java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/float-benchs/cast_float_ptr.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 01:10:20,805 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 01:10:20,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 01:10:20,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 01:10:20,818 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 01:10:20,819 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 01:10:20,820 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 01:10:20,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 01:10:20,824 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 01:10:20,825 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 01:10:20,826 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 01:10:20,827 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 01:10:20,827 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 01:10:20,828 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 01:10:20,829 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 01:10:20,830 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 01:10:20,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 01:10:20,832 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 01:10:20,833 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 01:10:20,835 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 01:10:20,837 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 01:10:20,838 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 01:10:20,840 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 01:10:20,840 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 01:10:20,843 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 01:10:20,843 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 01:10:20,843 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 01:10:20,844 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 01:10:20,845 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 01:10:20,845 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 01:10:20,846 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 01:10:20,846 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 01:10:20,847 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 01:10:20,848 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 01:10:20,849 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 01:10:20,849 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 01:10:20,850 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 01:10:20,850 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 01:10:20,850 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 01:10:20,851 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 01:10:20,852 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 01:10:20,853 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-08 01:10:20,868 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 01:10:20,869 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 01:10:20,870 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 01:10:20,870 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 01:10:20,870 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 01:10:20,870 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 01:10:20,871 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 01:10:20,871 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 01:10:20,871 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 01:10:20,871 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 01:10:20,871 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 01:10:20,872 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 01:10:20,872 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 01:10:20,872 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 01:10:20,872 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 01:10:20,872 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 01:10:20,872 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 01:10:20,873 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 01:10:20,873 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 01:10:20,873 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 01:10:20,873 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 01:10:20,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 01:10:20,874 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 01:10:20,874 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 01:10:20,874 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 01:10:20,874 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 01:10:20,875 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 01:10:20,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 01:10:20,875 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 01:10:20,904 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 01:10:20,916 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 01:10:20,920 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 01:10:20,921 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 01:10:20,921 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 01:10:20,922 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/cast_float_ptr.c [2019-09-08 01:10:20,982 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90de8820c/0c9c0a6af6f34646ac7f20df47e5b0e8/FLAG8c62ee4e7 [2019-09-08 01:10:21,439 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 01:10:21,441 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/cast_float_ptr.c [2019-09-08 01:10:21,448 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90de8820c/0c9c0a6af6f34646ac7f20df47e5b0e8/FLAG8c62ee4e7 [2019-09-08 01:10:21,826 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90de8820c/0c9c0a6af6f34646ac7f20df47e5b0e8 [2019-09-08 01:10:21,836 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 01:10:21,838 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 01:10:21,839 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 01:10:21,839 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 01:10:21,842 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 01:10:21,843 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 01:10:21" (1/1) ... [2019-09-08 01:10:21,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@187ca111 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:10:21, skipping insertion in model container [2019-09-08 01:10:21,846 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 01:10:21" (1/1) ... [2019-09-08 01:10:21,852 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 01:10:21,867 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 01:10:22,043 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 01:10:22,062 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 01:10:22,080 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 01:10:22,096 INFO L192 MainTranslator]: Completed translation [2019-09-08 01:10:22,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:10:22 WrapperNode [2019-09-08 01:10:22,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 01:10:22,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 01:10:22,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 01:10:22,098 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 01:10:22,212 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:10:22" (1/1) ... [2019-09-08 01:10:22,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:10:22" (1/1) ... [2019-09-08 01:10:22,222 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:10:22" (1/1) ... [2019-09-08 01:10:22,222 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:10:22" (1/1) ... [2019-09-08 01:10:22,231 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:10:22" (1/1) ... [2019-09-08 01:10:22,234 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:10:22" (1/1) ... [2019-09-08 01:10:22,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:10:22" (1/1) ... [2019-09-08 01:10:22,240 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 01:10:22,241 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 01:10:22,241 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 01:10:22,241 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 01:10:22,242 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:10:22" (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 [2019-09-08 01:10:22,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 01:10:22,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 01:10:22,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-08 01:10:22,300 INFO L138 BoogieDeclarations]: Found implementation of procedure cast [2019-09-08 01:10:22,300 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 01:10:22,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 01:10:22,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2019-09-08 01:10:22,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-08 01:10:22,300 INFO L130 BoogieDeclarations]: Found specification of procedure cast [2019-09-08 01:10:22,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 01:10:22,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-08 01:10:22,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 01:10:22,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 01:10:22,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 01:10:22,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-08 01:10:22,301 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 01:10:22,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 01:10:22,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 01:10:22,568 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 01:10:22,568 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-08 01:10:22,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 01:10:22 BoogieIcfgContainer [2019-09-08 01:10:22,571 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 01:10:22,572 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 01:10:22,572 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 01:10:22,576 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 01:10:22,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 01:10:21" (1/3) ... [2019-09-08 01:10:22,577 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6627835a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 01:10:22, skipping insertion in model container [2019-09-08 01:10:22,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:10:22" (2/3) ... [2019-09-08 01:10:22,578 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6627835a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 01:10:22, skipping insertion in model container [2019-09-08 01:10:22,578 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 01:10:22" (3/3) ... [2019-09-08 01:10:22,581 INFO L109 eAbstractionObserver]: Analyzing ICFG cast_float_ptr.c [2019-09-08 01:10:22,593 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 01:10:22,603 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 01:10:22,622 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 01:10:22,655 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 01:10:22,655 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 01:10:22,656 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 01:10:22,656 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 01:10:22,656 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 01:10:22,656 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 01:10:22,656 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 01:10:22,657 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 01:10:22,657 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 01:10:22,675 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states. [2019-09-08 01:10:22,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-09-08 01:10:22,682 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 01:10:22,683 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 01:10:22,685 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 01:10:22,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 01:10:22,690 INFO L82 PathProgramCache]: Analyzing trace with hash -1713573888, now seen corresponding path program 1 times [2019-09-08 01:10:22,692 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 01:10:22,693 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 01:10:22,746 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:10:22,746 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 01:10:22,746 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:10:22,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 01:10:22,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 01:10:22,901 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-09-08 01:10:22,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 01:10:22 BoogieIcfgContainer [2019-09-08 01:10:22,927 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-08 01:10:22,930 INFO L168 Benchmark]: Toolchain (without parser) took 1091.07 ms. Allocated memory was 136.8 MB in the beginning and 203.4 MB in the end (delta: 66.6 MB). Free memory was 92.0 MB in the beginning and 146.9 MB in the end (delta: -54.9 MB). Peak memory consumption was 11.7 MB. Max. memory is 7.1 GB. [2019-09-08 01:10:22,931 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 136.8 MB. Free memory was 110.1 MB in the beginning and 109.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-08 01:10:22,933 INFO L168 Benchmark]: CACSL2BoogieTranslator took 258.13 ms. Allocated memory is still 136.8 MB. Free memory was 91.8 MB in the beginning and 81.8 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-09-08 01:10:22,934 INFO L168 Benchmark]: Boogie Preprocessor took 142.81 ms. Allocated memory was 136.8 MB in the beginning and 203.4 MB in the end (delta: 66.6 MB). Free memory was 81.8 MB in the beginning and 179.6 MB in the end (delta: -97.9 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. [2019-09-08 01:10:22,935 INFO L168 Benchmark]: RCFGBuilder took 330.14 ms. Allocated memory is still 203.4 MB. Free memory was 179.1 MB in the beginning and 163.2 MB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. [2019-09-08 01:10:22,936 INFO L168 Benchmark]: TraceAbstraction took 355.07 ms. Allocated memory is still 203.4 MB. Free memory was 162.6 MB in the beginning and 146.9 MB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. [2019-09-08 01:10:22,940 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 136.8 MB. Free memory was 110.1 MB in the beginning and 109.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 258.13 ms. Allocated memory is still 136.8 MB. Free memory was 91.8 MB in the beginning and 81.8 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 142.81 ms. Allocated memory was 136.8 MB in the beginning and 203.4 MB in the end (delta: 66.6 MB). Free memory was 81.8 MB in the beginning and 179.6 MB in the end (delta: -97.9 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 330.14 ms. Allocated memory is still 203.4 MB. Free memory was 179.1 MB in the beginning and 163.2 MB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 355.07 ms. Allocated memory is still 203.4 MB. Free memory was 162.6 MB in the beginning and 146.9 MB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 3]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 23, overapproximation of bitwiseAnd at line 11. Possible FailurePath: [L32] double a; [L33] float r; [L35] a = __VERIFIER_nondet_double() [L36] CALL cast(a) VAL [\old(d)=3758096386] [L8] double dmax; [L9] float f; [L11] EXPR \read(d) VAL [\old(d)=3758096386, \read(d)=3758096389, d={-1:0}, dmax={2:0}, f={-2:0}] [L11] COND FALSE !((((*(unsigned*)&d) & 0x7FF00000) >> 20) == 2047) [L13] ((unsigned*)&dmax)[0] = 0x47efffff [L14] ((unsigned*)&dmax)[1] = 0xe0000000 [L16] EXPR \read(d) [L16] EXPR \read(dmax) VAL [\old(d)=3758096386, \read(d)=3758096386, \read(dmax)=3758096387, d={-1:0}, dmax={2:0}, f={-2:0}] [L16] COND FALSE !(d > dmax) [L19] EXPR \read(d) [L19] EXPR \read(dmax) VAL [\old(d)=3758096386, \read(d)=3758096386, \read(dmax)=3758096387, d={-1:0}, dmax={2:0}, f={-2:0}] [L19] COND FALSE !(-d > dmax) [L23] EXPR \read(d) [L23] EXPR d >= -3.41e38 && d <= 3.41e38 [L23] EXPR \read(d) [L23] EXPR d >= -3.41e38 && d <= 3.41e38 VAL [\old(d)=3758096386, \read(d)=3758096386, \read(d)=3758096386, d={-1:0}, dmax={2:0}, f={-2:0}] [L23] CALL __VERIFIER_assert(d >= -3.41e38 && d <= 3.41e38) VAL [\old(cond)=0] [L3] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L3] __VERIFIER_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 28 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=28occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...