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/float-no-simp7.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 01:09:39,243 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 01:09:39,245 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 01:09:39,258 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 01:09:39,258 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 01:09:39,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 01:09:39,260 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 01:09:39,262 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 01:09:39,264 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 01:09:39,265 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 01:09:39,266 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 01:09:39,267 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 01:09:39,268 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 01:09:39,269 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 01:09:39,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 01:09:39,271 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 01:09:39,272 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 01:09:39,273 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 01:09:39,278 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 01:09:39,284 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 01:09:39,289 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 01:09:39,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 01:09:39,291 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 01:09:39,292 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 01:09:39,298 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 01:09:39,300 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 01:09:39,300 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 01:09:39,301 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 01:09:39,302 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 01:09:39,304 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 01:09:39,304 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 01:09:39,307 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 01:09:39,309 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 01:09:39,309 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 01:09:39,310 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 01:09:39,311 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 01:09:39,311 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 01:09:39,312 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 01:09:39,312 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 01:09:39,315 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 01:09:39,316 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 01:09:39,318 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 01:09:39,349 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 01:09:39,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 01:09:39,350 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 01:09:39,351 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 01:09:39,351 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 01:09:39,351 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 01:09:39,351 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 01:09:39,352 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 01:09:39,352 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 01:09:39,352 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 01:09:39,352 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 01:09:39,352 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 01:09:39,352 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 01:09:39,353 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 01:09:39,353 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 01:09:39,353 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 01:09:39,353 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 01:09:39,353 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 01:09:39,354 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 01:09:39,354 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 01:09:39,354 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 01:09:39,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 01:09:39,355 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 01:09:39,356 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 01:09:39,356 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 01:09:39,356 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 01:09:39,356 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 01:09:39,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 01:09:39,357 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 01:09:39,392 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 01:09:39,405 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 01:09:39,409 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 01:09:39,410 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 01:09:39,410 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 01:09:39,411 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float-no-simp7.c [2019-09-08 01:09:39,494 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3184eebb/e2d3c6516aee43149238b48fa1bb8686/FLAGdbd6e4bfa [2019-09-08 01:09:40,023 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 01:09:40,024 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-no-simp7.c [2019-09-08 01:09:40,032 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3184eebb/e2d3c6516aee43149238b48fa1bb8686/FLAGdbd6e4bfa [2019-09-08 01:09:40,406 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3184eebb/e2d3c6516aee43149238b48fa1bb8686 [2019-09-08 01:09:40,421 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 01:09:40,423 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 01:09:40,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 01:09:40,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 01:09:40,429 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 01:09:40,430 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 01:09:40" (1/1) ... [2019-09-08 01:09:40,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@220bd44c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:40, skipping insertion in model container [2019-09-08 01:09:40,434 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 01:09:40" (1/1) ... [2019-09-08 01:09:40,442 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 01:09:40,462 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 01:09:40,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 01:09:40,677 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 01:09:40,702 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 01:09:40,821 INFO L192 MainTranslator]: Completed translation [2019-09-08 01:09:40,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:40 WrapperNode [2019-09-08 01:09:40,822 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 01:09:40,823 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 01:09:40,823 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 01:09:40,823 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 01:09:40,836 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:40" (1/1) ... [2019-09-08 01:09:40,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:40" (1/1) ... [2019-09-08 01:09:40,841 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:40" (1/1) ... [2019-09-08 01:09:40,842 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:40" (1/1) ... [2019-09-08 01:09:40,850 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:40" (1/1) ... [2019-09-08 01:09:40,852 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:40" (1/1) ... [2019-09-08 01:09:40,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:40" (1/1) ... [2019-09-08 01:09:40,854 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 01:09:40,854 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 01:09:40,854 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 01:09:40,854 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 01:09:40,855 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:40" (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 01:09:40,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 01:09:40,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 01:09:40,907 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 01:09:40,907 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 01:09:40,907 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 01:09:40,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 01:09:40,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 01:09:41,050 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 01:09:41,051 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-08 01:09:41,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 01:09:41 BoogieIcfgContainer [2019-09-08 01:09:41,056 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 01:09:41,058 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 01:09:41,058 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 01:09:41,061 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 01:09:41,062 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 01:09:40" (1/3) ... [2019-09-08 01:09:41,063 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49f1cab4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 01:09:41, skipping insertion in model container [2019-09-08 01:09:41,063 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:40" (2/3) ... [2019-09-08 01:09:41,063 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49f1cab4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 01:09:41, skipping insertion in model container [2019-09-08 01:09:41,063 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 01:09:41" (3/3) ... [2019-09-08 01:09:41,065 INFO L109 eAbstractionObserver]: Analyzing ICFG float-no-simp7.c [2019-09-08 01:09:41,074 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 01:09:41,084 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 01:09:41,106 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 01:09:41,141 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 01:09:41,142 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 01:09:41,142 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 01:09:41,142 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 01:09:41,142 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 01:09:41,142 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 01:09:41,142 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 01:09:41,143 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 01:09:41,143 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 01:09:41,165 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states. [2019-09-08 01:09:41,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-09-08 01:09:41,172 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 01:09:41,173 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-09-08 01:09:41,175 INFO L418 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 01:09:41,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 01:09:41,181 INFO L82 PathProgramCache]: Analyzing trace with hash -2109216782, now seen corresponding path program 1 times [2019-09-08 01:09:41,184 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 01:09:41,184 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 01:09:41,225 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:09:41,226 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 01:09:41,226 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:09:41,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 01:09:41,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 01:09:41,286 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-09-08 01:09:41,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 01:09:41 BoogieIcfgContainer [2019-09-08 01:09:41,306 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-08 01:09:41,309 INFO L168 Benchmark]: Toolchain (without parser) took 884.79 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 85.9 MB in the beginning and 155.1 MB in the end (delta: -69.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-08 01:09:41,310 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-08 01:09:41,311 INFO L168 Benchmark]: CACSL2BoogieTranslator took 397.96 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 85.6 MB in the beginning and 179.0 MB in the end (delta: -93.4 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. [2019-09-08 01:09:41,313 INFO L168 Benchmark]: Boogie Preprocessor took 30.99 ms. Allocated memory is still 200.3 MB. Free memory was 179.0 MB in the beginning and 177.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-09-08 01:09:41,314 INFO L168 Benchmark]: RCFGBuilder took 202.33 ms. Allocated memory is still 200.3 MB. Free memory was 177.3 MB in the beginning and 167.5 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-09-08 01:09:41,315 INFO L168 Benchmark]: TraceAbstraction took 248.12 ms. Allocated memory is still 200.3 MB. Free memory was 167.5 MB in the beginning and 155.1 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 7.1 GB. [2019-09-08 01:09:41,320 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 140.0 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 397.96 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 85.6 MB in the beginning and 179.0 MB in the end (delta: -93.4 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 30.99 ms. Allocated memory is still 200.3 MB. Free memory was 179.0 MB in the beginning and 177.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 202.33 ms. Allocated memory is still 200.3 MB. Free memory was 177.3 MB in the beginning and 167.5 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 248.12 ms. Allocated memory is still 200.3 MB. Free memory was 167.5 MB in the beginning and 155.1 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 10]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 10, overapproximation of someBinaryArithmeticFLOAToperation at line 8, overapproximation of someUnaryFLOAToperation at line 5. Possible FailurePath: [L4] float f = 0x1.9e0c22p-101f; [L5] float g = -0x1.3c9014p-50f; [L6] float target = -0x1p-149f; [L8] float result = f * g; VAL [\old(argc)=2, argc=2, argv={1:0}, argv={1:0}, f=13567505/21267647932558653966460912964485513216] [L10] COND TRUE !(result == target) VAL [\old(argc)=2, argc=2, argv={1:0}, argv={1:0}, f=13567505/21267647932558653966460912964485513216] [L10] __VERIFIER_error() VAL [\old(argc)=2, argc=2, argv={1:0}, argv={1:0}, f=13567505/21267647932558653966460912964485513216] - 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, 7 NumberOfCodeBlocks, 7 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...