java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/loop-lit/bhmr2007.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-c6af20d [2019-09-03 21:26:41,545 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-03 21:26:41,547 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-03 21:26:41,559 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-09-03 21:26:41,569 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-03 21:26:41,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-03 21:26:41,571 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-03 21:26:41,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-03 21:26:41,573 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-03 21:26:41,574 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-03 21:26:41,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-03 21:26:41,578 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-03 21:26:41,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-03 21:26:41,581 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-03 21:26:41,583 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-03 21:26:41,583 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-03 21:26:41,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-03 21:26:41,601 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-03 21:26:41,618 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-03 21:26:41,618 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-03 21:26:41,618 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-03 21:26:41,619 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-03 21:26:41,619 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-03 21:26:41,620 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-03 21:26:41,620 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-03 21:26:41,620 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-03 21:26:41,620 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-03 21:26:41,620 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-03 21:26:41,621 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-03 21:26:41,621 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-03 21:26:41,621 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-03 21:26:41,622 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-03 21:26:41,622 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-03 21:26:41,622 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-03 21:26:41,622 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-03 21:26:41,622 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-03 21:26:41,623 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-03 21:26:41,623 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-03 21:26:41,623 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-03 21:26:41,623 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-03 21:26:41,623 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-03 21:26:41,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-03 21:26:41,624 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-03 21:26:41,624 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-03 21:26:41,624 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-03 21:26:41,625 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-03 21:26:41,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-03 21:26:41,625 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-03 21:26:41,659 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-03 21:26:41,670 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-03 21:26:41,673 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-03 21:26:41,674 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-03 21:26:41,674 INFO L275 PluginConnector]: CDTParser initialized [2019-09-03 21:26:41,675 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-lit/bhmr2007.i [2019-09-03 21:26:41,736 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/090f84932/aa6af3160e5447d1a557a50f3fa18086/FLAGdd3816222 [2019-09-03 21:26:42,126 INFO L306 CDTParser]: Found 1 translation units. [2019-09-03 21:26:42,126 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/bhmr2007.i [2019-09-03 21:26:42,134 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/090f84932/aa6af3160e5447d1a557a50f3fa18086/FLAGdd3816222 [2019-09-03 21:26:42,482 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/090f84932/aa6af3160e5447d1a557a50f3fa18086 [2019-09-03 21:26:42,491 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-03 21:26:42,493 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-03 21:26:42,494 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-03 21:26:42,494 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-03 21:26:42,503 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-03 21:26:42,504 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.09 09:26:42" (1/1) ... [2019-09-03 21:26:42,507 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b3ba2bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:26:42, skipping insertion in model container [2019-09-03 21:26:42,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.09 09:26:42" (1/1) ... [2019-09-03 21:26:42,515 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-03 21:26:42,535 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-03 21:26:42,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-03 21:26:42,682 INFO L188 MainTranslator]: Completed pre-run [2019-09-03 21:26:42,698 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-03 21:26:42,713 INFO L192 MainTranslator]: Completed translation [2019-09-03 21:26:42,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:26:42 WrapperNode [2019-09-03 21:26:42,713 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-03 21:26:42,714 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-03 21:26:42,714 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-03 21:26:42,714 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-03 21:26:42,726 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:26:42" (1/1) ... [2019-09-03 21:26:42,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:26:42" (1/1) ... [2019-09-03 21:26:42,732 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:26:42" (1/1) ... [2019-09-03 21:26:42,733 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:26:42" (1/1) ... [2019-09-03 21:26:42,737 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:26:42" (1/1) ... [2019-09-03 21:26:42,743 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:26:42" (1/1) ... [2019-09-03 21:26:42,744 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:26:42" (1/1) ... [2019-09-03 21:26:42,746 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-03 21:26:42,746 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-03 21:26:42,746 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-03 21:26:42,747 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-03 21:26:42,747 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:26:42" (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 [2019-09-03 21:26:42,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-03 21:26:42,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-03 21:26:42,905 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-03 21:26:42,905 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-03 21:26:42,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-03 21:26:42,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-03 21:26:42,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-03 21:26:42,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-03 21:26:42,907 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-03 21:26:42,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-03 21:26:42,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-03 21:26:43,160 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-03 21:26:43,160 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-03 21:26:43,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.09 09:26:43 BoogieIcfgContainer [2019-09-03 21:26:43,162 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-03 21:26:43,162 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-03 21:26:43,164 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-03 21:26:43,165 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-03 21:26:43,166 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.09 09:26:43" (1/1) ... [2019-09-03 21:26:43,205 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-03 21:26:43,558 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-03 21:26:43,581 INFO L272 AbstractInterpreter]: Visited 25 different actions 172 times. Merged at 8 different actions 67 times. Widened at 1 different actions 6 times. Performed 283 root evaluator evaluations with a maximum evaluation depth of 7. Performed 283 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 19 fixpoints after 2 different actions. Largest state had 7 variables. [2019-09-03 21:26:43,582 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-03 21:26:43,587 INFO L168 Benchmark]: Toolchain (without parser) took 1091.05 ms. Allocated memory was 140.5 MB in the beginning and 201.9 MB in the end (delta: 61.3 MB). Free memory was 88.7 MB in the beginning and 149.5 MB in the end (delta: -60.9 MB). Peak memory consumption was 491.6 kB. Max. memory is 7.1 GB. [2019-09-03 21:26:43,588 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 140.5 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-03 21:26:43,590 INFO L168 Benchmark]: CACSL2BoogieTranslator took 219.56 ms. Allocated memory is still 140.5 MB. Free memory was 88.4 MB in the beginning and 79.2 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-09-03 21:26:43,593 INFO L168 Benchmark]: Boogie Preprocessor took 31.57 ms. Allocated memory is still 140.5 MB. Free memory was 79.2 MB in the beginning and 77.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. [2019-09-03 21:26:43,595 INFO L168 Benchmark]: RCFGBuilder took 415.59 ms. Allocated memory was 140.5 MB in the beginning and 201.9 MB in the end (delta: 61.3 MB). Free memory was 77.6 MB in the beginning and 168.8 MB in the end (delta: -91.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-09-03 21:26:43,596 INFO L168 Benchmark]: Abstract Interpretation took 419.50 ms. Allocated memory is still 201.9 MB. Free memory was 168.8 MB in the beginning and 149.5 MB in the end (delta: 19.3 MB). Peak memory consumption was 19.3 MB. Max. memory is 7.1 GB. [2019-09-03 21:26:43,608 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 140.5 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 219.56 ms. Allocated memory is still 140.5 MB. Free memory was 88.4 MB in the beginning and 79.2 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 31.57 ms. Allocated memory is still 140.5 MB. Free memory was 79.2 MB in the beginning and 77.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 415.59 ms. Allocated memory was 140.5 MB in the beginning and 201.9 MB in the end (delta: 61.3 MB). Free memory was 77.6 MB in the beginning and 168.8 MB in the end (delta: -91.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 419.50 ms. Allocated memory is still 201.9 MB. Free memory was 168.8 MB in the beginning and 149.5 MB in the end (delta: 19.3 MB). Peak memory consumption was 19.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 5]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L11] int i, n, a, b; [L12] i = 0 [L12] a = 0 [L12] b = 0 [L12] n = __VERIFIER_nondet_int() [L13] COND FALSE !(!(n >= 0 && n <= 1000000)) [L14] COND FALSE !(i < n) [L24] CALL __VERIFIER_assert(a + b == 3*n) [L4] COND TRUE !(cond) [L5] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...