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/float-benchs/cast_float_union.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 16:03:26,611 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 16:03:26,613 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 16:03:26,625 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 16:03:26,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 16:03:26,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 16:03:26,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 16:03:26,629 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 16:03:26,631 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 16:03:26,632 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 16:03:26,633 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 16:03:26,634 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 16:03:26,634 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 16:03:26,635 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 16:03:26,636 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 16:03:26,637 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 16:03:26,638 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 16:03:26,639 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 16:03:26,640 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 16:03:26,642 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 16:03:26,644 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 16:03:26,645 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 16:03:26,646 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 16:03:26,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 16:03:26,650 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 16:03:26,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 16:03:26,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 16:03:26,654 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 16:03:26,655 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 16:03:26,656 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 16:03:26,657 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 16:03:26,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 16:03:26,658 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 16:03:26,658 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 16:03:26,659 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 16:03:26,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 16:03:26,660 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 [2019-09-11 16:03:26,675 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 16:03:26,676 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 16:03:26,676 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 16:03:26,676 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 16:03:26,677 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 16:03:26,677 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 16:03:26,677 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 16:03:26,677 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 16:03:26,678 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 16:03:26,678 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 16:03:26,679 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 16:03:26,679 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 16:03:26,679 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 16:03:26,679 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 16:03:26,679 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 16:03:26,680 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 16:03:26,680 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 16:03:26,680 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 16:03:26,680 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 16:03:26,680 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 16:03:26,681 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 16:03:26,681 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 16:03:26,681 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 16:03:26,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 16:03:26,681 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 16:03:26,682 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 16:03:26,682 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 16:03:26,682 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 16:03:26,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 16:03:26,682 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 16:03:26,711 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 16:03:26,724 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 16:03:26,728 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 16:03:26,729 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 16:03:26,731 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 16:03:26,732 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/cast_float_union.c [2019-09-11 16:03:26,798 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fc9d692b/cb06e1a8f0fa452bbea11e7e0dda2794/FLAG7b7b8926c [2019-09-11 16:03:27,282 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 16:03:27,282 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/cast_float_union.c [2019-09-11 16:03:27,287 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fc9d692b/cb06e1a8f0fa452bbea11e7e0dda2794/FLAG7b7b8926c [2019-09-11 16:03:27,702 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fc9d692b/cb06e1a8f0fa452bbea11e7e0dda2794 [2019-09-11 16:03:27,710 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 16:03:27,712 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 16:03:27,713 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 16:03:27,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 16:03:27,718 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 16:03:27,719 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:03:27" (1/1) ... [2019-09-11 16:03:27,722 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f6b865 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:03:27, skipping insertion in model container [2019-09-11 16:03:27,722 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:03:27" (1/1) ... [2019-09-11 16:03:27,729 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 16:03:27,745 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 16:03:27,932 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:03:27,936 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 16:03:27,957 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:03:28,083 INFO L192 MainTranslator]: Completed translation [2019-09-11 16:03:28,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:03:28 WrapperNode [2019-09-11 16:03:28,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 16:03:28,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 16:03:28,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 16:03:28,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 16:03:28,096 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:03:28" (1/1) ... [2019-09-11 16:03:28,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:03:28" (1/1) ... [2019-09-11 16:03:28,105 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:03:28" (1/1) ... [2019-09-11 16:03:28,105 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:03:28" (1/1) ... [2019-09-11 16:03:28,118 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:03:28" (1/1) ... [2019-09-11 16:03:28,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:03:28" (1/1) ... [2019-09-11 16:03:28,122 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:03:28" (1/1) ... [2019-09-11 16:03:28,124 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 16:03:28,125 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 16:03:28,125 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 16:03:28,125 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 16:03:28,126 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:03:28" (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 [2019-09-11 16:03:28,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 16:03:28,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 16:03:28,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-11 16:03:28,185 INFO L138 BoogieDeclarations]: Found implementation of procedure cast [2019-09-11 16:03:28,185 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 16:03:28,186 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 16:03:28,186 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2019-09-11 16:03:28,186 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 16:03:28,186 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-11 16:03:28,186 INFO L130 BoogieDeclarations]: Found specification of procedure cast [2019-09-11 16:03:28,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-11 16:03:28,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-11 16:03:28,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-11 16:03:28,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-11 16:03:28,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-11 16:03:28,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-11 16:03:28,189 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 16:03:28,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 16:03:28,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 16:03:28,424 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 16:03:28,425 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 16:03:28,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:03:28 BoogieIcfgContainer [2019-09-11 16:03:28,426 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 16:03:28,427 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 16:03:28,427 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 16:03:28,427 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 16:03:28,428 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:03:28" (1/1) ... [2019-09-11 16:03:28,478 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 16:03:28,567 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-11 16:03:28,572 INFO L272 AbstractInterpreter]: Visited 8 different actions 8 times. Never merged. Never widened. Performed 27 root evaluator evaluations with a maximum evaluation depth of 0. Performed 27 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 29 variables. [2019-09-11 16:03:28,573 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 16:03:28,576 INFO L168 Benchmark]: Toolchain (without parser) took 862.84 ms. Allocated memory was 142.6 MB in the beginning and 201.3 MB in the end (delta: 58.7 MB). Free memory was 90.6 MB in the beginning and 156.0 MB in the end (delta: -65.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-11 16:03:28,578 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 142.6 MB. Free memory was 109.0 MB in the beginning and 108.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 16:03:28,579 INFO L168 Benchmark]: CACSL2BoogieTranslator took 370.88 ms. Allocated memory was 142.6 MB in the beginning and 201.3 MB in the end (delta: 58.7 MB). Free memory was 90.4 MB in the beginning and 179.4 MB in the end (delta: -88.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. [2019-09-11 16:03:28,580 INFO L168 Benchmark]: Boogie Preprocessor took 40.35 ms. Allocated memory is still 201.3 MB. Free memory was 179.4 MB in the beginning and 177.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-09-11 16:03:28,582 INFO L168 Benchmark]: RCFGBuilder took 301.67 ms. Allocated memory is still 201.3 MB. Free memory was 176.7 MB in the beginning and 161.5 MB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 7.1 GB. [2019-09-11 16:03:28,583 INFO L168 Benchmark]: Abstract Interpretation took 145.83 ms. Allocated memory is still 201.3 MB. Free memory was 161.5 MB in the beginning and 156.0 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2019-09-11 16:03:28,589 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 142.6 MB. Free memory was 109.0 MB in the beginning and 108.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 370.88 ms. Allocated memory was 142.6 MB in the beginning and 201.3 MB in the end (delta: 58.7 MB). Free memory was 90.4 MB in the beginning and 179.4 MB in the end (delta: -88.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.35 ms. Allocated memory is still 201.3 MB. Free memory was 179.4 MB in the beginning and 177.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 301.67 ms. Allocated memory is still 201.3 MB. Free memory was 176.7 MB in the beginning and 161.5 MB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 145.83 ms. Allocated memory is still 201.3 MB. Free memory was 161.5 MB in the beginning and 156.0 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - PositiveResult [Line: 8]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location RESULT: Ultimate proved your program to be correct! Received shutdown request...