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_array_compound_exp_cong.epf -i ../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/half.i_3.bplTransformedIcfg_BEv2_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-c78c21b [2018-12-03 20:05:23,651 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 20:05:23,653 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 20:05:23,665 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 20:05:23,666 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 20:05:23,667 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 20:05:23,668 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 20:05:23,671 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 20:05:23,673 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 20:05:23,674 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 20:05:23,675 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 20:05:23,675 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 20:05:23,676 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 20:05:23,678 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 20:05:23,679 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 20:05:23,680 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 20:05:23,681 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 20:05:23,684 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 20:05:23,686 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 20:05:23,688 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 20:05:23,689 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 20:05:23,691 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 20:05:23,694 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 20:05:23,694 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 20:05:23,694 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 20:05:23,696 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 20:05:23,697 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 20:05:23,698 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 20:05:23,699 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 20:05:23,700 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 20:05:23,701 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 20:05:23,702 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 20:05:23,702 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 20:05:23,702 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 20:05:23,703 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 20:05:23,704 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 20:05:23,705 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_compound_exp_cong.epf [2018-12-03 20:05:23,719 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 20:05:23,720 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 20:05:23,720 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2018-12-03 20:05:23,721 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2018-12-03 20:05:23,721 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 20:05:23,721 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 20:05:23,721 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 20:05:23,722 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 20:05:23,722 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-03 20:05:23,722 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-03 20:05:23,722 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-03 20:05:23,722 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2018-12-03 20:05:23,723 INFO L133 SettingsManager]: * Log string format=TERM [2018-12-03 20:05:23,723 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-03 20:05:23,723 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 20:05:23,724 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-03 20:05:23,724 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-03 20:05:23,724 INFO L133 SettingsManager]: * Use SBE=true [2018-12-03 20:05:23,725 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 20:05:23,725 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 20:05:23,725 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 20:05:23,725 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 20:05:23,726 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 20:05:23,726 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 20:05:23,726 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 20:05:23,726 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 20:05:23,726 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 20:05:23,728 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 20:05:23,728 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 20:05:23,728 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 20:05:23,728 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 20:05:23,729 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 20:05:23,729 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 20:05:23,730 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 20:05:23,730 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 20:05:23,730 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 20:05:23,730 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-03 20:05:23,730 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 20:05:23,730 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 20:05:23,731 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-03 20:05:23,731 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-12-03 20:05:23,786 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 20:05:23,803 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 20:05:23,809 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 20:05:23,811 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-12-03 20:05:23,811 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-12-03 20:05:23,812 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/half.i_3.bplTransformedIcfg_BEv2_4.bpl [2018-12-03 20:05:23,813 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/half.i_3.bplTransformedIcfg_BEv2_4.bpl' [2018-12-03 20:05:23,861 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 20:05:23,863 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-12-03 20:05:23,864 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 20:05:23,864 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 20:05:23,864 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 20:05:23,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "half.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:05:23" (1/1) ... [2018-12-03 20:05:23,896 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "half.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:05:23" (1/1) ... [2018-12-03 20:05:23,906 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 20:05:23,907 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 20:05:23,908 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 20:05:23,908 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 20:05:23,921 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "half.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:05:23" (1/1) ... [2018-12-03 20:05:23,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "half.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:05:23" (1/1) ... [2018-12-03 20:05:23,922 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "half.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:05:23" (1/1) ... [2018-12-03 20:05:23,922 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "half.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:05:23" (1/1) ... [2018-12-03 20:05:23,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "half.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:05:23" (1/1) ... [2018-12-03 20:05:23,929 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "half.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:05:23" (1/1) ... [2018-12-03 20:05:23,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "half.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:05:23" (1/1) ... [2018-12-03 20:05:23,932 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 20:05:23,936 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 20:05:23,936 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 20:05:23,937 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 20:05:23,938 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "half.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:05:23" (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 [2018-12-03 20:05:24,016 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-12-03 20:05:24,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 20:05:24,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 20:05:24,192 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 20:05:24,192 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-12-03 20:05:24,193 INFO L202 PluginConnector]: Adding new model half.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 08:05:24 BoogieIcfgContainer [2018-12-03 20:05:24,193 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 20:05:24,194 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-12-03 20:05:24,196 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-12-03 20:05:24,196 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-12-03 20:05:24,197 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "half.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 08:05:24" (1/1) ... [2018-12-03 20:05:24,235 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 20:05:24,433 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 20:05:24,452 INFO L272 AbstractInterpreter]: Visited 5 different actions 9 times. Merged at 3 different actions 3 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2018-12-03 20:05:24,454 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-12-03 20:05:24,455 INFO L168 Benchmark]: Toolchain (without parser) took 592.53 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-12-03 20:05:24,457 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-12-03 20:05:24,458 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.03 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-12-03 20:05:24,459 INFO L168 Benchmark]: Boogie Preprocessor took 24.65 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-12-03 20:05:24,459 INFO L168 Benchmark]: RCFGBuilder took 257.01 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-12-03 20:05:24,461 INFO L168 Benchmark]: Abstract Interpretation took 260.34 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-12-03 20:05:24,465 INFO L336 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 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 43.03 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 24.65 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 257.01 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 260.34 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 48]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L15] havoc main_#res; [L16] havoc main_#t~nondet0, main_~n~5, main_#t~post2, main_#t~post1, main_~k~5, main_~i~5; [L17] main_~i~5 := 0; [L18] main_~n~5 := 0; [L19] assume 0 <= main_#t~nondet0 + 2147483648 && main_#t~nondet0 <= 2147483647; [L20] main_~k~5 := main_#t~nondet0; [L21] havoc main_#t~nondet0; [L22] assume 0 <= main_~k~5 + 1000000 && main_~k~5 <= 1000000; [L23] main_~i~5 := 0; [L30] assume !(main_~i~5 < 2 * main_~k~5); [L31] assume !(main_~k~5 < 0) && !(main_~n~5 == main_~k~5); [L32] __VERIFIER_assert_#in~cond := 0; [L33] havoc __VERIFIER_assert_~cond; [L34] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L35] assume __VERIFIER_assert_~cond == 0; [L48] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...