java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationInline.xml -s ../../../trunk/examples/settings/ai/array-bench/reach_32bit_compound_exp_cong.epf -i ../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-04 21:59:51,143 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-04 21:59:51,145 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-04 21:59:51,157 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-04 21:59:51,158 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-04 21:59:51,159 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-04 21:59:51,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-04 21:59:51,162 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-04 21:59:51,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-04 21:59:51,165 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-04 21:59:51,166 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-04 21:59:51,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-04 21:59:51,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-04 21:59:51,168 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-04 21:59:51,169 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-04 21:59:51,170 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-04 21:59:51,171 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-04 21:59:51,171 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-04 21:59:51,173 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-04 21:59:51,175 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-04 21:59:51,177 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-04 21:59:51,179 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-04 21:59:51,180 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-04 21:59:51,181 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-04 21:59:51,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-04 21:59:51,187 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-04 21:59:51,188 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-04 21:59:51,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-04 21:59:51,189 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-04 21:59:51,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-04 21:59:51,191 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-04 21:59:51,191 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-04 21:59:51,192 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-04 21:59:51,194 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_compound_exp_cong.epf [2019-08-04 21:59:51,208 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-04 21:59:51,208 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-04 21:59:51,210 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-04 21:59:51,210 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-04 21:59:51,211 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-04 21:59:51,211 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-04 21:59:51,211 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-04 21:59:51,211 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-04 21:59:51,211 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-04 21:59:51,212 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-04 21:59:51,212 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-04 21:59:51,212 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-04 21:59:51,212 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-04 21:59:51,212 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-04 21:59:51,214 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-04 21:59:51,214 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-04 21:59:51,214 INFO L138 SettingsManager]: * Use SBE=true [2019-08-04 21:59:51,215 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-04 21:59:51,215 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-04 21:59:51,215 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-04 21:59:51,216 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-04 21:59:51,216 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-04 21:59:51,216 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-04 21:59:51,216 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-04 21:59:51,216 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-04 21:59:51,217 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-04 21:59:51,217 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-04 21:59:51,217 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-04 21:59:51,217 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-04 21:59:51,218 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-04 21:59:51,218 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-04 21:59:51,218 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-04 21:59:51,218 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-04 21:59:51,218 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-04 21:59:51,219 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-04 21:59:51,219 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-04 21:59:51,219 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-04 21:59:51,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-04 21:59:51,221 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-04 21:59:51,221 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-04 21:59:51,274 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-04 21:59:51,287 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-04 21:59:51,291 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-04 21:59:51,292 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-04 21:59:51,295 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-04 21:59:51,296 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl [2019-08-04 21:59:51,296 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl' [2019-08-04 21:59:51,345 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-04 21:59:51,346 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-04 21:59:51,347 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-04 21:59:51,347 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-04 21:59:51,348 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-04 21:59:51,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:51" (1/1) ... [2019-08-04 21:59:51,375 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:51" (1/1) ... [2019-08-04 21:59:51,382 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-04 21:59:51,383 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-04 21:59:51,383 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-04 21:59:51,383 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-04 21:59:51,394 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:51" (1/1) ... [2019-08-04 21:59:51,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:51" (1/1) ... [2019-08-04 21:59:51,395 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:51" (1/1) ... [2019-08-04 21:59:51,396 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:51" (1/1) ... [2019-08-04 21:59:51,399 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:51" (1/1) ... [2019-08-04 21:59:51,401 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:51" (1/1) ... [2019-08-04 21:59:51,402 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:51" (1/1) ... [2019-08-04 21:59:51,404 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-04 21:59:51,404 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-04 21:59:51,404 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-04 21:59:51,404 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-04 21:59:51,405 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:51" (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 [2019-08-04 21:59:51,463 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-04 21:59:51,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-04 21:59:51,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-04 21:59:51,816 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-04 21:59:51,816 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-04 21:59:51,818 INFO L202 PluginConnector]: Adding new model fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:59:51 BoogieIcfgContainer [2019-08-04 21:59:51,818 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-04 21:59:51,819 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-04 21:59:51,819 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-04 21:59:51,819 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-04 21:59:51,820 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:59:51" (1/1) ... [2019-08-04 21:59:51,852 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-04 21:59:52,080 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-04 21:59:52,103 INFO L272 AbstractInterpreter]: Visited 11 different actions 47 times. Merged at 9 different actions 25 times. Widened at 1 different actions 1 times. Performed 262 root evaluator evaluations with a maximum evaluation depth of 4. Performed 262 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 8 fixpoints after 5 different actions. Largest state had 0 variables. [2019-08-04 21:59:52,104 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-04 21:59:52,107 INFO L168 Benchmark]: Toolchain (without parser) took 759.18 ms. Allocated memory is still 133.2 MB. Free memory was 106.9 MB in the beginning and 84.6 MB in the end (delta: 22.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. [2019-08-04 21:59:52,107 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 133.2 MB. Free memory is still 108.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-04 21:59:52,109 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.35 ms. Allocated memory is still 133.2 MB. Free memory was 106.9 MB in the beginning and 105.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-08-04 21:59:52,110 INFO L168 Benchmark]: Boogie Preprocessor took 20.68 ms. Allocated memory is still 133.2 MB. Free memory was 105.2 MB in the beginning and 104.4 MB in the end (delta: 839.0 kB). Peak memory consumption was 839.0 kB. Max. memory is 7.1 GB. [2019-08-04 21:59:52,111 INFO L168 Benchmark]: RCFGBuilder took 413.96 ms. Allocated memory is still 133.2 MB. Free memory was 103.9 MB in the beginning and 93.9 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-08-04 21:59:52,112 INFO L168 Benchmark]: Abstract Interpretation took 285.20 ms. Allocated memory is still 133.2 MB. Free memory was 93.9 MB in the beginning and 84.6 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-08-04 21:59:52,117 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 133.2 MB. Free memory is still 108.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 35.35 ms. Allocated memory is still 133.2 MB. Free memory was 106.9 MB in the beginning and 105.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 20.68 ms. Allocated memory is still 133.2 MB. Free memory was 105.2 MB in the beginning and 104.4 MB in the end (delta: 839.0 kB). Peak memory consumption was 839.0 kB. Max. memory is 7.1 GB. * RCFGBuilder took 413.96 ms. Allocated memory is still 133.2 MB. Free memory was 103.9 MB in the beginning and 93.9 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 285.20 ms. Allocated memory is still 133.2 MB. Free memory was 93.9 MB in the beginning and 84.6 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 83]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L18] havoc main_#res; [L19] havoc main_#t~nondet0, main_#t~nondet1, main_~n~5, main_#t~nondet2, main_~tmp___1~5, main_~pvlen~5, main_~k~5, main_~j~5, main_~i~5; [L20] havoc main_~i~5; [L21] havoc main_~pvlen~5; [L22] havoc main_~tmp___1~5; [L23] main_~k~5 := 0; [L24] havoc main_~n~5; [L25] main_~i~5 := 0; [L26] assume 0 <= main_#t~nondet0 + 2147483648 && main_#t~nondet0 <= 2147483647; [L27] main_~pvlen~5 := main_#t~nondet0; [L28] havoc main_#t~nondet0; [L29] assume 0 <= main_#t~nondet1 + 2147483648 && main_#t~nondet1 <= 2147483647; [L30] assume main_#t~nondet1 == 0; [L31] havoc main_#t~nondet1; [L32] assume main_~pvlen~5 < main_~i~5; [L33] main_~pvlen~5 := main_~i~5; [L34] main_~i~5 := 0; [L37] assume 0 <= main_#t~nondet2 + 2147483648 && main_#t~nondet2 <= 2147483647; [L42] assume !(main_#t~nondet2 == 0) && main_~i~5 <= 1000000; [L43] havoc main_#t~nondet2; [L44] main_~tmp___1~5 := main_~i~5; [L45] main_~i~5 := main_~i~5 + 1; [L46] main_~k~5 := main_~k~5 + 1; [L37] assume 0 <= main_#t~nondet2 + 2147483648 && main_#t~nondet2 <= 2147483647; [L42] assume !(main_#t~nondet2 == 0) && main_~i~5 <= 1000000; [L43] havoc main_#t~nondet2; [L44] main_~tmp___1~5 := main_~i~5; [L45] main_~i~5 := main_~i~5 + 1; [L46] main_~k~5 := main_~k~5 + 1; [L37] assume 0 <= main_#t~nondet2 + 2147483648 && main_#t~nondet2 <= 2147483647; [L49] assume !(main_~i~5 <= 1000000); [L50] havoc main_#t~nondet2; [L51] main_~j~5 := 0; [L52] main_~n~5 := main_~i~5; [L59] assume !(0 <= main_~k~5); [L60] __VERIFIER_assert_#in~cond := 0; [L67] havoc __VERIFIER_assert_~cond; [L68] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L80] assume __VERIFIER_assert_~cond == 0; [L83] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...