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/20181015-LoopsPathprograms/simple_false-unreach-call1.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:15:18,467 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:15:18,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:15:18,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-08-05 12:15:18,520 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 12:15:18,533 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:15:18,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:15:18,534 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:15:18,534 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:15:18,534 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:15:18,535 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:15:18,535 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:15:18,535 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:15:18,535 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:15:18,535 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:15:18,536 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:15:18,536 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:15:18,536 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:15:18,536 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:15:18,538 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:15:18,539 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:15:18,539 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:15:18,540 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:15:18,540 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:15:18,540 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:15:18,540 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:15:18,540 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:15:18,541 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:15:18,541 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:15:18,541 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:15:18,541 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:15:18,541 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:15:18,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:15:18,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:15:18,543 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:15:18,543 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:15:18,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:15:18,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:15:18,543 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:15:18,544 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:15:18,544 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:15:18,544 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:15:18,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:15:18,544 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:15:18,545 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:15:18,602 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:15:18,620 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:15:18,625 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:15:18,626 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:15:18,627 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:15:18,627 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181015-LoopsPathprograms/simple_false-unreach-call1.i_3.bpl [2019-08-05 12:15:18,628 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181015-LoopsPathprograms/simple_false-unreach-call1.i_3.bpl' [2019-08-05 12:15:18,680 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:15:18,682 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:15:18,683 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:15:18,683 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:15:18,684 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:15:18,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "simple_false-unreach-call1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:18" (1/1) ... [2019-08-05 12:15:18,712 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "simple_false-unreach-call1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:18" (1/1) ... [2019-08-05 12:15:18,721 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:15:18,722 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:15:18,722 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:15:18,722 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:15:18,734 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "simple_false-unreach-call1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:18" (1/1) ... [2019-08-05 12:15:18,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "simple_false-unreach-call1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:18" (1/1) ... [2019-08-05 12:15:18,736 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "simple_false-unreach-call1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:18" (1/1) ... [2019-08-05 12:15:18,736 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "simple_false-unreach-call1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:18" (1/1) ... [2019-08-05 12:15:18,740 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "simple_false-unreach-call1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:18" (1/1) ... [2019-08-05 12:15:18,746 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "simple_false-unreach-call1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:18" (1/1) ... [2019-08-05 12:15:18,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "simple_false-unreach-call1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:18" (1/1) ... [2019-08-05 12:15:18,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:15:18,750 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:15:18,750 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:15:18,750 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:15:18,751 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "simple_false-unreach-call1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:18" (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 12:15:18,814 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 12:15:18,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:15:18,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:15:18,997 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:15:18,998 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:15:18,999 INFO L202 PluginConnector]: Adding new model simple_false-unreach-call1.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:15:18 BoogieIcfgContainer [2019-08-05 12:15:18,999 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:15:19,000 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:15:19,000 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:15:19,001 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:15:19,002 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "simple_false-unreach-call1.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:15:18" (1/1) ... [2019-08-05 12:15:19,033 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:15:19,391 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:15:19,414 INFO L272 AbstractInterpreter]: Visited 5 different actions 11 times. Merged at 1 different actions 3 times. Never widened. Performed 52 root evaluator evaluations with a maximum evaluation depth of 10. Performed 52 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 2 fixpoints after 2 different actions. Largest state had 0 variables. [2019-08-05 12:15:19,415 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:15:19,418 INFO L168 Benchmark]: Toolchain (without parser) took 735.46 ms. Allocated memory is still 132.1 MB. Free memory was 105.6 MB in the beginning and 64.3 MB in the end (delta: 41.4 MB). Peak memory consumption was 41.4 MB. Max. memory is 7.1 GB. [2019-08-05 12:15:19,419 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 132.1 MB. Free memory is still 106.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:15:19,421 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.41 ms. Allocated memory is still 132.1 MB. Free memory was 105.6 MB in the beginning and 104.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:15:19,422 INFO L168 Benchmark]: Boogie Preprocessor took 27.43 ms. Allocated memory is still 132.1 MB. Free memory was 104.0 MB in the beginning and 102.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:15:19,424 INFO L168 Benchmark]: RCFGBuilder took 249.75 ms. Allocated memory is still 132.1 MB. Free memory was 102.7 MB in the beginning and 93.7 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:15:19,425 INFO L168 Benchmark]: Abstract Interpretation took 414.70 ms. Allocated memory is still 132.1 MB. Free memory was 93.7 MB in the beginning and 64.3 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 7.1 GB. [2019-08-05 12:15:19,431 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 0.18 ms. Allocated memory is still 132.1 MB. Free memory is still 106.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 38.41 ms. Allocated memory is still 132.1 MB. Free memory was 105.6 MB in the beginning and 104.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 27.43 ms. Allocated memory is still 132.1 MB. Free memory was 104.0 MB in the beginning and 102.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 249.75 ms. Allocated memory is still 132.1 MB. Free memory was 102.7 MB in the beginning and 93.7 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 414.70 ms. Allocated memory is still 132.1 MB. Free memory was 93.7 MB in the beginning and 64.3 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 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~0; [L12] main_~x~0 := 0; [L27] assume main_~x~0 % 4294967296 < 268435455; [L28] main_~x~0 := main_~x~0 + 2; [L27] assume main_~x~0 % 4294967296 < 268435455; [L28] main_~x~0 := main_~x~0 + 2; [L19] assume !(main_~x~0 % 4294967296 < 268435455); [L20] assume (!(main_~x~0 % 2 <= 2147483647) && (((main_~x~0 % 2 + 4294967294) % 4294967296 <= 2147483647 && ((!(main_~x~0 % 4294967296 < 0) || main_~x~0 % 2 == 0) || (!(main_~x~0 % 2 == 0) && main_~x~0 % 4294967296 < 0))) || (!((main_~x~0 % 2 + 4294967294) % 4294967296 <= 2147483647) && ((!(main_~x~0 % 4294967296 < 0) || main_~x~0 % 2 == 0) || (!(main_~x~0 % 2 == 0) && main_~x~0 % 4294967296 < 0))))) || (main_~x~0 % 2 <= 2147483647 && (((main_~x~0 % 2 + 4294967294) % 4294967296 <= 2147483647 && ((!(main_~x~0 % 4294967296 < 0) || main_~x~0 % 2 == 0) || (!(main_~x~0 % 2 == 0) && main_~x~0 % 4294967296 < 0))) || (!((main_~x~0 % 2 + 4294967294) % 4294967296 <= 2147483647) && ((!(main_~x~0 % 4294967296 < 0) || main_~x~0 % 2 == 0) || (!(main_~x~0 % 2 == 0) && main_~x~0 % 4294967296 < 0))))); [L21] __VERIFIER_assert_#in~cond := (if (if main_~x~0 % 4294967296 < 0 && !(0 == main_~x~0 % 2) then main_~x~0 % 2 + -2 else main_~x~0 % 2) % 4294967296 <= 2147483647 then (if main_~x~0 % 4294967296 < 0 && !(0 == main_~x~0 % 2) then main_~x~0 % 2 + -2 else main_~x~0 % 2) % 4294967296 else (if main_~x~0 % 4294967296 < 0 && !(0 == main_~x~0 % 2) then main_~x~0 % 2 + -2 else main_~x~0 % 2) % 4294967296 + -4294967296); [L22] havoc __VERIFIER_assert_~cond; [L23] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L24] assume 0 == __VERIFIER_assert_~cond; [L31] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...