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_reverse_ground.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 13:05:35,964 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 13:05:35,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 13:05:35,979 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 13:05:35,980 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 13:05:35,981 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 13:05:35,982 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 13:05:35,984 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 13:05:35,986 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 13:05:35,987 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 13:05:35,988 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 13:05:35,989 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 13:05:35,989 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 13:05:35,990 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 13:05:35,991 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 13:05:35,992 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 13:05:35,993 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 13:05:35,994 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 13:05:35,996 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 13:05:35,998 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 13:05:36,000 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 13:05:36,001 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 13:05:36,003 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 13:05:36,003 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 13:05:36,006 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 13:05:36,006 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 13:05:36,007 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 13:05:36,008 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 13:05:36,008 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 13:05:36,009 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 13:05:36,009 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 13:05:36,010 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 13:05:36,011 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 13:05:36,012 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 13:05:36,013 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 13:05:36,013 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 13:05:36,014 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 13:05:36,014 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 13:05:36,014 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 13:05:36,015 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 13:05:36,016 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 13:05:36,017 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 13:05:36,032 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 13:05:36,032 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 13:05:36,033 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-03 13:05:36,034 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-03 13:05:36,034 INFO L138 SettingsManager]: * Use SBE=true [2019-10-03 13:05:36,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 13:05:36,034 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 13:05:36,034 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-03 13:05:36,035 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 13:05:36,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 13:05:36,035 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 13:05:36,035 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 13:05:36,035 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 13:05:36,036 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 13:05:36,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 13:05:36,036 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-03 13:05:36,036 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 13:05:36,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 13:05:36,037 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 13:05:36,037 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-03 13:05:36,037 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-03 13:05:36,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 13:05:36,038 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 13:05:36,038 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 13:05:36,038 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-03 13:05:36,038 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-03 13:05:36,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 13:05:36,039 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-03 13:05:36,039 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 13:05:36,070 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 13:05:36,083 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 13:05:36,086 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 13:05:36,088 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 13:05:36,088 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 13:05:36,089 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_reverse_ground.i [2019-10-03 13:05:36,151 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44a584615/74af1170a6924c498a683125ec0d6dce/FLAGb00c8b06e [2019-10-03 13:05:36,563 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 13:05:36,564 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_reverse_ground.i [2019-10-03 13:05:36,571 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44a584615/74af1170a6924c498a683125ec0d6dce/FLAGb00c8b06e [2019-10-03 13:05:36,934 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44a584615/74af1170a6924c498a683125ec0d6dce [2019-10-03 13:05:36,944 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 13:05:36,945 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 13:05:36,946 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 13:05:36,947 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 13:05:36,950 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 13:05:36,951 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 01:05:36" (1/1) ... [2019-10-03 13:05:36,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53ed2c1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:36, skipping insertion in model container [2019-10-03 13:05:36,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 01:05:36" (1/1) ... [2019-10-03 13:05:36,962 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 13:05:36,978 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 13:05:37,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 13:05:37,163 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 13:05:37,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 13:05:37,205 INFO L192 MainTranslator]: Completed translation [2019-10-03 13:05:37,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:37 WrapperNode [2019-10-03 13:05:37,206 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 13:05:37,206 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 13:05:37,207 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 13:05:37,207 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 13:05:37,322 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:37" (1/1) ... [2019-10-03 13:05:37,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:37" (1/1) ... [2019-10-03 13:05:37,329 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:37" (1/1) ... [2019-10-03 13:05:37,329 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:37" (1/1) ... [2019-10-03 13:05:37,337 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:37" (1/1) ... [2019-10-03 13:05:37,342 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:37" (1/1) ... [2019-10-03 13:05:37,345 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:37" (1/1) ... [2019-10-03 13:05:37,348 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 13:05:37,351 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 13:05:37,351 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 13:05:37,351 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 13:05:37,352 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:37" (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 13:05:37,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 13:05:37,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 13:05:37,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-03 13:05:37,411 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 13:05:37,412 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 13:05:37,412 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-03 13:05:37,412 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 13:05:37,413 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 13:05:37,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 13:05:37,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 13:05:37,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 13:05:37,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 13:05:37,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 13:05:37,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 13:05:37,732 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 13:05:37,732 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-10-03 13:05:37,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 01:05:37 BoogieIcfgContainer [2019-10-03 13:05:37,734 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 13:05:37,734 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-03 13:05:37,734 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-03 13:05:37,735 INFO L275 PluginConnector]: Sifa initialized [2019-10-03 13:05:37,736 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 01:05:37" (1/1) ... [2019-10-03 13:05:37,736 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 13:05:37,759 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-03 13:05:37,759 INFO L169 IcfgInterpreter]: Building call graph [2019-10-03 13:05:37,766 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-03 13:05:37,775 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-03 13:05:37,776 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-03 13:05:37,944 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-10-03 13:05:38,477 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-10-03 13:05:38,796 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 76 for LOIs [2019-10-03 13:05:38,808 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-03 13:05:38,809 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-03 13:05:38,812 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 141#(and (<= __VERIFIER_assert_~cond 0) (exists ((v_prenex_16 Int) (v_prenex_15 Int) (|v_main_~#a~0.base_BEFORE_CALL_5| Int) (v_prenex_18 Int) (v_prenex_17 Int) (|v_main_~#b~0.offset_BEFORE_CALL_5| Int) (|v_main_~#a~0.offset_BEFORE_CALL_5| Int) (v_prenex_12 Int) (v_prenex_11 Int) (v_prenex_14 Int) (v_prenex_13 Int) (v_prenex_21 Int) (v_prenex_10 Int) (v_prenex_20 Int) (v_prenex_9 Int) (v_main_~x~0_BEFORE_CALL_5 Int) (v_prenex_19 Int) (|v_main_~#b~0.base_BEFORE_CALL_5| Int)) (or (and (<= v_main_~x~0_BEFORE_CALL_5 0) (<= 1 v_main_~x~0_BEFORE_CALL_5) (= |__VERIFIER_assert_#in~cond| 1) (< v_main_~x~0_BEFORE_CALL_5 100000) (<= 0 v_main_~x~0_BEFORE_CALL_5) (= (select (select |#memory_int| v_prenex_16) (+ (* (- 4) v_main_~x~0_BEFORE_CALL_5) v_prenex_14 399996)) (select (select |#memory_int| v_prenex_13) (+ (* 4 v_main_~x~0_BEFORE_CALL_5) v_prenex_15)))) (and (= |__VERIFIER_assert_#in~cond| 0) (<= v_prenex_20 100000) (<= 1 v_prenex_20) (< v_prenex_20 100000) (not (= (select (select |#memory_int| v_prenex_21) (+ (* (- 4) v_prenex_20) v_prenex_18 399996)) (select (select |#memory_int| v_prenex_17) (+ (* 4 v_prenex_20) v_prenex_19))))) (and (= |__VERIFIER_assert_#in~cond| 1) (= (select (select |#memory_int| v_prenex_21) (+ (* (- 4) v_prenex_20) v_prenex_18 399996)) (select (select |#memory_int| v_prenex_17) (+ (* 4 v_prenex_20) v_prenex_19))) (<= v_prenex_20 100000) (<= 1 v_prenex_20) (< v_prenex_20 100000)) (and (= |__VERIFIER_assert_#in~cond| 1) (= (select (select |#memory_int| v_prenex_12) (+ v_prenex_10 399996)) (select (select |#memory_int| v_prenex_9) v_prenex_11))) (and (<= v_main_~x~0_BEFORE_CALL_5 0) (not (= (select (select |#memory_int| v_prenex_16) (+ (* (- 4) v_main_~x~0_BEFORE_CALL_5) v_prenex_14 399996)) (select (select |#memory_int| v_prenex_13) (+ (* 4 v_main_~x~0_BEFORE_CALL_5) v_prenex_15)))) (<= 1 v_main_~x~0_BEFORE_CALL_5) (= |__VERIFIER_assert_#in~cond| 0) (< v_main_~x~0_BEFORE_CALL_5 100000) (<= 0 v_main_~x~0_BEFORE_CALL_5)) (and (= |__VERIFIER_assert_#in~cond| 0) (not (= (select (select |#memory_int| |v_main_~#b~0.base_BEFORE_CALL_5|) (+ |v_main_~#b~0.offset_BEFORE_CALL_5| 399996)) (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_5|) |v_main_~#a~0.offset_BEFORE_CALL_5|)))))) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-10-03 13:05:38,839 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-03 13:05:38,840 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-03 13:05:38,843 INFO L168 Benchmark]: Toolchain (without parser) took 1896.01 ms. Allocated memory was 129.5 MB in the beginning and 198.7 MB in the end (delta: 69.2 MB). Free memory was 85.0 MB in the beginning and 81.6 MB in the end (delta: 3.3 MB). Peak memory consumption was 72.6 MB. Max. memory is 7.1 GB. [2019-10-03 13:05:38,845 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 129.5 MB. Free memory was 103.6 MB in the beginning and 103.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-03 13:05:38,847 INFO L168 Benchmark]: CACSL2BoogieTranslator took 259.66 ms. Allocated memory is still 129.5 MB. Free memory was 84.8 MB in the beginning and 75.0 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-10-03 13:05:38,853 INFO L168 Benchmark]: Boogie Preprocessor took 143.99 ms. Allocated memory was 129.5 MB in the beginning and 198.7 MB in the end (delta: 69.2 MB). Free memory was 74.8 MB in the beginning and 174.1 MB in the end (delta: -99.4 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-10-03 13:05:38,854 INFO L168 Benchmark]: RCFGBuilder took 383.06 ms. Allocated memory is still 198.7 MB. Free memory was 174.1 MB in the beginning and 155.3 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 7.1 GB. [2019-10-03 13:05:38,855 INFO L168 Benchmark]: Sifa took 1105.71 ms. Allocated memory is still 198.7 MB. Free memory was 155.3 MB in the beginning and 81.6 MB in the end (delta: 73.6 MB). Peak memory consumption was 73.6 MB. Max. memory is 7.1 GB. [2019-10-03 13:05:38,867 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 129.5 MB. Free memory was 103.6 MB in the beginning and 103.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 259.66 ms. Allocated memory is still 129.5 MB. Free memory was 84.8 MB in the beginning and 75.0 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 143.99 ms. Allocated memory was 129.5 MB in the beginning and 198.7 MB in the end (delta: 69.2 MB). Free memory was 74.8 MB in the beginning and 174.1 MB in the end (delta: -99.4 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 383.06 ms. Allocated memory is still 198.7 MB. Free memory was 174.1 MB in the beginning and 155.3 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 7.1 GB. * Sifa took 1105.71 ms. Allocated memory is still 198.7 MB. Free memory was 155.3 MB in the beginning and 81.6 MB in the end (delta: 73.6 MB). Peak memory consumption was 73.6 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]: 1053, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 37, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 27, TOOLS_POST_TIME[ms]: 505, TOOLS_POST_CALL_APPLICATIONS: 7, TOOLS_POST_CALL_TIME[ms]: 89, TOOLS_POST_RETURN_APPLICATIONS: 5, TOOLS_POST_RETURN_TIME[ms]: 9, TOOLS_QUANTIFIERELIM_APPLICATIONS: 39, TOOLS_QUANTIFIERELIM_TIME[ms]: 571, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 252, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 46, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 14, DOMAIN_JOIN_TIME[ms]: 148, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 156, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 48, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 2, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 782, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 781, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 5, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 119, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 119, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 19, DAG_COMPRESSION_PROCESSED_NODES: 77, DAG_COMPRESSION_RETAINED_NODES: 38 - 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 141#(and (<= __VERIFIER_assert_~cond 0) (exists ((v_prenex_16 Int) (v_prenex_15 Int) (|v_main_~#a~0.base_BEFORE_CALL_5| Int) (v_prenex_18 Int) (v_prenex_17 Int) (|v_main_~#b~0.offset_BEFORE_CALL_5| Int) (|v_main_~#a~0.offset_BEFORE_CALL_5| Int) (v_prenex_12 Int) (v_prenex_11 Int) (v_prenex_14 Int) (v_prenex_13 Int) (v_prenex_21 Int) (v_prenex_10 Int) (v_prenex_20 Int) (v_prenex_9 Int) (v_main_~x~0_BEFORE_CALL_5 Int) (v_prenex_19 Int) (|v_main_~#b~0.base_BEFORE_CALL_5| Int)) (or (and (<= v_main_~x~0_BEFORE_CALL_5 0) (<= 1 v_main_~x~0_BEFORE_CALL_5) (= |__VERIFIER_assert_#in~cond| 1) (< v_main_~x~0_BEFORE_CALL_5 100000) (<= 0 v_main_~x~0_BEFORE_CALL_5) (= (select (select |#memory_int| v_prenex_16) (+ (* (- 4) v_main_~x~0_BEFORE_CALL_5) v_prenex_14 399996)) (select (select |#memory_int| v_prenex_13) (+ (* 4 v_main_~x~0_BEFORE_CALL_5) v_prenex_15)))) (and (= |__VERIFIER_assert_#in~cond| 0) (<= v_prenex_20 100000) (<= 1 v_prenex_20) (< v_prenex_20 100000) (not (= (select (select |#memory_int| v_prenex_21) (+ (* (- 4) v_prenex_20) v_prenex_18 399996)) (select (select |#memory_int| v_prenex_17) (+ (* 4 v_prenex_20) v_prenex_19))))) (and (= |__VERIFIER_assert_#in~cond| 1) (= (select (select |#memory_int| v_prenex_21) (+ (* (- 4) v_prenex_20) v_prenex_18 399996)) (select (select |#memory_int| v_prenex_17) (+ (* 4 v_prenex_20) v_prenex_19))) (<= v_prenex_20 100000) (<= 1 v_prenex_20) (< v_prenex_20 100000)) (and (= |__VERIFIER_assert_#in~cond| 1) (= (select (select |#memory_int| v_prenex_12) (+ v_prenex_10 399996)) (select (select |#memory_int| v_prenex_9) v_prenex_11))) (and (<= v_main_~x~0_BEFORE_CALL_5 0) (not (= (select (select |#memory_int| v_prenex_16) (+ (* (- 4) v_main_~x~0_BEFORE_CALL_5) v_prenex_14 399996)) (select (select |#memory_int| v_prenex_13) (+ (* 4 v_main_~x~0_BEFORE_CALL_5) v_prenex_15)))) (<= 1 v_main_~x~0_BEFORE_CALL_5) (= |__VERIFIER_assert_#in~cond| 0) (< v_main_~x~0_BEFORE_CALL_5 100000) (<= 0 v_main_~x~0_BEFORE_CALL_5)) (and (= |__VERIFIER_assert_#in~cond| 0) (not (= (select (select |#memory_int| |v_main_~#b~0.base_BEFORE_CALL_5|) (+ |v_main_~#b~0.offset_BEFORE_CALL_5| 399996)) (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_5|) |v_main_~#a~0.offset_BEFORE_CALL_5|)))))) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond) (= 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...