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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/floats-cdfpl/newton_1_2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-10 01:28:23,658 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-10 01:28:23,661 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-10 01:28:23,679 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-10 01:28:23,679 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-10 01:28:23,681 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-10 01:28:23,683 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-10 01:28:23,695 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-10 01:28:23,698 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-10 01:28:23,699 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-10 01:28:23,701 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-10 01:28:23,703 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-10 01:28:23,704 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-10 01:28:23,707 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-10 01:28:23,708 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-10 01:28:23,709 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-10 01:28:23,710 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-10 01:28:23,712 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-10 01:28:23,714 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-10 01:28:23,715 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-10 01:28:23,716 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-10 01:28:23,717 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-10 01:28:23,718 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-10 01:28:23,719 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-10 01:28:23,721 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-10 01:28:23,721 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-10 01:28:23,721 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-10 01:28:23,722 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-10 01:28:23,722 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-10 01:28:23,723 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-10 01:28:23,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-10 01:28:23,725 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-10 01:28:23,725 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-10 01:28:23,726 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-10 01:28:23,727 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-10 01:28:23,727 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-10 01:28:23,728 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-10 01:28:23,728 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-10 01:28:23,728 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-10 01:28:23,729 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-10 01:28:23,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-10 01:28:23,730 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-10 01:28:23,744 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-10 01:28:23,744 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-10 01:28:23,744 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-10 01:28:23,745 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-10 01:28:23,745 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-10 01:28:23,745 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-10 01:28:23,746 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-10 01:28:23,746 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-10 01:28:23,746 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-10 01:28:23,746 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-10 01:28:23,747 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-10 01:28:23,747 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-10 01:28:23,747 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-10 01:28:23,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-10 01:28:23,748 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-10 01:28:23,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-10 01:28:23,748 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-10 01:28:23,748 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-10 01:28:23,748 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-10 01:28:23,749 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-10 01:28:23,749 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-10 01:28:23,749 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-10 01:28:23,749 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-10 01:28:23,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 01:28:23,750 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-10 01:28:23,750 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-10 01:28:23,750 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-10 01:28:23,750 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-10 01:28:23,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-10 01:28:23,751 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-10 01:28:23,778 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-10 01:28:23,790 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-10 01:28:23,793 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-10 01:28:23,794 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-10 01:28:23,795 INFO L275 PluginConnector]: CDTParser initialized [2019-09-10 01:28:23,795 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cdfpl/newton_1_2.i [2019-09-10 01:28:23,863 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c75ae8cb0/581d3abcc335477e8c082bbe3b1c841b/FLAGf6133f104 [2019-09-10 01:28:24,266 INFO L306 CDTParser]: Found 1 translation units. [2019-09-10 01:28:24,267 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cdfpl/newton_1_2.i [2019-09-10 01:28:24,272 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c75ae8cb0/581d3abcc335477e8c082bbe3b1c841b/FLAGf6133f104 [2019-09-10 01:28:24,647 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c75ae8cb0/581d3abcc335477e8c082bbe3b1c841b [2019-09-10 01:28:24,657 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-10 01:28:24,659 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-10 01:28:24,661 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-10 01:28:24,661 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-10 01:28:24,665 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-10 01:28:24,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 01:28:24" (1/1) ... [2019-09-10 01:28:24,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18c4bc67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:28:24, skipping insertion in model container [2019-09-10 01:28:24,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 01:28:24" (1/1) ... [2019-09-10 01:28:24,676 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-10 01:28:24,695 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-10 01:28:24,925 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 01:28:24,929 INFO L188 MainTranslator]: Completed pre-run [2019-09-10 01:28:24,945 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 01:28:24,956 INFO L192 MainTranslator]: Completed translation [2019-09-10 01:28:24,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:28:24 WrapperNode [2019-09-10 01:28:24,957 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-10 01:28:24,957 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-10 01:28:24,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-10 01:28:24,958 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-10 01:28:25,050 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:28:24" (1/1) ... [2019-09-10 01:28:25,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:28:24" (1/1) ... [2019-09-10 01:28:25,058 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:28:24" (1/1) ... [2019-09-10 01:28:25,058 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:28:24" (1/1) ... [2019-09-10 01:28:25,063 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:28:24" (1/1) ... [2019-09-10 01:28:25,064 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:28:24" (1/1) ... [2019-09-10 01:28:25,065 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:28:24" (1/1) ... [2019-09-10 01:28:25,067 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-10 01:28:25,067 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-10 01:28:25,067 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-10 01:28:25,067 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-10 01:28:25,068 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:28:24" (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 [2019-09-10 01:28:25,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-10 01:28:25,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-10 01:28:25,128 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-09-10 01:28:25,128 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2019-09-10 01:28:25,129 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-10 01:28:25,129 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-10 01:28:25,129 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-10 01:28:25,129 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-09-10 01:28:25,129 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-09-10 01:28:25,130 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2019-09-10 01:28:25,130 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-10 01:28:25,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-10 01:28:25,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-10 01:28:25,300 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-10 01:28:25,300 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-10 01:28:25,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 01:28:25 BoogieIcfgContainer [2019-09-10 01:28:25,302 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-10 01:28:25,303 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-10 01:28:25,303 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-10 01:28:25,306 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-10 01:28:25,307 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.09 01:28:24" (1/3) ... [2019-09-10 01:28:25,308 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2298aa26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 01:28:25, skipping insertion in model container [2019-09-10 01:28:25,308 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:28:24" (2/3) ... [2019-09-10 01:28:25,310 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2298aa26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 01:28:25, skipping insertion in model container [2019-09-10 01:28:25,310 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 01:28:25" (3/3) ... [2019-09-10 01:28:25,312 INFO L109 eAbstractionObserver]: Analyzing ICFG newton_1_2.i [2019-09-10 01:28:25,323 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-10 01:28:25,349 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-10 01:28:25,371 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-10 01:28:25,427 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-10 01:28:25,428 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-10 01:28:25,428 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-10 01:28:25,428 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-10 01:28:25,428 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-10 01:28:25,428 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-10 01:28:25,428 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-10 01:28:25,429 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-10 01:28:25,444 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states. [2019-09-10 01:28:25,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-09-10 01:28:25,452 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 01:28:25,453 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 01:28:25,454 INFO L418 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 01:28:25,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 01:28:25,459 INFO L82 PathProgramCache]: Analyzing trace with hash -1667394832, now seen corresponding path program 1 times [2019-09-10 01:28:25,461 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 01:28:25,499 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 01:28:25,499 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 01:28:25,499 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 01:28:25,499 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 01:28:25,530 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-09-10 01:28:25,530 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-09-10 01:28:25,530 INFO L170 anRefinementStrategy]: Switched to traceCheck mode Z3_NO_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2019-09-10 01:28:25,546 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 01:28:25,546 INFO L289 anRefinementStrategy]: Using traceCheck mode Z3_NO_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-09-10 01:28:25,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 01:28:25,607 INFO L195 CegarAbsIntRunner]: Skipping current iteration for AI because the path program does not contain any loops [2019-09-10 01:28:25,608 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2019-09-10 01:28:25,608 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-10 01:28:25,609 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-10 01:28:25,635 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 01:28:25,635 INFO L289 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2019-09-10 01:28:25,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 01:28:25,718 INFO L256 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 19 conjunts are in the unsatisfiable core [2019-09-10 01:28:25,723 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-10 01:28:26,694 WARN L838 $PredicateComparison]: unable to prove that (exists ((main_~IN~0 Real)) (and (< 0.0 (+ main_~IN~0 (/ 2.0 5.0))) (<= c_main_~x~0 (+ (- (let ((.cse4 (* main_~IN~0 main_~IN~0))) (let ((.cse1 (* main_~IN~0 .cse4))) (let ((.cse3 (* .cse1 main_~IN~0))) (let ((.cse0 (* .cse3 main_~IN~0))) (let ((.cse2 (* main_~IN~0 .cse0))) (/ (+ (+ (/ .cse0 120.0) (+ (- (/ .cse1 6.0)) main_~IN~0)) (/ (* .cse2 main_~IN~0) 5040.0)) (+ (+ (/ .cse3 24.0) (+ (to_real 1) (- (/ .cse4 2.0)))) (/ .cse2 720.0))))))))) main_~IN~0)) (< main_~IN~0 (/ 2.0 5.0)))) is different from false [2019-09-10 01:28:28,697 WARN L860 $PredicateComparison]: unable to prove that (exists ((main_~IN~0 Real)) (and (< 0.0 (+ main_~IN~0 (/ 2.0 5.0))) (<= c_main_~x~0 (+ (- (let ((.cse4 (* main_~IN~0 main_~IN~0))) (let ((.cse1 (* main_~IN~0 .cse4))) (let ((.cse3 (* .cse1 main_~IN~0))) (let ((.cse0 (* .cse3 main_~IN~0))) (let ((.cse2 (* main_~IN~0 .cse0))) (/ (+ (+ (/ .cse0 120.0) (+ (- (/ .cse1 6.0)) main_~IN~0)) (/ (* .cse2 main_~IN~0) 5040.0)) (+ (+ (/ .cse3 24.0) (+ (to_real 1) (- (/ .cse4 2.0)))) (/ .cse2 720.0))))))))) main_~IN~0)) (< main_~IN~0 (/ 2.0 5.0)))) is different from true [2019-09-10 01:28:34,731 WARN L838 $PredicateComparison]: unable to prove that (exists ((main_~x~0 Real) (main_~IN~0 Real)) (and (<= (/ 1.0 10.0) main_~x~0) (< 0.0 (+ main_~IN~0 (/ 2.0 5.0))) (<= main_~x~0 (+ (- (let ((.cse4 (* main_~IN~0 main_~IN~0))) (let ((.cse1 (* main_~IN~0 .cse4))) (let ((.cse3 (* .cse1 main_~IN~0))) (let ((.cse0 (* .cse3 main_~IN~0))) (let ((.cse2 (* main_~IN~0 .cse0))) (/ (+ (+ (/ .cse0 120.0) (+ (- (/ .cse1 6.0)) main_~IN~0)) (/ (* .cse2 main_~IN~0) 5040.0)) (+ (+ (/ .cse3 24.0) (+ (to_real 1) (- (/ .cse4 2.0)))) (/ .cse2 720.0))))))))) main_~IN~0)) (< main_~IN~0 (/ 2.0 5.0)))) is different from false [2019-09-10 01:28:36,734 WARN L860 $PredicateComparison]: unable to prove that (exists ((main_~x~0 Real) (main_~IN~0 Real)) (and (<= (/ 1.0 10.0) main_~x~0) (< 0.0 (+ main_~IN~0 (/ 2.0 5.0))) (<= main_~x~0 (+ (- (let ((.cse4 (* main_~IN~0 main_~IN~0))) (let ((.cse1 (* main_~IN~0 .cse4))) (let ((.cse3 (* .cse1 main_~IN~0))) (let ((.cse0 (* .cse3 main_~IN~0))) (let ((.cse2 (* main_~IN~0 .cse0))) (/ (+ (+ (/ .cse0 120.0) (+ (- (/ .cse1 6.0)) main_~IN~0)) (/ (* .cse2 main_~IN~0) 5040.0)) (+ (+ (/ .cse3 24.0) (+ (to_real 1) (- (/ .cse4 2.0)))) (/ .cse2 720.0))))))))) main_~IN~0)) (< main_~IN~0 (/ 2.0 5.0)))) is different from true [2019-09-10 01:28:36,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-10 01:28:36,748 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-09-10 01:28:37,181 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_main_~x~0_4 Real)) (or (not (<= v_main_~x~0_4 (+ c_main_~IN~0 (- (/ |c_main_#t~ret2| |c_main_#t~ret3|))))) (< v_main_~x~0_4 (/ 1.0 10.0)))) is different from false [2019-09-10 01:28:37,249 WARN L860 $PredicateComparison]: unable to prove that (forall ((v_main_~x~0_4 Real)) (or (not (<= v_main_~x~0_4 (+ (- (/ |c_main_#t~ret2| (let ((.cse1 (* c_main_~IN~0 c_main_~IN~0))) (let ((.cse0 (* (* c_main_~IN~0 .cse1) c_main_~IN~0))) (+ (+ (/ .cse0 24.0) (+ (to_real 1) (- (/ .cse1 2.0)))) (/ (* c_main_~IN~0 (* .cse0 c_main_~IN~0)) 720.0)))))) c_main_~IN~0))) (< v_main_~x~0_4 (/ 1.0 10.0)))) is different from true [2019-09-10 01:28:37,283 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~ret2_BEFORE_CALL_2| Real)) (or (forall ((v_prenex_1 Real)) (or (< v_prenex_1 (/ 1.0 10.0)) (not (<= v_prenex_1 (+ (- (/ |v_main_#t~ret2_BEFORE_CALL_2| |c_fp_#res|)) |c_fp_#in~x|))))) (exists ((v_main_~x~0_4 Real)) (and (<= (/ 1.0 10.0) v_main_~x~0_4) (<= v_main_~x~0_4 (+ (- (/ |v_main_#t~ret2_BEFORE_CALL_2| (let ((.cse1 (* |c_fp_#in~x| |c_fp_#in~x|))) (let ((.cse0 (* |c_fp_#in~x| (* .cse1 |c_fp_#in~x|)))) (+ (/ (* |c_fp_#in~x| (* .cse0 |c_fp_#in~x|)) 720.0) (+ (/ .cse0 24.0) (+ (to_real 1) (- (/ .cse1 2.0))))))))) |c_fp_#in~x|)))))) is different from false [2019-09-10 01:28:37,295 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~ret2_BEFORE_CALL_2| Real)) (or (forall ((v_prenex_1 Real)) (or (< v_prenex_1 (/ 1.0 10.0)) (not (<= v_prenex_1 (+ (- (/ |v_main_#t~ret2_BEFORE_CALL_2| |c_fp_#res|)) |c_fp_#in~x|))))) (exists ((v_main_~x~0_4 Real)) (and (<= (/ 1.0 10.0) v_main_~x~0_4) (<= v_main_~x~0_4 (+ (- (/ |v_main_#t~ret2_BEFORE_CALL_2| (let ((.cse1 (* |c_fp_#in~x| |c_fp_#in~x|))) (let ((.cse0 (* |c_fp_#in~x| (* .cse1 |c_fp_#in~x|)))) (+ (/ (* |c_fp_#in~x| (* .cse0 |c_fp_#in~x|)) 720.0) (+ (/ .cse0 24.0) (+ (to_real 1) (- (/ .cse1 2.0))))))))) |c_fp_#in~x|)))))) is different from true [2019-09-10 01:28:37,318 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_prenex_1 Real) (|v_main_#t~ret2_BEFORE_CALL_2| Real)) (or (< v_prenex_1 (/ 1.0 10.0)) (not (<= v_prenex_1 (+ (- (/ |v_main_#t~ret2_BEFORE_CALL_2| |c_fp_#res|)) |c_fp_#in~x|))) (exists ((v_main_~x~0_4 Real)) (and (<= (/ 1.0 10.0) v_main_~x~0_4) (<= v_main_~x~0_4 (+ (- (/ |v_main_#t~ret2_BEFORE_CALL_2| (let ((.cse1 (* |c_fp_#in~x| |c_fp_#in~x|))) (let ((.cse0 (* |c_fp_#in~x| (* .cse1 |c_fp_#in~x|)))) (+ (/ (* |c_fp_#in~x| (* .cse0 |c_fp_#in~x|)) 720.0) (+ (/ .cse0 24.0) (+ (to_real 1) (- (/ .cse1 2.0))))))))) |c_fp_#in~x|)))))) is different from false [2019-09-10 01:28:37,341 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_prenex_1 Real) (|v_main_#t~ret2_BEFORE_CALL_2| Real)) (or (< v_prenex_1 (/ 1.0 10.0)) (not (<= v_prenex_1 (+ (- (/ |v_main_#t~ret2_BEFORE_CALL_2| (let ((.cse1 (* |c_fp_#in~x| |c_fp_#in~x|))) (let ((.cse0 (* |c_fp_#in~x| (* .cse1 |c_fp_#in~x|)))) (+ (/ (* |c_fp_#in~x| (* .cse0 |c_fp_#in~x|)) 720.0) (+ (/ .cse0 24.0) (+ (to_real 1) (- (/ .cse1 2.0))))))))) |c_fp_#in~x|))) (exists ((v_main_~x~0_4 Real)) (and (<= (/ 1.0 10.0) v_main_~x~0_4) (<= v_main_~x~0_4 (+ (- (/ |v_main_#t~ret2_BEFORE_CALL_2| (let ((.cse3 (* |c_fp_#in~x| |c_fp_#in~x|))) (let ((.cse2 (* |c_fp_#in~x| (* .cse3 |c_fp_#in~x|)))) (+ (/ (* |c_fp_#in~x| (* .cse2 |c_fp_#in~x|)) 720.0) (+ (/ .cse2 24.0) (+ (to_real 1) (- (/ .cse3 2.0))))))))) |c_fp_#in~x|)))))) is different from false [2019-09-10 01:28:37,347 WARN L860 $PredicateComparison]: unable to prove that (forall ((v_prenex_1 Real) (|v_main_#t~ret2_BEFORE_CALL_2| Real)) (or (< v_prenex_1 (/ 1.0 10.0)) (not (<= v_prenex_1 (+ (- (/ |v_main_#t~ret2_BEFORE_CALL_2| (let ((.cse1 (* |c_fp_#in~x| |c_fp_#in~x|))) (let ((.cse0 (* |c_fp_#in~x| (* .cse1 |c_fp_#in~x|)))) (+ (/ (* |c_fp_#in~x| (* .cse0 |c_fp_#in~x|)) 720.0) (+ (/ .cse0 24.0) (+ (to_real 1) (- (/ .cse1 2.0))))))))) |c_fp_#in~x|))) (exists ((v_main_~x~0_4 Real)) (and (<= (/ 1.0 10.0) v_main_~x~0_4) (<= v_main_~x~0_4 (+ (- (/ |v_main_#t~ret2_BEFORE_CALL_2| (let ((.cse3 (* |c_fp_#in~x| |c_fp_#in~x|))) (let ((.cse2 (* |c_fp_#in~x| (* .cse3 |c_fp_#in~x|)))) (+ (/ (* |c_fp_#in~x| (* .cse2 |c_fp_#in~x|)) 720.0) (+ (/ .cse2 24.0) (+ (to_real 1) (- (/ .cse3 2.0))))))))) |c_fp_#in~x|)))))) is different from true [2019-09-10 01:28:37,433 WARN L860 $PredicateComparison]: unable to prove that (forall ((v_main_~x~0_4 Real)) (or (not (<= v_main_~x~0_4 (+ (- (let ((.cse4 (* c_main_~IN~0 c_main_~IN~0))) (let ((.cse1 (* c_main_~IN~0 .cse4))) (let ((.cse3 (* .cse1 c_main_~IN~0))) (let ((.cse0 (* .cse3 c_main_~IN~0))) (let ((.cse2 (* c_main_~IN~0 .cse0))) (/ (+ (+ (/ .cse0 120.0) (+ (- (/ .cse1 6.0)) c_main_~IN~0)) (/ (* .cse2 c_main_~IN~0) 5040.0)) (+ (+ (/ .cse3 24.0) (+ (to_real 1) (- (/ .cse4 2.0)))) (/ .cse2 720.0))))))))) c_main_~IN~0))) (< v_main_~x~0_4 (/ 1.0 10.0)))) is different from true [2019-09-10 01:28:37,455 WARN L860 $PredicateComparison]: unable to prove that (or (exists ((v_main_~x~0_4 Real)) (and (<= (/ 1.0 10.0) v_main_~x~0_4) (<= v_main_~x~0_4 (+ |c_f_#in~x| (- (let ((.cse4 (* |c_f_#in~x| |c_f_#in~x|))) (let ((.cse1 (* .cse4 |c_f_#in~x|))) (let ((.cse3 (* .cse1 |c_f_#in~x|))) (let ((.cse0 (* |c_f_#in~x| .cse3))) (let ((.cse2 (* |c_f_#in~x| .cse0))) (/ (+ (+ (/ .cse0 120.0) (+ (- (/ .cse1 6.0)) |c_f_#in~x|)) (/ (* .cse2 |c_f_#in~x|) 5040.0)) (+ (+ (/ .cse3 24.0) (+ (to_real 1) (- (/ .cse4 2.0)))) (/ .cse2 720.0))))))))))))) (forall ((v_prenex_2 Real)) (or (not (<= v_prenex_2 (+ |c_f_#in~x| (- (/ |c_f_#res| (let ((.cse6 (* |c_f_#in~x| |c_f_#in~x|))) (let ((.cse5 (* (* .cse6 |c_f_#in~x|) |c_f_#in~x|))) (+ (+ (/ .cse5 24.0) (+ (to_real 1) (- (/ .cse6 2.0)))) (/ (* |c_f_#in~x| (* |c_f_#in~x| .cse5)) 720.0))))))))) (< v_prenex_2 (/ 1.0 10.0))))) is different from true [2019-09-10 01:28:37,482 WARN L860 $PredicateComparison]: unable to prove that (or (forall ((v_prenex_2 Real)) (or (not (<= v_prenex_2 (+ |c_f_#in~x| (- (let ((.cse4 (* |c_f_#in~x| |c_f_#in~x|))) (let ((.cse1 (* .cse4 |c_f_#in~x|))) (let ((.cse3 (* .cse1 |c_f_#in~x|))) (let ((.cse0 (* |c_f_#in~x| .cse3))) (let ((.cse2 (* |c_f_#in~x| .cse0))) (/ (+ (+ (/ .cse0 120.0) (+ (- (/ .cse1 6.0)) |c_f_#in~x|)) (/ (* .cse2 |c_f_#in~x|) 5040.0)) (+ (+ (/ .cse3 24.0) (+ (to_real 1) (- (/ .cse4 2.0)))) (/ .cse2 720.0)))))))))))) (< v_prenex_2 (/ 1.0 10.0)))) (exists ((v_main_~x~0_4 Real)) (and (<= (/ 1.0 10.0) v_main_~x~0_4) (<= v_main_~x~0_4 (+ |c_f_#in~x| (- (let ((.cse9 (* |c_f_#in~x| |c_f_#in~x|))) (let ((.cse6 (* .cse9 |c_f_#in~x|))) (let ((.cse8 (* .cse6 |c_f_#in~x|))) (let ((.cse5 (* |c_f_#in~x| .cse8))) (let ((.cse7 (* |c_f_#in~x| .cse5))) (/ (+ (+ (/ .cse5 120.0) (+ (- (/ .cse6 6.0)) |c_f_#in~x|)) (/ (* .cse7 |c_f_#in~x|) 5040.0)) (+ (+ (/ .cse8 24.0) (+ (to_real 1) (- (/ .cse9 2.0)))) (/ .cse7 720.0)))))))))))))) is different from true [2019-09-10 01:28:43,541 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_main_~x~0_4 Real) (v_main_~IN~0_9 Real)) (or (<= (/ 2.0 5.0) v_main_~IN~0_9) (not (<= v_main_~x~0_4 (+ (- (let ((.cse4 (* v_main_~IN~0_9 v_main_~IN~0_9))) (let ((.cse0 (* .cse4 v_main_~IN~0_9))) (let ((.cse3 (* v_main_~IN~0_9 .cse0))) (let ((.cse1 (* .cse3 v_main_~IN~0_9))) (let ((.cse2 (* .cse1 v_main_~IN~0_9))) (/ (+ (+ (+ (- (/ .cse0 6.0)) v_main_~IN~0_9) (/ .cse1 120.0)) (/ (* .cse2 v_main_~IN~0_9) 5040.0)) (+ (/ .cse2 720.0) (+ (/ .cse3 24.0) (+ (to_real 1) (- (/ .cse4 2.0)))))))))))) v_main_~IN~0_9))) (< v_main_~x~0_4 (/ 1.0 10.0)) (<= (+ v_main_~IN~0_9 (/ 2.0 5.0)) 0.0))) is different from false [2019-09-10 01:28:45,565 WARN L860 $PredicateComparison]: unable to prove that (forall ((v_main_~x~0_4 Real) (v_main_~IN~0_9 Real)) (or (<= (/ 2.0 5.0) v_main_~IN~0_9) (not (<= v_main_~x~0_4 (+ (- (let ((.cse4 (* v_main_~IN~0_9 v_main_~IN~0_9))) (let ((.cse0 (* .cse4 v_main_~IN~0_9))) (let ((.cse3 (* v_main_~IN~0_9 .cse0))) (let ((.cse1 (* .cse3 v_main_~IN~0_9))) (let ((.cse2 (* .cse1 v_main_~IN~0_9))) (/ (+ (+ (+ (- (/ .cse0 6.0)) v_main_~IN~0_9) (/ .cse1 120.0)) (/ (* .cse2 v_main_~IN~0_9) 5040.0)) (+ (/ .cse2 720.0) (+ (/ .cse3 24.0) (+ (to_real 1) (- (/ .cse4 2.0)))))))))))) v_main_~IN~0_9))) (< v_main_~x~0_4 (/ 1.0 10.0)) (<= (+ v_main_~IN~0_9 (/ 2.0 5.0)) 0.0))) is different from true [2019-09-10 01:28:53,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-10 01:28:53,635 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-09-10 01:28:53,635 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8, 12] imperfect sequences [] total 19 [2019-09-10 01:28:53,636 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 01:28:53,643 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-10 01:28:53,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-10 01:28:53,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=46, Unknown=16, NotChecked=242, Total=342 [2019-09-10 01:28:53,664 INFO L87 Difference]: Start difference. First operand 22 states. Second operand 9 states. [2019-09-10 01:28:53,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 01:28:53,764 INFO L93 Difference]: Finished difference Result 21 states and 20 transitions. [2019-09-10 01:28:53,765 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-10 01:28:53,766 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 16 [2019-09-10 01:28:53,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 01:28:53,772 INFO L225 Difference]: With dead ends: 21 [2019-09-10 01:28:53,773 INFO L226 Difference]: Without dead ends: 0 [2019-09-10 01:28:53,774 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 11 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 11.5s TimeCoverageRelationStatistics Valid=38, Invalid=46, Unknown=16, NotChecked=242, Total=342 [2019-09-10 01:28:53,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-10 01:28:53,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-10 01:28:53,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-10 01:28:53,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-10 01:28:53,795 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 16 [2019-09-10 01:28:53,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 01:28:53,795 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-10 01:28:53,795 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-10 01:28:53,796 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-10 01:28:53,796 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-10 01:28:53,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.09 01:28:53 BoogieIcfgContainer [2019-09-10 01:28:53,801 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-10 01:28:53,804 INFO L168 Benchmark]: Toolchain (without parser) took 29144.54 ms. Allocated memory was 130.5 MB in the beginning and 197.1 MB in the end (delta: 66.6 MB). Free memory was 86.9 MB in the beginning and 96.6 MB in the end (delta: -9.7 MB). Peak memory consumption was 56.8 MB. Max. memory is 7.1 GB. [2019-09-10 01:28:53,805 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 130.5 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-10 01:28:53,806 INFO L168 Benchmark]: CACSL2BoogieTranslator took 296.10 ms. Allocated memory is still 130.5 MB. Free memory was 86.7 MB in the beginning and 77.2 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-09-10 01:28:53,807 INFO L168 Benchmark]: Boogie Preprocessor took 109.50 ms. Allocated memory was 130.5 MB in the beginning and 197.1 MB in the end (delta: 66.6 MB). Free memory was 77.2 MB in the beginning and 173.5 MB in the end (delta: -96.4 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. [2019-09-10 01:28:53,808 INFO L168 Benchmark]: RCFGBuilder took 235.00 ms. Allocated memory is still 197.1 MB. Free memory was 173.5 MB in the beginning and 162.4 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. [2019-09-10 01:28:53,809 INFO L168 Benchmark]: TraceAbstraction took 28498.26 ms. Allocated memory is still 197.1 MB. Free memory was 161.8 MB in the beginning and 96.6 MB in the end (delta: 65.2 MB). Peak memory consumption was 65.2 MB. Max. memory is 7.1 GB. [2019-09-10 01:28:53,813 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 130.5 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 296.10 ms. Allocated memory is still 130.5 MB. Free memory was 86.7 MB in the beginning and 77.2 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 109.50 ms. Allocated memory was 130.5 MB in the beginning and 197.1 MB in the end (delta: 66.6 MB). Free memory was 77.2 MB in the beginning and 173.5 MB in the end (delta: -96.4 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 235.00 ms. Allocated memory is still 197.1 MB. Free memory was 173.5 MB in the beginning and 162.4 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 28498.26 ms. Allocated memory is still 197.1 MB. Free memory was 161.8 MB in the beginning and 96.6 MB in the end (delta: 65.2 MB). Peak memory consumption was 65.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 28]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 22 locations, 1 error locations. SAFE Result, 28.3s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 0 SDslu, 66 SDs, 0 SdLazy, 4 SolverSat, 0 SolverUnsat, 6 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 31 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 11 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 11.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred 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: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 27.9s InterpolantComputationTime, 32 NumberOfCodeBlocks, 32 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 30 ConstructedInterpolants, 13 QuantifiedInterpolants, 21615 SizeOfPredicates, 4 NumberOfNonLiveVariables, 39 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...