main_~i~0_21)) (< 0 ~SIZE~0) (= (+ v_main_~i~0_21 2) (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_12) (+ v_main_~a~0.offset_BEFORE_CALL_12 (* 4 v_main_~i~0_21) 8)))) (and (= |__VERIFIER_assert_#in~cond| 0) (not (<= v_main_~i~0_BEFORE_CALL_12 (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_12) (+ v_main_~a~0.offset_BEFORE_CALL_12 (* 4 v_main_~i~0_BEFORE_CALL_12))))) (< v_main_~i~0_BEFORE_CALL_12 (+ ~SIZE~0 1)) (<= v_main_~i~0_BEFORE_CALL_12 (+ (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_12) (+ v_main_~a~0.offset_BEFORE_CALL_12 (* 4 v_main_~i~0_BEFORE_CALL_12) (- 4))) 1)) (< v_main_~i~0_BEFORE_CALL_12 ~SIZE~0)))) (= 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...