/usr/bin/java -ea -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/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/floats-cbmc-regression/float6.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-18 00:12:52,028 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-18 00:12:52,031 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-18 00:12:52,042 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-18 00:12:52,043 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-18 00:12:52,044 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-18 00:12:52,045 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-18 00:12:52,047 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-18 00:12:52,048 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-18 00:12:52,049 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-18 00:12:52,050 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-18 00:12:52,051 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-18 00:12:52,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-18 00:12:52,052 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-18 00:12:52,053 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-18 00:12:52,054 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-18 00:12:52,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-18 00:12:52,056 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-18 00:12:52,058 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-18 00:12:52,059 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-18 00:12:52,061 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-18 00:12:52,062 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-18 00:12:52,063 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-18 00:12:52,063 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-18 00:12:52,065 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-18 00:12:52,068 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-18 00:12:52,069 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-18 00:12:52,070 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-18 00:12:52,070 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-18 00:12:52,071 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-18 00:12:52,071 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-18 00:12:52,072 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-18 00:12:52,072 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-18 00:12:52,072 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-18 00:12:52,073 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-18 00:12:52,074 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-18 00:12:52,075 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-18 00:12:52,083 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-18 00:12:52,083 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-18 00:12:52,085 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-18 00:12:52,085 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-18 00:12:52,085 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-18 00:12:52,085 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-18 00:12:52,085 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-18 00:12:52,086 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-18 00:12:52,086 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-18 00:12:52,086 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-18 00:12:52,086 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-18 00:12:52,086 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-18 00:12:52,087 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-18 00:12:52,087 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-18 00:12:52,087 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-18 00:12:52,087 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-18 00:12:52,087 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-18 00:12:52,087 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-18 00:12:52,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-18 00:12:52,088 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-18 00:12:52,088 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-18 00:12:52,088 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-18 00:12:52,088 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-18 00:12:52,358 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-18 00:12:52,373 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-18 00:12:52,376 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-18 00:12:52,377 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-18 00:12:52,378 INFO L275 PluginConnector]: CDTParser initialized [2020-07-18 00:12:52,378 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float6.c [2020-07-18 00:12:52,437 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/683c00915/54c38d925b124e1c8f05082a0734877f/FLAG46f40fb45 [2020-07-18 00:12:52,865 INFO L306 CDTParser]: Found 1 translation units. [2020-07-18 00:12:52,866 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c [2020-07-18 00:12:52,872 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/683c00915/54c38d925b124e1c8f05082a0734877f/FLAG46f40fb45 [2020-07-18 00:12:53,274 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/683c00915/54c38d925b124e1c8f05082a0734877f [2020-07-18 00:12:53,285 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-18 00:12:53,289 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-18 00:12:53,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-18 00:12:53,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-18 00:12:53,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-18 00:12:53,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 12:12:53" (1/1) ... [2020-07-18 00:12:53,300 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@579d2d59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:12:53, skipping insertion in model container [2020-07-18 00:12:53,300 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 12:12:53" (1/1) ... [2020-07-18 00:12:53,308 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-18 00:12:53,335 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-18 00:12:53,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 00:12:53,540 INFO L203 MainTranslator]: Completed pre-run [2020-07-18 00:12:53,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 00:12:53,583 INFO L208 MainTranslator]: Completed translation [2020-07-18 00:12:53,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:12:53 WrapperNode [2020-07-18 00:12:53,583 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-18 00:12:53,584 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-18 00:12:53,584 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-18 00:12:53,584 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-18 00:12:53,686 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:12:53" (1/1) ... [2020-07-18 00:12:53,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:12:53" (1/1) ... [2020-07-18 00:12:53,692 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:12:53" (1/1) ... [2020-07-18 00:12:53,692 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:12:53" (1/1) ... [2020-07-18 00:12:53,704 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:12:53" (1/1) ... [2020-07-18 00:12:53,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:12:53" (1/1) ... [2020-07-18 00:12:53,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:12:53" (1/1) ... [2020-07-18 00:12:53,719 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-18 00:12:53,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-18 00:12:53,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-18 00:12:53,720 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-18 00:12:53,721 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:12:53" (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 [2020-07-18 00:12:53,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-18 00:12:53,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-18 00:12:53,786 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-18 00:12:53,786 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-07-18 00:12:53,786 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-18 00:12:53,786 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2020-07-18 00:12:53,786 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-18 00:12:53,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-18 00:12:53,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-18 00:12:54,321 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-18 00:12:54,321 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-18 00:12:54,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 12:12:54 BoogieIcfgContainer [2020-07-18 00:12:54,328 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-18 00:12:54,329 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-18 00:12:54,329 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-18 00:12:54,332 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-18 00:12:54,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.07 12:12:53" (1/3) ... [2020-07-18 00:12:54,333 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f3a4c92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 12:12:54, skipping insertion in model container [2020-07-18 00:12:54,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:12:53" (2/3) ... [2020-07-18 00:12:54,334 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f3a4c92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 12:12:54, skipping insertion in model container [2020-07-18 00:12:54,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 12:12:54" (3/3) ... [2020-07-18 00:12:54,336 INFO L109 eAbstractionObserver]: Analyzing ICFG float6.c [2020-07-18 00:12:54,347 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-18 00:12:54,355 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 36 error locations. [2020-07-18 00:12:54,370 INFO L251 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2020-07-18 00:12:54,393 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-18 00:12:54,393 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-18 00:12:54,394 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-18 00:12:54,394 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-18 00:12:54,394 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-18 00:12:54,394 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-18 00:12:54,394 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-18 00:12:54,394 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-18 00:12:54,422 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states. [2020-07-18 00:12:54,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-07-18 00:12:54,433 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 00:12:54,435 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-07-18 00:12:54,436 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 00:12:54,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 00:12:54,442 INFO L82 PathProgramCache]: Analyzing trace with hash 1010211507, now seen corresponding path program 1 times [2020-07-18 00:12:54,451 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 00:12:54,452 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1893652067] [2020-07-18 00:12:54,452 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 00:12:54,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-18 00:12:54,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-18 00:12:54,561 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-18 00:12:54,562 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-07-18 00:12:54,563 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-18 00:12:54,563 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-18 00:12:54,576 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-18 00:12:54,576 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-18 00:12:54,576 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-18 00:12:54,576 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-18 00:12:54,576 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-18 00:12:54,577 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-18 00:12:54,577 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-18 00:12:54,577 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-18 00:12:54,577 WARN L170 areAnnotationChecker]: L7 has no Hoare annotation [2020-07-18 00:12:54,577 WARN L170 areAnnotationChecker]: L7 has no Hoare annotation [2020-07-18 00:12:54,577 WARN L170 areAnnotationChecker]: L7-2 has no Hoare annotation [2020-07-18 00:12:54,577 WARN L170 areAnnotationChecker]: L7-2 has no Hoare annotation [2020-07-18 00:12:54,578 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-18 00:12:54,578 WARN L170 areAnnotationChecker]: L8 has no Hoare annotation [2020-07-18 00:12:54,578 WARN L170 areAnnotationChecker]: L8 has no Hoare annotation [2020-07-18 00:12:54,578 WARN L170 areAnnotationChecker]: L8-2 has no Hoare annotation [2020-07-18 00:12:54,578 WARN L170 areAnnotationChecker]: L8-2 has no Hoare annotation [2020-07-18 00:12:54,578 WARN L170 areAnnotationChecker]: L9 has no Hoare annotation [2020-07-18 00:12:54,579 WARN L170 areAnnotationChecker]: L9 has no Hoare annotation [2020-07-18 00:12:54,579 WARN L170 areAnnotationChecker]: L9-2 has no Hoare annotation [2020-07-18 00:12:54,579 WARN L170 areAnnotationChecker]: L9-2 has no Hoare annotation [2020-07-18 00:12:54,579 WARN L170 areAnnotationChecker]: L10 has no Hoare annotation [2020-07-18 00:12:54,579 WARN L170 areAnnotationChecker]: L10 has no Hoare annotation [2020-07-18 00:12:54,579 WARN L170 areAnnotationChecker]: L10-2 has no Hoare annotation [2020-07-18 00:12:54,580 WARN L170 areAnnotationChecker]: L10-2 has no Hoare annotation [2020-07-18 00:12:54,580 WARN L170 areAnnotationChecker]: L11 has no Hoare annotation [2020-07-18 00:12:54,580 WARN L170 areAnnotationChecker]: L11 has no Hoare annotation [2020-07-18 00:12:54,580 WARN L170 areAnnotationChecker]: L11-2 has no Hoare annotation [2020-07-18 00:12:54,580 WARN L170 areAnnotationChecker]: L11-2 has no Hoare annotation [2020-07-18 00:12:54,581 WARN L170 areAnnotationChecker]: L12 has no Hoare annotation [2020-07-18 00:12:54,581 WARN L170 areAnnotationChecker]: L12 has no Hoare annotation [2020-07-18 00:12:54,581 WARN L170 areAnnotationChecker]: L12-2 has no Hoare annotation [2020-07-18 00:12:54,581 WARN L170 areAnnotationChecker]: L12-2 has no Hoare annotation [2020-07-18 00:12:54,581 WARN L170 areAnnotationChecker]: L13 has no Hoare annotation [2020-07-18 00:12:54,582 WARN L170 areAnnotationChecker]: L13 has no Hoare annotation [2020-07-18 00:12:54,582 WARN L170 areAnnotationChecker]: L13-2 has no Hoare annotation [2020-07-18 00:12:54,582 WARN L170 areAnnotationChecker]: L13-2 has no Hoare annotation [2020-07-18 00:12:54,582 WARN L170 areAnnotationChecker]: L14 has no Hoare annotation [2020-07-18 00:12:54,582 WARN L170 areAnnotationChecker]: L14 has no Hoare annotation [2020-07-18 00:12:54,583 WARN L170 areAnnotationChecker]: L14-2 has no Hoare annotation [2020-07-18 00:12:54,583 WARN L170 areAnnotationChecker]: L14-2 has no Hoare annotation [2020-07-18 00:12:54,583 WARN L170 areAnnotationChecker]: L15 has no Hoare annotation [2020-07-18 00:12:54,583 WARN L170 areAnnotationChecker]: L15 has no Hoare annotation [2020-07-18 00:12:54,583 WARN L170 areAnnotationChecker]: L15-2 has no Hoare annotation [2020-07-18 00:12:54,583 WARN L170 areAnnotationChecker]: L15-2 has no Hoare annotation [2020-07-18 00:12:54,584 WARN L170 areAnnotationChecker]: L16 has no Hoare annotation [2020-07-18 00:12:54,584 WARN L170 areAnnotationChecker]: L16 has no Hoare annotation [2020-07-18 00:12:54,584 WARN L170 areAnnotationChecker]: L16-2 has no Hoare annotation [2020-07-18 00:12:54,584 WARN L170 areAnnotationChecker]: L16-2 has no Hoare annotation [2020-07-18 00:12:54,584 WARN L170 areAnnotationChecker]: L17 has no Hoare annotation [2020-07-18 00:12:54,585 WARN L170 areAnnotationChecker]: L17 has no Hoare annotation [2020-07-18 00:12:54,585 WARN L170 areAnnotationChecker]: L17-2 has no Hoare annotation [2020-07-18 00:12:54,585 WARN L170 areAnnotationChecker]: L17-2 has no Hoare annotation [2020-07-18 00:12:54,585 WARN L170 areAnnotationChecker]: L18 has no Hoare annotation [2020-07-18 00:12:54,585 WARN L170 areAnnotationChecker]: L18 has no Hoare annotation [2020-07-18 00:12:54,585 WARN L170 areAnnotationChecker]: L18-2 has no Hoare annotation [2020-07-18 00:12:54,586 WARN L170 areAnnotationChecker]: L18-2 has no Hoare annotation [2020-07-18 00:12:54,586 WARN L170 areAnnotationChecker]: L19 has no Hoare annotation [2020-07-18 00:12:54,586 WARN L170 areAnnotationChecker]: L19 has no Hoare annotation [2020-07-18 00:12:54,586 WARN L170 areAnnotationChecker]: L19-2 has no Hoare annotation [2020-07-18 00:12:54,586 WARN L170 areAnnotationChecker]: L19-2 has no Hoare annotation [2020-07-18 00:12:54,587 WARN L170 areAnnotationChecker]: L20 has no Hoare annotation [2020-07-18 00:12:54,587 WARN L170 areAnnotationChecker]: L20 has no Hoare annotation [2020-07-18 00:12:54,587 WARN L170 areAnnotationChecker]: L20-2 has no Hoare annotation [2020-07-18 00:12:54,587 WARN L170 areAnnotationChecker]: L20-2 has no Hoare annotation [2020-07-18 00:12:54,587 WARN L170 areAnnotationChecker]: L21 has no Hoare annotation [2020-07-18 00:12:54,587 WARN L170 areAnnotationChecker]: L21 has no Hoare annotation [2020-07-18 00:12:54,588 WARN L170 areAnnotationChecker]: L21-2 has no Hoare annotation [2020-07-18 00:12:54,588 WARN L170 areAnnotationChecker]: L21-2 has no Hoare annotation [2020-07-18 00:12:54,588 WARN L170 areAnnotationChecker]: L22 has no Hoare annotation [2020-07-18 00:12:54,588 WARN L170 areAnnotationChecker]: L22 has no Hoare annotation [2020-07-18 00:12:54,588 WARN L170 areAnnotationChecker]: L22-2 has no Hoare annotation [2020-07-18 00:12:54,589 WARN L170 areAnnotationChecker]: L22-2 has no Hoare annotation [2020-07-18 00:12:54,589 WARN L170 areAnnotationChecker]: L23 has no Hoare annotation [2020-07-18 00:12:54,589 WARN L170 areAnnotationChecker]: L23 has no Hoare annotation [2020-07-18 00:12:54,589 WARN L170 areAnnotationChecker]: L23-2 has no Hoare annotation [2020-07-18 00:12:54,589 WARN L170 areAnnotationChecker]: L23-2 has no Hoare annotation [2020-07-18 00:12:54,589 WARN L170 areAnnotationChecker]: L24 has no Hoare annotation [2020-07-18 00:12:54,590 WARN L170 areAnnotationChecker]: L24 has no Hoare annotation [2020-07-18 00:12:54,590 WARN L170 areAnnotationChecker]: L24-2 has no Hoare annotation [2020-07-18 00:12:54,590 WARN L170 areAnnotationChecker]: L27 has no Hoare annotation [2020-07-18 00:12:54,590 WARN L170 areAnnotationChecker]: L27-1 has no Hoare annotation [2020-07-18 00:12:54,590 WARN L170 areAnnotationChecker]: L27-2 has no Hoare annotation [2020-07-18 00:12:54,590 WARN L170 areAnnotationChecker]: L28 has no Hoare annotation [2020-07-18 00:12:54,591 WARN L170 areAnnotationChecker]: L28 has no Hoare annotation [2020-07-18 00:12:54,591 WARN L170 areAnnotationChecker]: L28-1 has no Hoare annotation [2020-07-18 00:12:54,591 WARN L170 areAnnotationChecker]: L28-3 has no Hoare annotation [2020-07-18 00:12:54,591 WARN L170 areAnnotationChecker]: L28-3 has no Hoare annotation [2020-07-18 00:12:54,591 WARN L170 areAnnotationChecker]: L30 has no Hoare annotation [2020-07-18 00:12:54,592 WARN L170 areAnnotationChecker]: L30 has no Hoare annotation [2020-07-18 00:12:54,592 WARN L170 areAnnotationChecker]: L30-2 has no Hoare annotation [2020-07-18 00:12:54,592 WARN L170 areAnnotationChecker]: L30-2 has no Hoare annotation [2020-07-18 00:12:54,592 WARN L170 areAnnotationChecker]: L31 has no Hoare annotation [2020-07-18 00:12:54,592 WARN L170 areAnnotationChecker]: L31 has no Hoare annotation [2020-07-18 00:12:54,592 WARN L170 areAnnotationChecker]: L31-2 has no Hoare annotation [2020-07-18 00:12:54,593 WARN L170 areAnnotationChecker]: L31-2 has no Hoare annotation [2020-07-18 00:12:54,593 WARN L170 areAnnotationChecker]: L32 has no Hoare annotation [2020-07-18 00:12:54,593 WARN L170 areAnnotationChecker]: L32 has no Hoare annotation [2020-07-18 00:12:54,593 WARN L170 areAnnotationChecker]: L32-2 has no Hoare annotation [2020-07-18 00:12:54,593 WARN L170 areAnnotationChecker]: L32-2 has no Hoare annotation [2020-07-18 00:12:54,594 WARN L170 areAnnotationChecker]: L33 has no Hoare annotation [2020-07-18 00:12:54,594 WARN L170 areAnnotationChecker]: L33 has no Hoare annotation [2020-07-18 00:12:54,594 WARN L170 areAnnotationChecker]: L33-2 has no Hoare annotation [2020-07-18 00:12:54,594 WARN L170 areAnnotationChecker]: L33-2 has no Hoare annotation [2020-07-18 00:12:54,594 WARN L170 areAnnotationChecker]: L34 has no Hoare annotation [2020-07-18 00:12:54,595 WARN L170 areAnnotationChecker]: L34 has no Hoare annotation [2020-07-18 00:12:54,595 WARN L170 areAnnotationChecker]: L34-2 has no Hoare annotation [2020-07-18 00:12:54,595 WARN L170 areAnnotationChecker]: L34-2 has no Hoare annotation [2020-07-18 00:12:54,595 WARN L170 areAnnotationChecker]: L35 has no Hoare annotation [2020-07-18 00:12:54,595 WARN L170 areAnnotationChecker]: L35 has no Hoare annotation [2020-07-18 00:12:54,595 WARN L170 areAnnotationChecker]: L35-2 has no Hoare annotation [2020-07-18 00:12:54,596 WARN L170 areAnnotationChecker]: L35-2 has no Hoare annotation [2020-07-18 00:12:54,596 WARN L170 areAnnotationChecker]: L36 has no Hoare annotation [2020-07-18 00:12:54,596 WARN L170 areAnnotationChecker]: L36 has no Hoare annotation [2020-07-18 00:12:54,596 WARN L170 areAnnotationChecker]: L36-2 has no Hoare annotation [2020-07-18 00:12:54,596 WARN L170 areAnnotationChecker]: L36-2 has no Hoare annotation [2020-07-18 00:12:54,596 WARN L170 areAnnotationChecker]: L37 has no Hoare annotation [2020-07-18 00:12:54,597 WARN L170 areAnnotationChecker]: L37 has no Hoare annotation [2020-07-18 00:12:54,597 WARN L170 areAnnotationChecker]: L37-2 has no Hoare annotation [2020-07-18 00:12:54,597 WARN L170 areAnnotationChecker]: L37-2 has no Hoare annotation [2020-07-18 00:12:54,597 WARN L170 areAnnotationChecker]: L38 has no Hoare annotation [2020-07-18 00:12:54,597 WARN L170 areAnnotationChecker]: L38 has no Hoare annotation [2020-07-18 00:12:54,598 WARN L170 areAnnotationChecker]: L38-2 has no Hoare annotation [2020-07-18 00:12:54,598 WARN L170 areAnnotationChecker]: L38-2 has no Hoare annotation [2020-07-18 00:12:54,598 WARN L170 areAnnotationChecker]: L39 has no Hoare annotation [2020-07-18 00:12:54,598 WARN L170 areAnnotationChecker]: L39 has no Hoare annotation [2020-07-18 00:12:54,598 WARN L170 areAnnotationChecker]: L39-2 has no Hoare annotation [2020-07-18 00:12:54,598 WARN L170 areAnnotationChecker]: L39-2 has no Hoare annotation [2020-07-18 00:12:54,599 WARN L170 areAnnotationChecker]: L40 has no Hoare annotation [2020-07-18 00:12:54,599 WARN L170 areAnnotationChecker]: L40 has no Hoare annotation [2020-07-18 00:12:54,599 WARN L170 areAnnotationChecker]: L40-2 has no Hoare annotation [2020-07-18 00:12:54,599 WARN L170 areAnnotationChecker]: L40-2 has no Hoare annotation [2020-07-18 00:12:54,599 WARN L170 areAnnotationChecker]: L41 has no Hoare annotation [2020-07-18 00:12:54,599 WARN L170 areAnnotationChecker]: L41 has no Hoare annotation [2020-07-18 00:12:54,600 WARN L170 areAnnotationChecker]: L41-2 has no Hoare annotation [2020-07-18 00:12:54,600 WARN L170 areAnnotationChecker]: L41-2 has no Hoare annotation [2020-07-18 00:12:54,600 WARN L170 areAnnotationChecker]: L42 has no Hoare annotation [2020-07-18 00:12:54,600 WARN L170 areAnnotationChecker]: L42 has no Hoare annotation [2020-07-18 00:12:54,600 WARN L170 areAnnotationChecker]: L42-2 has no Hoare annotation [2020-07-18 00:12:54,600 WARN L170 areAnnotationChecker]: L42-2 has no Hoare annotation [2020-07-18 00:12:54,601 WARN L170 areAnnotationChecker]: L43 has no Hoare annotation [2020-07-18 00:12:54,601 WARN L170 areAnnotationChecker]: L43 has no Hoare annotation [2020-07-18 00:12:54,601 WARN L170 areAnnotationChecker]: L43-2 has no Hoare annotation [2020-07-18 00:12:54,601 WARN L170 areAnnotationChecker]: L43-2 has no Hoare annotation [2020-07-18 00:12:54,601 WARN L170 areAnnotationChecker]: L44 has no Hoare annotation [2020-07-18 00:12:54,601 WARN L170 areAnnotationChecker]: L44 has no Hoare annotation [2020-07-18 00:12:54,602 WARN L170 areAnnotationChecker]: L44-2 has no Hoare annotation [2020-07-18 00:12:54,602 WARN L170 areAnnotationChecker]: L44-2 has no Hoare annotation [2020-07-18 00:12:54,602 WARN L170 areAnnotationChecker]: L45 has no Hoare annotation [2020-07-18 00:12:54,602 WARN L170 areAnnotationChecker]: L45 has no Hoare annotation [2020-07-18 00:12:54,602 WARN L170 areAnnotationChecker]: L45-2 has no Hoare annotation [2020-07-18 00:12:54,602 WARN L170 areAnnotationChecker]: L45-2 has no Hoare annotation [2020-07-18 00:12:54,603 WARN L170 areAnnotationChecker]: L46 has no Hoare annotation [2020-07-18 00:12:54,603 WARN L170 areAnnotationChecker]: L46 has no Hoare annotation [2020-07-18 00:12:54,603 WARN L170 areAnnotationChecker]: L46-2 has no Hoare annotation [2020-07-18 00:12:54,603 WARN L170 areAnnotationChecker]: L46-2 has no Hoare annotation [2020-07-18 00:12:54,603 WARN L170 areAnnotationChecker]: L47 has no Hoare annotation [2020-07-18 00:12:54,603 WARN L170 areAnnotationChecker]: L47 has no Hoare annotation [2020-07-18 00:12:54,603 WARN L170 areAnnotationChecker]: L47-2 has no Hoare annotation [2020-07-18 00:12:54,603 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-18 00:12:54,604 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-18 00:12:54,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.07 12:12:54 BoogieIcfgContainer [2020-07-18 00:12:54,608 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-18 00:12:54,612 INFO L168 Benchmark]: Toolchain (without parser) took 1323.34 ms. Allocated memory was 141.6 MB in the beginning and 198.7 MB in the end (delta: 57.1 MB). Free memory was 99.5 MB in the beginning and 115.0 MB in the end (delta: -15.4 MB). Peak memory consumption was 41.7 MB. Max. memory is 7.1 GB. [2020-07-18 00:12:54,613 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 141.6 MB. Free memory was 118.1 MB in the beginning and 117.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-07-18 00:12:54,614 INFO L168 Benchmark]: CACSL2BoogieTranslator took 292.43 ms. Allocated memory is still 141.6 MB. Free memory was 99.1 MB in the beginning and 88.1 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. [2020-07-18 00:12:54,615 INFO L168 Benchmark]: Boogie Preprocessor took 135.00 ms. Allocated memory was 141.6 MB in the beginning and 198.7 MB in the end (delta: 57.1 MB). Free memory was 88.1 MB in the beginning and 175.9 MB in the end (delta: -87.8 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2020-07-18 00:12:54,616 INFO L168 Benchmark]: RCFGBuilder took 608.37 ms. Allocated memory is still 198.7 MB. Free memory was 175.9 MB in the beginning and 137.4 MB in the end (delta: 38.5 MB). Peak memory consumption was 38.5 MB. Max. memory is 7.1 GB. [2020-07-18 00:12:54,616 INFO L168 Benchmark]: TraceAbstraction took 279.74 ms. Allocated memory is still 198.7 MB. Free memory was 136.7 MB in the beginning and 115.0 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2020-07-18 00:12:54,620 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 141.6 MB. Free memory was 118.1 MB in the beginning and 117.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 292.43 ms. Allocated memory is still 141.6 MB. Free memory was 99.1 MB in the beginning and 88.1 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 135.00 ms. Allocated memory was 141.6 MB in the beginning and 198.7 MB in the end (delta: 57.1 MB). Free memory was 88.1 MB in the beginning and 175.9 MB in the end (delta: -87.8 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 608.37 ms. Allocated memory is still 198.7 MB. Free memory was 175.9 MB in the beginning and 137.4 MB in the end (delta: 38.5 MB). Peak memory consumption was 38.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 279.74 ms. Allocated memory is still 198.7 MB. Free memory was 136.7 MB in the beginning and 115.0 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 7]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 7. Possible FailurePath: [L7] COND TRUE !(1.0!=2.0) [L7] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 122 locations, 36 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.1s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=122occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: No data available, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...