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/floats-cbmc-regression/float12.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 01:09:47,614 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 01:09:47,616 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 01:09:47,628 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 01:09:47,628 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 01:09:47,629 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 01:09:47,630 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 01:09:47,632 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 01:09:47,634 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 01:09:47,635 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 01:09:47,636 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 01:09:47,637 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 01:09:47,637 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 01:09:47,638 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 01:09:47,639 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 01:09:47,640 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 01:09:47,641 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 01:09:47,642 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 01:09:47,644 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 01:09:47,646 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 01:09:47,647 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 01:09:47,648 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 01:09:47,649 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 01:09:47,650 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 01:09:47,652 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 01:09:47,653 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 01:09:47,653 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 01:09:47,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 01:09:47,654 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 01:09:47,655 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 01:09:47,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 01:09:47,656 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 01:09:47,657 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 01:09:47,658 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 01:09:47,659 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 01:09:47,659 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 01:09:47,660 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 01:09:47,660 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 01:09:47,660 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 01:09:47,661 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 01:09:47,662 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 01:09:47,662 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 01:09:47,677 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 01:09:47,677 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 01:09:47,678 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 01:09:47,679 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 01:09:47,679 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 01:09:47,679 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 01:09:47,679 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 01:09:47,679 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 01:09:47,680 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 01:09:47,680 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 01:09:47,680 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 01:09:47,680 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 01:09:47,680 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 01:09:47,681 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 01:09:47,681 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 01:09:47,681 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 01:09:47,681 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 01:09:47,681 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 01:09:47,682 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 01:09:47,682 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 01:09:47,682 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 01:09:47,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 01:09:47,682 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 01:09:47,683 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 01:09:47,683 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 01:09:47,683 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 01:09:47,683 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 01:09:47,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 01:09:47,683 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 01:09:47,712 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 01:09:47,722 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 01:09:47,726 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 01:09:47,727 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 01:09:47,728 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 01:09:47,728 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float12.c [2019-09-08 01:09:47,787 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/089565d5c/38593ebc3a1d4f7e871bf028e4e408a5/FLAG7a2072026 [2019-09-08 01:09:48,231 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 01:09:48,232 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float12.c [2019-09-08 01:09:48,243 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/089565d5c/38593ebc3a1d4f7e871bf028e4e408a5/FLAG7a2072026 [2019-09-08 01:09:48,606 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/089565d5c/38593ebc3a1d4f7e871bf028e4e408a5 [2019-09-08 01:09:48,616 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 01:09:48,617 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 01:09:48,619 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 01:09:48,619 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 01:09:48,623 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 01:09:48,624 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 01:09:48" (1/1) ... [2019-09-08 01:09:48,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c6ac20b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:48, skipping insertion in model container [2019-09-08 01:09:48,627 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 01:09:48" (1/1) ... [2019-09-08 01:09:48,634 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 01:09:48,650 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 01:09:48,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 01:09:48,816 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 01:09:48,835 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 01:09:48,851 INFO L192 MainTranslator]: Completed translation [2019-09-08 01:09:48,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:48 WrapperNode [2019-09-08 01:09:48,851 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 01:09:48,852 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 01:09:48,852 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 01:09:48,852 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 01:09:48,865 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:48" (1/1) ... [2019-09-08 01:09:48,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:48" (1/1) ... [2019-09-08 01:09:48,955 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:48" (1/1) ... [2019-09-08 01:09:48,956 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:48" (1/1) ... [2019-09-08 01:09:48,960 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:48" (1/1) ... [2019-09-08 01:09:48,962 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:48" (1/1) ... [2019-09-08 01:09:48,963 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:48" (1/1) ... [2019-09-08 01:09:48,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 01:09:48,965 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 01:09:48,965 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 01:09:48,965 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 01:09:48,966 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:48" (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 01:09:49,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 01:09:49,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 01:09:49,011 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 01:09:49,011 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 01:09:49,011 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-09-08 01:09:49,011 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-08 01:09:49,011 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 01:09:49,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 01:09:49,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 01:09:49,141 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 01:09:49,142 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-08 01:09:49,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 01:09:49 BoogieIcfgContainer [2019-09-08 01:09:49,143 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 01:09:49,144 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 01:09:49,144 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 01:09:49,147 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 01:09:49,147 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 01:09:48" (1/3) ... [2019-09-08 01:09:49,148 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1701c8f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 01:09:49, skipping insertion in model container [2019-09-08 01:09:49,148 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:48" (2/3) ... [2019-09-08 01:09:49,149 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1701c8f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 01:09:49, skipping insertion in model container [2019-09-08 01:09:49,149 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 01:09:49" (3/3) ... [2019-09-08 01:09:49,150 INFO L109 eAbstractionObserver]: Analyzing ICFG float12.c [2019-09-08 01:09:49,159 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 01:09:49,165 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 01:09:49,177 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 01:09:49,203 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 01:09:49,204 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 01:09:49,204 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 01:09:49,204 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 01:09:49,205 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 01:09:49,205 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 01:09:49,206 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 01:09:49,206 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 01:09:49,206 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 01:09:49,226 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states. [2019-09-08 01:09:49,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-09-08 01:09:49,230 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 01:09:49,231 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 01:09:49,233 INFO L418 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 01:09:49,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 01:09:49,238 INFO L82 PathProgramCache]: Analyzing trace with hash -689330286, now seen corresponding path program 1 times [2019-09-08 01:09:49,240 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 01:09:49,240 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 01:09:49,278 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:09:49,279 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 01:09:49,279 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:09:49,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 01:09:49,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 01:09:49,326 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-09-08 01:09:49,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 01:09:49 BoogieIcfgContainer [2019-09-08 01:09:49,348 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-08 01:09:49,351 INFO L168 Benchmark]: Toolchain (without parser) took 732.71 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 89.7 MB in the beginning and 154.1 MB in the end (delta: -64.4 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-09-08 01:09:49,352 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 132.6 MB. Free memory was 107.2 MB in the beginning and 107.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-08 01:09:49,353 INFO L168 Benchmark]: CACSL2BoogieTranslator took 232.60 ms. Allocated memory is still 132.6 MB. Free memory was 89.5 MB in the beginning and 80.5 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-09-08 01:09:49,354 INFO L168 Benchmark]: Boogie Preprocessor took 112.41 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 80.5 MB in the beginning and 176.9 MB in the end (delta: -96.4 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. [2019-09-08 01:09:49,355 INFO L168 Benchmark]: RCFGBuilder took 178.36 ms. Allocated memory is still 199.2 MB. Free memory was 176.9 MB in the beginning and 166.7 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2019-09-08 01:09:49,356 INFO L168 Benchmark]: TraceAbstraction took 204.26 ms. Allocated memory is still 199.2 MB. Free memory was 166.7 MB in the beginning and 154.1 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 7.1 GB. [2019-09-08 01:09:49,360 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 132.6 MB. Free memory was 107.2 MB in the beginning and 107.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 232.60 ms. Allocated memory is still 132.6 MB. Free memory was 89.5 MB in the beginning and 80.5 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 112.41 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 80.5 MB in the beginning and 176.9 MB in the end (delta: -96.4 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 178.36 ms. Allocated memory is still 199.2 MB. Free memory was 176.9 MB in the beginning and 166.7 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 204.26 ms. Allocated memory is still 199.2 MB. Free memory was 166.7 MB in the beginning and 154.1 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 13]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 12, overapproximation of someBinaryDOUBLEComparisonOperation at line 13. Possible FailurePath: [L6] float f = __VERIFIER_nondet_float(); [L7] double d; [L8] unsigned char x = __VERIFIER_nondet_uchar(); [L10] d=f VAL [d=0, f=0, x=1] [L12] COND TRUE f==x VAL [d=0, f=0, x=1] [L13] COND TRUE !(d==x) VAL [d=0, f=0, x=1] [L13] __VERIFIER_error() VAL [d=0, f=0, x=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. UNSAFE Result, 0.1s 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=13occurred 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, 8 NumberOfCodeBlocks, 8 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...