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/overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:16:19,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:16:19,950 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:16:19,965 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:16:19,965 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:16:19,967 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:16:19,969 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:16:19,971 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:16:19,973 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:16:19,976 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:16:19,977 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:16:19,978 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:16:19,978 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:16:19,979 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:16:19,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:16:19,990 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:16:19,991 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:16:19,993 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:16:19,995 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:16:19,997 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:16:19,999 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:16:19,999 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:16:20,001 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:16:20,001 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:16:20,003 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-05 12:16:20,006 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:16:20,009 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:16:20,010 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:16:20,010 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:16:20,011 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:16:20,012 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:16:20,013 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:16:20,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:16:20,015 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 [2019-08-05 12:16:20,028 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:16:20,028 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:16:20,029 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:16:20,029 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:16:20,029 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:16:20,030 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:16:20,030 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:16:20,030 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:16:20,030 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:16:20,030 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:16:20,031 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:16:20,031 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:16:20,031 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:16:20,031 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:16:20,032 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:16:20,032 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:16:20,032 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:16:20,033 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:16:20,033 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:16:20,033 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:16:20,033 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:16:20,034 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:16:20,034 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:16:20,034 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:16:20,034 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:16:20,034 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:16:20,035 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:16:20,035 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:16:20,035 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:16:20,035 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:16:20,035 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:16:20,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:16:20,036 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:16:20,036 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:16:20,036 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:16:20,037 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:16:20,037 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:16:20,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:16:20,037 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:16:20,037 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:16:20,072 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:16:20,088 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:16:20,093 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:16:20,094 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:16:20,095 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:16:20,096 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl [2019-08-05 12:16:20,097 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl' [2019-08-05 12:16:20,137 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:16:20,139 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:16:20,139 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:16:20,140 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:16:20,140 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:16:20,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:20" (1/1) ... [2019-08-05 12:16:20,168 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:20" (1/1) ... [2019-08-05 12:16:20,178 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:16:20,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:16:20,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:16:20,179 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:16:20,191 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:20" (1/1) ... [2019-08-05 12:16:20,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:20" (1/1) ... [2019-08-05 12:16:20,192 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:20" (1/1) ... [2019-08-05 12:16:20,193 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:20" (1/1) ... [2019-08-05 12:16:20,200 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:20" (1/1) ... [2019-08-05 12:16:20,202 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:20" (1/1) ... [2019-08-05 12:16:20,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:20" (1/1) ... [2019-08-05 12:16:20,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:16:20,205 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:16:20,205 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:16:20,205 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:16:20,206 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:20" (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 [2019-08-05 12:16:20,275 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 12:16:20,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:16:20,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:16:20,503 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:16:20,504 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:16:20,506 INFO L202 PluginConnector]: Adding new model overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:16:20 BoogieIcfgContainer [2019-08-05 12:16:20,506 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:16:20,507 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:16:20,507 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:16:20,507 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:16:20,508 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:16:20" (1/1) ... [2019-08-05 12:16:20,538 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:16:20,878 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:16:20,905 INFO L272 AbstractInterpreter]: Visited 5 different actions 15 times. Merged at 3 different actions 7 times. Widened at 1 different actions 1 times. Performed 97 root evaluator evaluations with a maximum evaluation depth of 8. Performed 97 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 2 fixpoints after 2 different actions. Largest state had 0 variables. [2019-08-05 12:16:20,906 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:16:20,910 INFO L168 Benchmark]: Toolchain (without parser) took 769.50 ms. Allocated memory is still 138.4 MB. Free memory was 106.1 MB in the beginning and 70.5 MB in the end (delta: 35.6 MB). Peak memory consumption was 35.6 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:20,912 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.99 ms. Allocated memory is still 138.4 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 12:16:20,915 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.81 ms. Allocated memory is still 138.4 MB. Free memory was 105.9 MB in the beginning and 104.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:20,916 INFO L168 Benchmark]: Boogie Preprocessor took 25.86 ms. Allocated memory is still 138.4 MB. Free memory was 104.3 MB in the beginning and 103.1 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:20,917 INFO L168 Benchmark]: RCFGBuilder took 301.22 ms. Allocated memory is still 138.4 MB. Free memory was 103.1 MB in the beginning and 94.3 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:20,919 INFO L168 Benchmark]: Abstract Interpretation took 399.01 ms. Allocated memory is still 138.4 MB. Free memory was 94.3 MB in the beginning and 70.5 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:20,926 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 0.99 ms. Allocated memory is still 138.4 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 38.81 ms. Allocated memory is still 138.4 MB. Free memory was 105.9 MB in the beginning and 104.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 25.86 ms. Allocated memory is still 138.4 MB. Free memory was 104.3 MB in the beginning and 103.1 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 301.22 ms. Allocated memory is still 138.4 MB. Free memory was 103.1 MB in the beginning and 94.3 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 399.01 ms. Allocated memory is still 138.4 MB. Free memory was 94.3 MB in the beginning and 70.5 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 31]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L10] havoc main_#res; [L11] havoc main_~x~4; [L12] main_~x~4 := 10; [L23] assume !(4294967306 <= main_~x~4) && 4294967296 <= main_~x~4; [L24] assume ((((0 <= main_~x~4 % 2 + 4294967294 && main_~x~4 < 4294967296 + 4294967296) && main_~x~4 % 2 <= 2147483647) && 2 + 2 <= main_~x~4) && 4294967296 <= main_~x~4) && main_~x~4 % 2 < 2; [L25] __VERIFIER_assert_#in~cond := main_~x~4 % 2; [L26] havoc __VERIFIER_assert_~cond; [L27] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L28] assume __VERIFIER_assert_~cond == 0; [L31] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...