/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/float-benchs/cast_union_loose.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-46f3038-m [2020-07-08 15:52:44,934 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-08 15:52:44,937 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-08 15:52:44,955 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-08 15:52:44,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-08 15:52:44,956 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-08 15:52:44,957 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-08 15:52:44,959 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-08 15:52:44,961 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-08 15:52:44,961 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-08 15:52:44,962 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-08 15:52:44,963 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-08 15:52:44,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-08 15:52:44,965 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-08 15:52:44,966 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-08 15:52:44,967 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-08 15:52:44,968 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-08 15:52:44,969 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-08 15:52:44,970 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-08 15:52:44,972 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-08 15:52:44,974 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-08 15:52:44,975 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-08 15:52:44,976 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-08 15:52:44,977 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-08 15:52:44,979 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-08 15:52:44,980 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-08 15:52:44,980 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-08 15:52:44,981 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-08 15:52:44,981 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-08 15:52:44,982 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-08 15:52:44,982 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-08 15:52:44,983 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-08 15:52:44,984 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-08 15:52:44,985 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-08 15:52:44,986 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-08 15:52:44,986 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-08 15:52:44,986 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-08 15:52:44,987 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-08 15:52:44,987 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-08 15:52:44,988 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-08 15:52:44,988 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-08 15:52:44,989 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-08 15:52:44,998 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-08 15:52:44,998 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-08 15:52:44,999 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-08 15:52:45,000 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-08 15:52:45,000 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-08 15:52:45,000 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-08 15:52:45,000 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-08 15:52:45,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-08 15:52:45,001 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-08 15:52:45,001 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-08 15:52:45,001 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-08 15:52:45,001 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-08 15:52:45,001 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-08 15:52:45,001 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-08 15:52:45,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-08 15:52:45,002 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-08 15:52:45,002 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-08 15:52:45,002 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-08 15:52:45,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 15:52:45,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-08 15:52:45,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-08 15:52:45,003 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-08 15:52:45,003 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-08 15:52:45,266 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-08 15:52:45,282 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-08 15:52:45,287 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-08 15:52:45,288 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-08 15:52:45,289 INFO L275 PluginConnector]: CDTParser initialized [2020-07-08 15:52:45,289 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/cast_union_loose.c [2020-07-08 15:52:45,353 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03acf3708/fc3ceae5080b41dbba0cb6f53d0a6efb/FLAG1055f23a0 [2020-07-08 15:52:45,795 INFO L306 CDTParser]: Found 1 translation units. [2020-07-08 15:52:45,796 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/cast_union_loose.c [2020-07-08 15:52:45,802 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03acf3708/fc3ceae5080b41dbba0cb6f53d0a6efb/FLAG1055f23a0 [2020-07-08 15:52:46,171 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03acf3708/fc3ceae5080b41dbba0cb6f53d0a6efb [2020-07-08 15:52:46,181 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-08 15:52:46,184 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-08 15:52:46,187 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-08 15:52:46,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-08 15:52:46,192 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-08 15:52:46,193 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 03:52:46" (1/1) ... [2020-07-08 15:52:46,197 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f34b633 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:52:46, skipping insertion in model container [2020-07-08 15:52:46,197 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 03:52:46" (1/1) ... [2020-07-08 15:52:46,206 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-08 15:52:46,223 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-08 15:52:46,396 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 15:52:46,401 INFO L203 MainTranslator]: Completed pre-run [2020-07-08 15:52:46,428 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 15:52:46,451 INFO L208 MainTranslator]: Completed translation [2020-07-08 15:52:46,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:52:46 WrapperNode [2020-07-08 15:52:46,452 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-08 15:52:46,452 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-08 15:52:46,453 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-08 15:52:46,453 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-08 15:52:46,553 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:52:46" (1/1) ... [2020-07-08 15:52:46,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:52:46" (1/1) ... [2020-07-08 15:52:46,563 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:52:46" (1/1) ... [2020-07-08 15:52:46,563 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:52:46" (1/1) ... [2020-07-08 15:52:46,576 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:52:46" (1/1) ... [2020-07-08 15:52:46,579 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:52:46" (1/1) ... [2020-07-08 15:52:46,580 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:52:46" (1/1) ... [2020-07-08 15:52:46,583 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-08 15:52:46,583 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-08 15:52:46,583 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-08 15:52:46,584 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-08 15:52:46,584 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:52:46" (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 [2020-07-08 15:52:46,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-08 15:52:46,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-08 15:52:46,644 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-07-08 15:52:46,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-07-08 15:52:46,644 INFO L138 BoogieDeclarations]: Found implementation of procedure cast [2020-07-08 15:52:46,644 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-08 15:52:46,644 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-08 15:52:46,645 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-08 15:52:46,645 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-07-08 15:52:46,645 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-07-08 15:52:46,645 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-07-08 15:52:46,645 INFO L130 BoogieDeclarations]: Found specification of procedure cast [2020-07-08 15:52:46,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-08 15:52:46,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-08 15:52:46,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-08 15:52:46,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-07-08 15:52:46,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-08 15:52:46,646 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-08 15:52:46,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-08 15:52:46,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-08 15:52:46,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-07-08 15:52:47,087 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-08 15:52:47,087 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-08 15:52:47,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 03:52:47 BoogieIcfgContainer [2020-07-08 15:52:47,092 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-08 15:52:47,094 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-08 15:52:47,094 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-08 15:52:47,097 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-08 15:52:47,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.07 03:52:46" (1/3) ... [2020-07-08 15:52:47,098 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f70c002 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 03:52:47, skipping insertion in model container [2020-07-08 15:52:47,098 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:52:46" (2/3) ... [2020-07-08 15:52:47,099 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f70c002 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 03:52:47, skipping insertion in model container [2020-07-08 15:52:47,099 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 03:52:47" (3/3) ... [2020-07-08 15:52:47,101 INFO L109 eAbstractionObserver]: Analyzing ICFG cast_union_loose.c [2020-07-08 15:52:47,111 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-08 15:52:47,120 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-08 15:52:47,134 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-08 15:52:47,156 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-08 15:52:47,157 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-08 15:52:47,157 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-08 15:52:47,157 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-08 15:52:47,157 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-08 15:52:47,157 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-08 15:52:47,157 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-08 15:52:47,158 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-08 15:52:47,174 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states. [2020-07-08 15:52:47,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-08 15:52:47,186 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 15:52:47,187 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 15:52:47,188 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 15:52:47,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 15:52:47,195 INFO L82 PathProgramCache]: Analyzing trace with hash -1178751454, now seen corresponding path program 1 times [2020-07-08 15:52:47,204 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 15:52:47,204 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [772458431] [2020-07-08 15:52:47,205 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 15:52:47,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 15:52:47,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 15:52:47,530 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-08 15:52:47,532 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-07-08 15:52:47,533 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-08 15:52:47,534 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-08 15:52:47,555 WARN L170 areAnnotationChecker]: castENTRY has no Hoare annotation [2020-07-08 15:52:47,555 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-08 15:52:47,555 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 15:52:47,555 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 15:52:47,556 WARN L170 areAnnotationChecker]: assume_abort_if_notENTRY has no Hoare annotation [2020-07-08 15:52:47,556 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-08 15:52:47,556 WARN L170 areAnnotationChecker]: __VERIFIER_assertENTRY has no Hoare annotation [2020-07-08 15:52:47,556 WARN L170 areAnnotationChecker]: L20 has no Hoare annotation [2020-07-08 15:52:47,556 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 15:52:47,557 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 15:52:47,557 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 15:52:47,557 WARN L170 areAnnotationChecker]: L9 has no Hoare annotation [2020-07-08 15:52:47,557 WARN L170 areAnnotationChecker]: L9 has no Hoare annotation [2020-07-08 15:52:47,557 WARN L170 areAnnotationChecker]: L31 has no Hoare annotation [2020-07-08 15:52:47,558 WARN L170 areAnnotationChecker]: L11 has no Hoare annotation [2020-07-08 15:52:47,558 WARN L170 areAnnotationChecker]: L11 has no Hoare annotation [2020-07-08 15:52:47,558 WARN L170 areAnnotationChecker]: L20-1 has no Hoare annotation [2020-07-08 15:52:47,559 WARN L170 areAnnotationChecker]: L-1-1 has no Hoare annotation [2020-07-08 15:52:47,559 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-08 15:52:47,559 WARN L170 areAnnotationChecker]: L9-1 has no Hoare annotation [2020-07-08 15:52:47,559 WARN L170 areAnnotationChecker]: L9-3 has no Hoare annotation [2020-07-08 15:52:47,559 WARN L170 areAnnotationChecker]: L33 has no Hoare annotation [2020-07-08 15:52:47,560 WARN L170 areAnnotationChecker]: L11-1 has no Hoare annotation [2020-07-08 15:52:47,560 WARN L170 areAnnotationChecker]: L11-1 has no Hoare annotation [2020-07-08 15:52:47,560 WARN L170 areAnnotationChecker]: L11-3 has no Hoare annotation [2020-07-08 15:52:47,560 WARN L170 areAnnotationChecker]: L20-2 has no Hoare annotation [2020-07-08 15:52:47,561 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-08 15:52:47,561 WARN L170 areAnnotationChecker]: assume_abort_if_notEXIT has no Hoare annotation [2020-07-08 15:52:47,561 WARN L170 areAnnotationChecker]: L33-1 has no Hoare annotation [2020-07-08 15:52:47,561 WARN L170 areAnnotationChecker]: __VERIFIER_assertEXIT has no Hoare annotation [2020-07-08 15:52:47,561 WARN L170 areAnnotationChecker]: L21 has no Hoare annotation [2020-07-08 15:52:47,562 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-08 15:52:47,562 WARN L170 areAnnotationChecker]: L34-1 has no Hoare annotation [2020-07-08 15:52:47,562 WARN L170 areAnnotationChecker]: L34-1 has no Hoare annotation [2020-07-08 15:52:47,562 WARN L170 areAnnotationChecker]: L33-2 has no Hoare annotation [2020-07-08 15:52:47,563 WARN L170 areAnnotationChecker]: L37-1 has no Hoare annotation [2020-07-08 15:52:47,563 WARN L170 areAnnotationChecker]: L22 has no Hoare annotation [2020-07-08 15:52:47,563 WARN L170 areAnnotationChecker]: L36 has no Hoare annotation [2020-07-08 15:52:47,563 WARN L170 areAnnotationChecker]: L34 has no Hoare annotation [2020-07-08 15:52:47,563 WARN L170 areAnnotationChecker]: L34 has no Hoare annotation [2020-07-08 15:52:47,563 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-08 15:52:47,564 WARN L170 areAnnotationChecker]: L22-1 has no Hoare annotation [2020-07-08 15:52:47,564 WARN L170 areAnnotationChecker]: L36-1 has no Hoare annotation [2020-07-08 15:52:47,564 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-08 15:52:47,564 WARN L170 areAnnotationChecker]: L23 has no Hoare annotation [2020-07-08 15:52:47,564 WARN L170 areAnnotationChecker]: L37 has no Hoare annotation [2020-07-08 15:52:47,564 WARN L170 areAnnotationChecker]: L37 has no Hoare annotation [2020-07-08 15:52:47,565 WARN L170 areAnnotationChecker]: L23-1 has no Hoare annotation [2020-07-08 15:52:47,565 WARN L170 areAnnotationChecker]: L24 has no Hoare annotation [2020-07-08 15:52:47,565 WARN L170 areAnnotationChecker]: L24-1 has no Hoare annotation [2020-07-08 15:52:47,565 WARN L170 areAnnotationChecker]: L25 has no Hoare annotation [2020-07-08 15:52:47,566 WARN L170 areAnnotationChecker]: L25-1 has no Hoare annotation [2020-07-08 15:52:47,566 WARN L170 areAnnotationChecker]: L25-2 has no Hoare annotation [2020-07-08 15:52:47,566 WARN L170 areAnnotationChecker]: L25-3 has no Hoare annotation [2020-07-08 15:52:47,566 WARN L170 areAnnotationChecker]: L25-4 has no Hoare annotation [2020-07-08 15:52:47,566 WARN L170 areAnnotationChecker]: L20-3 has no Hoare annotation [2020-07-08 15:52:47,567 WARN L170 areAnnotationChecker]: L20-4 has no Hoare annotation [2020-07-08 15:52:47,567 WARN L170 areAnnotationChecker]: L20-5 has no Hoare annotation [2020-07-08 15:52:47,567 WARN L170 areAnnotationChecker]: L20-6 has no Hoare annotation [2020-07-08 15:52:47,567 WARN L170 areAnnotationChecker]: castFINAL has no Hoare annotation [2020-07-08 15:52:47,568 WARN L170 areAnnotationChecker]: castEXIT has no Hoare annotation [2020-07-08 15:52:47,568 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. [2020-07-08 15:52:47,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.07 03:52:47 BoogieIcfgContainer [2020-07-08 15:52:47,573 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-08 15:52:47,578 INFO L168 Benchmark]: Toolchain (without parser) took 1392.21 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 103.5 MB in the beginning and 133.7 MB in the end (delta: -30.2 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. [2020-07-08 15:52:47,579 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 146.3 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2020-07-08 15:52:47,580 INFO L168 Benchmark]: CACSL2BoogieTranslator took 264.68 ms. Allocated memory is still 146.3 MB. Free memory was 103.2 MB in the beginning and 92.2 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. [2020-07-08 15:52:47,581 INFO L168 Benchmark]: Boogie Preprocessor took 130.48 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 92.2 MB in the beginning and 181.5 MB in the end (delta: -89.3 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2020-07-08 15:52:47,582 INFO L168 Benchmark]: RCFGBuilder took 509.18 ms. Allocated memory is still 203.9 MB. Free memory was 181.5 MB in the beginning and 155.8 MB in the end (delta: 25.7 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2020-07-08 15:52:47,583 INFO L168 Benchmark]: TraceAbstraction took 479.55 ms. Allocated memory is still 203.9 MB. Free memory was 155.2 MB in the beginning and 134.3 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. [2020-07-08 15:52:47,587 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 0.24 ms. Allocated memory is still 146.3 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 264.68 ms. Allocated memory is still 146.3 MB. Free memory was 103.2 MB in the beginning and 92.2 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 130.48 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 92.2 MB in the beginning and 181.5 MB in the end (delta: -89.3 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 509.18 ms. Allocated memory is still 203.9 MB. Free memory was 181.5 MB in the beginning and 155.8 MB in the end (delta: 25.7 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 479.55 ms. Allocated memory is still 203.9 MB. Free memory was 155.2 MB in the beginning and 134.3 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 11]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 37, overapproximation of bitwiseXor at line 24, overapproximation of someBinaryArithmeticDOUBLEoperation at line 25. Possible FailurePath: [L30] int a; [L31] double r; [L33] a = __VERIFIER_nondet_int() [L34] CALL assume_abort_if_not(a >= -10000 && a <= 10000) [L9] COND FALSE !(!cond) [L34] RET assume_abort_if_not(a >= -10000 && a <= 10000) [L36] CALL, EXPR cast(a) [L20] union u x, y; [L21] x.i[0] = 0x43300000 [L22] EXPR x.i[0] [L22] y.i[0] = x.i[0] [L23] x.i[1] = 0x80000000 [L24] EXPR x.i[1] [L24] y.i[1] = i ^ x.i[1] [L25] EXPR y.d [L25] EXPR x.d [L25] return y.d - x.d; [L25] return y.d - x.d; [L25] return y.d - x.d; [L36] RET, EXPR cast(a) [L36] r = cast(a) [L37] CALL __VERIFIER_assert(r >= -10000. && r <= 10000.) [L11] COND TRUE !(cond) [L11] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.3s, 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=55occurred 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...