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/count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-04 21:59:49,702 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-04 21:59:49,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-04 21:59:49,721 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-08-04 21:59:49,737 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-04 21:59:49,738 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-04 21:59:49,739 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-04 21:59:49,748 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-04 21:59:49,749 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-04 21:59:49,750 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-04 21:59:49,756 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-04 21:59:49,761 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-04 21:59:49,763 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-04 21:59:49,766 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-04 21:59:49,770 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-04 21:59:49,771 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-04 21:59:49,774 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-04 21:59:49,777 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-04 21:59:49,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-04 21:59:49,779 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-04 21:59:49,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-04 21:59:49,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-04 21:59:49,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-04 21:59:49,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-04 21:59:49,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-04 21:59:49,787 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 21:59:49,807 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-04 21:59:49,807 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-04 21:59:49,808 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-04 21:59:49,812 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-04 21:59:49,812 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-04 21:59:49,812 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-04 21:59:49,812 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-04 21:59:49,812 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-04 21:59:49,813 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-04 21:59:49,813 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-04 21:59:49,813 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-04 21:59:49,813 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-04 21:59:49,813 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-04 21:59:49,814 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-04 21:59:49,814 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-04 21:59:49,815 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-04 21:59:49,815 INFO L138 SettingsManager]: * Use SBE=true [2019-08-04 21:59:49,815 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-04 21:59:49,815 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-04 21:59:49,816 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-04 21:59:49,816 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-04 21:59:49,816 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-04 21:59:49,816 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-04 21:59:49,816 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-04 21:59:49,816 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-04 21:59:49,817 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-04 21:59:49,817 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-04 21:59:49,817 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-04 21:59:49,817 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-04 21:59:49,818 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-04 21:59:49,818 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-04 21:59:49,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-04 21:59:49,818 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-04 21:59:49,818 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-04 21:59:49,819 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-04 21:59:49,819 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-04 21:59:49,820 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-04 21:59:49,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-04 21:59:49,821 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-04 21:59:49,821 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-04 21:59:49,853 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-04 21:59:49,869 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-04 21:59:49,872 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-04 21:59:49,874 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-04 21:59:49,875 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-04 21:59:49,876 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl [2019-08-04 21:59:49,876 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl' [2019-08-04 21:59:49,916 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-04 21:59:49,918 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-04 21:59:49,919 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-04 21:59:49,919 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-04 21:59:49,919 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-04 21:59:49,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:49" (1/1) ... [2019-08-04 21:59:49,948 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:49" (1/1) ... [2019-08-04 21:59:49,957 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-04 21:59:49,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-04 21:59:49,958 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-04 21:59:49,959 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-04 21:59:49,970 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:49" (1/1) ... [2019-08-04 21:59:49,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:49" (1/1) ... [2019-08-04 21:59:49,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:49" (1/1) ... [2019-08-04 21:59:49,971 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:49" (1/1) ... [2019-08-04 21:59:49,977 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:49" (1/1) ... [2019-08-04 21:59:49,980 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:49" (1/1) ... [2019-08-04 21:59:49,981 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:49" (1/1) ... [2019-08-04 21:59:49,983 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-04 21:59:49,984 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-04 21:59:49,984 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-04 21:59:49,984 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-04 21:59:49,986 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:49" (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 21:59:50,057 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-04 21:59:50,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-04 21:59:50,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-04 21:59:50,305 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-04 21:59:50,305 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-04 21:59:50,306 INFO L202 PluginConnector]: Adding new model count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:59:50 BoogieIcfgContainer [2019-08-04 21:59:50,307 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-04 21:59:50,308 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-04 21:59:50,308 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-04 21:59:50,308 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-04 21:59:50,309 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:59:50" (1/1) ... [2019-08-04 21:59:50,340 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-04 21:59:50,476 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-04 21:59:50,504 INFO L272 AbstractInterpreter]: Visited 9 different actions 30 times. Merged at 5 different actions 14 times. Never widened. Performed 133 root evaluator evaluations with a maximum evaluation depth of 3. Performed 133 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 4 fixpoints after 2 different actions. Largest state had 0 variables. [2019-08-04 21:59:50,504 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-04 21:59:50,508 INFO L168 Benchmark]: Toolchain (without parser) took 588.32 ms. Allocated memory is still 139.5 MB. Free memory was 104.6 MB in the beginning and 84.8 MB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 7.1 GB. [2019-08-04 21:59:50,509 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-04 21:59:50,511 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.99 ms. Allocated memory is still 139.5 MB. Free memory was 104.4 MB in the beginning and 102.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. [2019-08-04 21:59:50,512 INFO L168 Benchmark]: Boogie Preprocessor took 25.01 ms. Allocated memory is still 139.5 MB. Free memory was 102.8 MB in the beginning and 101.6 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.2 MB. Max. memory is 7.1 GB. [2019-08-04 21:59:50,513 INFO L168 Benchmark]: RCFGBuilder took 323.23 ms. Allocated memory is still 139.5 MB. Free memory was 101.6 MB in the beginning and 92.5 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. [2019-08-04 21:59:50,514 INFO L168 Benchmark]: Abstract Interpretation took 196.65 ms. Allocated memory is still 139.5 MB. Free memory was 92.3 MB in the beginning and 84.8 MB in the end (delta: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 7.1 GB. [2019-08-04 21:59:50,521 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 139.5 MB. Free memory was 105.8 MB in the beginning and 105.6 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 38.99 ms. Allocated memory is still 139.5 MB. Free memory was 104.4 MB in the beginning and 102.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 25.01 ms. Allocated memory is still 139.5 MB. Free memory was 102.8 MB in the beginning and 101.6 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 323.23 ms. Allocated memory is still 139.5 MB. Free memory was 101.6 MB in the beginning and 92.5 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 196.65 ms. Allocated memory is still 139.5 MB. Free memory was 92.3 MB in the beginning and 84.8 MB in the end (delta: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 45]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L11] havoc main_#res; [L12] havoc main_#t~post0, main_~i~4; [L13] havoc main_~i~4; [L14] main_~i~4 := 0; [L17] assume !(main_~i~4 == 1000000); [L22] assume main_~i~4 <= 1000000; [L23] __VERIFIER_assert_#in~cond := 1; [L30] havoc __VERIFIER_assert_~cond; [L31] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L36] assume !(__VERIFIER_assert_~cond == 0); [L37] main_#t~post0 := main_~i~4; [L38] main_~i~4 := main_#t~post0 + 1; [L39] havoc main_#t~post0; [L17] assume !(main_~i~4 == 1000000); [L22] assume main_~i~4 <= 1000000; [L23] __VERIFIER_assert_#in~cond := 1; [L30] havoc __VERIFIER_assert_~cond; [L31] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L36] assume !(__VERIFIER_assert_~cond == 0); [L37] main_#t~post0 := main_~i~4; [L38] main_~i~4 := main_#t~post0 + 1; [L39] havoc main_#t~post0; [L17] assume !(main_~i~4 == 1000000); [L26] assume !(main_~i~4 <= 1000000); [L27] __VERIFIER_assert_#in~cond := 0; [L30] havoc __VERIFIER_assert_~cond; [L31] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L42] assume __VERIFIER_assert_~cond == 0; [L45] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...