/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/loops/trex01-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-8fc6572 [2020-07-10 20:22:12,438 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-10 20:22:12,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-10 20:22:12,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-10 20:22:12,453 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-10 20:22:12,454 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-10 20:22:12,455 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-10 20:22:12,457 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-10 20:22:12,459 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-10 20:22:12,459 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-10 20:22:12,460 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-10 20:22:12,462 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-10 20:22:12,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-10 20:22:12,463 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-10 20:22:12,464 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-10 20:22:12,465 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-10 20:22:12,466 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-10 20:22:12,467 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-10 20:22:12,469 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-10 20:22:12,470 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-10 20:22:12,472 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-10 20:22:12,473 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-10 20:22:12,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-10 20:22:12,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-10 20:22:12,478 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-10 20:22:12,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-10 20:22:12,481 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-10 20:22:12,482 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-10 20:22:12,483 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-10 20:22:12,484 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-10 20:22:12,484 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-10 20:22:12,485 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-10 20:22:12,485 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-10 20:22:12,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-10 20:22:12,486 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-10 20:22:12,487 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-10 20:22:12,487 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-10 20:22:12,497 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-10 20:22:12,497 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-10 20:22:12,498 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-10 20:22:12,499 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-10 20:22:12,499 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-10 20:22:12,499 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-10 20:22:12,499 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-10 20:22:12,501 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-10 20:22:12,502 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-10 20:22:12,502 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-10 20:22:12,502 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-10 20:22:12,502 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-10 20:22:12,502 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-10 20:22:12,503 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-10 20:22:12,503 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-10 20:22:12,503 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-10 20:22:12,503 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-10 20:22:12,503 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-10 20:22:12,503 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 20:22:12,504 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-10 20:22:12,504 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-10 20:22:12,505 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-10 20:22:12,506 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-10 20:22:12,797 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-10 20:22:12,810 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-10 20:22:12,814 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-10 20:22:12,815 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-10 20:22:12,816 INFO L275 PluginConnector]: CDTParser initialized [2020-07-10 20:22:12,816 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/trex01-1.c [2020-07-10 20:22:12,887 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07b3c87b5/4f7ec3c5d37c4d30b3d4a4ff3665a6ea/FLAG0d4882470 [2020-07-10 20:22:13,390 INFO L306 CDTParser]: Found 1 translation units. [2020-07-10 20:22:13,391 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/trex01-1.c [2020-07-10 20:22:13,400 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07b3c87b5/4f7ec3c5d37c4d30b3d4a4ff3665a6ea/FLAG0d4882470 [2020-07-10 20:22:13,768 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07b3c87b5/4f7ec3c5d37c4d30b3d4a4ff3665a6ea [2020-07-10 20:22:13,777 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-10 20:22:13,779 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-10 20:22:13,780 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-10 20:22:13,780 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-10 20:22:13,783 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-10 20:22:13,785 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 08:22:13" (1/1) ... [2020-07-10 20:22:13,788 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@667a5e45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 08:22:13, skipping insertion in model container [2020-07-10 20:22:13,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 08:22:13" (1/1) ... [2020-07-10 20:22:13,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-10 20:22:13,814 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-10 20:22:13,974 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 20:22:13,979 INFO L203 MainTranslator]: Completed pre-run [2020-07-10 20:22:14,005 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 20:22:14,021 INFO L208 MainTranslator]: Completed translation [2020-07-10 20:22:14,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 08:22:14 WrapperNode [2020-07-10 20:22:14,022 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-10 20:22:14,022 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-10 20:22:14,022 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-10 20:22:14,023 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-10 20:22:14,036 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 08:22:14" (1/1) ... [2020-07-10 20:22:14,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 08:22:14" (1/1) ... [2020-07-10 20:22:14,043 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 08:22:14" (1/1) ... [2020-07-10 20:22:14,043 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 08:22:14" (1/1) ... [2020-07-10 20:22:14,129 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 08:22:14" (1/1) ... [2020-07-10 20:22:14,135 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 08:22:14" (1/1) ... [2020-07-10 20:22:14,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 08:22:14" (1/1) ... [2020-07-10 20:22:14,144 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-10 20:22:14,144 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-10 20:22:14,144 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-10 20:22:14,145 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-10 20:22:14,151 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 08:22:14" (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 [2020-07-10 20:22:14,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-10 20:22:14,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-10 20:22:14,208 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-07-10 20:22:14,209 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2020-07-10 20:22:14,209 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-10 20:22:14,209 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-10 20:22:14,209 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-07-10 20:22:14,209 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-07-10 20:22:14,210 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-10 20:22:14,210 INFO L130 BoogieDeclarations]: Found specification of procedure f [2020-07-10 20:22:14,210 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-10 20:22:14,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-10 20:22:14,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-10 20:22:14,570 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-10 20:22:14,570 INFO L295 CfgBuilder]: Removed 2 assume(true) statements. [2020-07-10 20:22:14,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 08:22:14 BoogieIcfgContainer [2020-07-10 20:22:14,579 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-10 20:22:14,581 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-10 20:22:14,581 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-10 20:22:14,585 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-10 20:22:14,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 08:22:13" (1/3) ... [2020-07-10 20:22:14,586 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31ccbc4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 08:22:14, skipping insertion in model container [2020-07-10 20:22:14,586 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 08:22:14" (2/3) ... [2020-07-10 20:22:14,587 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31ccbc4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 08:22:14, skipping insertion in model container [2020-07-10 20:22:14,587 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 08:22:14" (3/3) ... [2020-07-10 20:22:14,589 INFO L109 eAbstractionObserver]: Analyzing ICFG trex01-1.c [2020-07-10 20:22:14,600 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-10 20:22:14,608 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-10 20:22:14,622 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-10 20:22:14,645 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-10 20:22:14,645 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-10 20:22:14,645 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-10 20:22:14,645 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-10 20:22:14,646 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-10 20:22:14,646 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-10 20:22:14,646 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-10 20:22:14,646 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-10 20:22:14,662 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states. [2020-07-10 20:22:14,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-07-10 20:22:14,675 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 20:22:14,677 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] [2020-07-10 20:22:14,677 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 20:22:14,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 20:22:14,684 INFO L82 PathProgramCache]: Analyzing trace with hash 1256366237, now seen corresponding path program 1 times [2020-07-10 20:22:14,694 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-10 20:22:14,694 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [389837771] [2020-07-10 20:22:14,695 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 20:22:14,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 20:22:14,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 20:22:14,902 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-10 20:22:14,904 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-07-10 20:22:14,904 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-10 20:22:14,905 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-10 20:22:14,926 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-10 20:22:14,927 WARN L170 areAnnotationChecker]: fENTRY has no Hoare annotation [2020-07-10 20:22:14,927 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 20:22:14,927 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 20:22:14,928 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-10 20:22:14,928 WARN L170 areAnnotationChecker]: __VERIFIER_assertENTRY has no Hoare annotation [2020-07-10 20:22:14,928 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-10 20:22:14,928 WARN L170 areAnnotationChecker]: L13 has no Hoare annotation [2020-07-10 20:22:14,928 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 20:22:14,929 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 20:22:14,929 WARN L170 areAnnotationChecker]: L34 has no Hoare annotation [2020-07-10 20:22:14,929 WARN L170 areAnnotationChecker]: L4 has no Hoare annotation [2020-07-10 20:22:14,929 WARN L170 areAnnotationChecker]: L4 has no Hoare annotation [2020-07-10 20:22:14,929 WARN L170 areAnnotationChecker]: L13-1 has no Hoare annotation [2020-07-10 20:22:14,930 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-10 20:22:14,930 WARN L170 areAnnotationChecker]: L35 has no Hoare annotation [2020-07-10 20:22:14,930 WARN L170 areAnnotationChecker]: L35 has no Hoare annotation [2020-07-10 20:22:14,931 WARN L170 areAnnotationChecker]: L5 has no Hoare annotation [2020-07-10 20:22:14,931 WARN L170 areAnnotationChecker]: L5 has no Hoare annotation [2020-07-10 20:22:14,931 WARN L170 areAnnotationChecker]: L4-2 has no Hoare annotation [2020-07-10 20:22:14,931 WARN L170 areAnnotationChecker]: L13-2 has no Hoare annotation [2020-07-10 20:22:14,932 WARN L170 areAnnotationChecker]: L36 has no Hoare annotation [2020-07-10 20:22:14,932 WARN L170 areAnnotationChecker]: L36 has no Hoare annotation [2020-07-10 20:22:14,932 WARN L170 areAnnotationChecker]: L38 has no Hoare annotation [2020-07-10 20:22:14,932 WARN L170 areAnnotationChecker]: L38 has no Hoare annotation [2020-07-10 20:22:14,932 WARN L170 areAnnotationChecker]: __VERIFIER_assertEXIT has no Hoare annotation [2020-07-10 20:22:14,933 WARN L170 areAnnotationChecker]: L13-3 has no Hoare annotation [2020-07-10 20:22:14,936 WARN L170 areAnnotationChecker]: L38-1 has no Hoare annotation [2020-07-10 20:22:14,936 WARN L170 areAnnotationChecker]: L22-2 has no Hoare annotation [2020-07-10 20:22:14,937 WARN L170 areAnnotationChecker]: L22-2 has no Hoare annotation [2020-07-10 20:22:14,937 WARN L170 areAnnotationChecker]: L22-2 has no Hoare annotation [2020-07-10 20:22:14,937 WARN L170 areAnnotationChecker]: L13-4 has no Hoare annotation [2020-07-10 20:22:14,937 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-10 20:22:14,937 WARN L170 areAnnotationChecker]: L20-1 has no Hoare annotation [2020-07-10 20:22:14,938 WARN L170 areAnnotationChecker]: L21 has no Hoare annotation [2020-07-10 20:22:14,939 WARN L170 areAnnotationChecker]: L13-5 has no Hoare annotation [2020-07-10 20:22:14,939 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-10 20:22:14,939 WARN L170 areAnnotationChecker]: fEXIT has no Hoare annotation [2020-07-10 20:22:14,939 WARN L170 areAnnotationChecker]: fEXIT has no Hoare annotation [2020-07-10 20:22:14,939 WARN L170 areAnnotationChecker]: L21-1 has no Hoare annotation [2020-07-10 20:22:14,940 WARN L170 areAnnotationChecker]: L13-6 has no Hoare annotation [2020-07-10 20:22:14,940 WARN L170 areAnnotationChecker]: L22 has no Hoare annotation [2020-07-10 20:22:14,940 WARN L170 areAnnotationChecker]: L22 has no Hoare annotation [2020-07-10 20:22:14,940 WARN L170 areAnnotationChecker]: L13-7 has no Hoare annotation [2020-07-10 20:22:14,940 WARN L170 areAnnotationChecker]: L23 has no Hoare annotation [2020-07-10 20:22:14,941 WARN L170 areAnnotationChecker]: L28 has no Hoare annotation [2020-07-10 20:22:14,941 WARN L170 areAnnotationChecker]: L13-8 has no Hoare annotation [2020-07-10 20:22:14,941 WARN L170 areAnnotationChecker]: L25 has no Hoare annotation [2020-07-10 20:22:14,941 WARN L170 areAnnotationChecker]: L13-9 has no Hoare annotation [2020-07-10 20:22:14,941 WARN L170 areAnnotationChecker]: L25-1 has no Hoare annotation [2020-07-10 20:22:14,941 WARN L170 areAnnotationChecker]: L14 has no Hoare annotation [2020-07-10 20:22:14,942 WARN L170 areAnnotationChecker]: L14 has no Hoare annotation [2020-07-10 20:22:14,942 WARN L170 areAnnotationChecker]: L26 has no Hoare annotation [2020-07-10 20:22:14,942 WARN L170 areAnnotationChecker]: L17-2 has no Hoare annotation [2020-07-10 20:22:14,942 WARN L170 areAnnotationChecker]: L17-2 has no Hoare annotation [2020-07-10 20:22:14,942 WARN L170 areAnnotationChecker]: L17-2 has no Hoare annotation [2020-07-10 20:22:14,943 WARN L170 areAnnotationChecker]: L17-3 has no Hoare annotation [2020-07-10 20:22:14,943 WARN L170 areAnnotationChecker]: L17-3 has no Hoare annotation [2020-07-10 20:22:14,943 WARN L170 areAnnotationChecker]: L17-1 has no Hoare annotation [2020-07-10 20:22:14,943 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. [2020-07-10 20:22:14,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 08:22:14 BoogieIcfgContainer [2020-07-10 20:22:14,948 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-10 20:22:14,952 INFO L168 Benchmark]: Toolchain (without parser) took 1172.56 ms. Allocated memory was 137.4 MB in the beginning and 200.8 MB in the end (delta: 63.4 MB). Free memory was 102.2 MB in the beginning and 139.7 MB in the end (delta: -37.4 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2020-07-10 20:22:14,953 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 137.4 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-07-10 20:22:14,954 INFO L168 Benchmark]: CACSL2BoogieTranslator took 242.33 ms. Allocated memory is still 137.4 MB. Free memory was 102.0 MB in the beginning and 92.0 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2020-07-10 20:22:14,955 INFO L168 Benchmark]: Boogie Preprocessor took 121.74 ms. Allocated memory was 137.4 MB in the beginning and 200.8 MB in the end (delta: 63.4 MB). Free memory was 92.0 MB in the beginning and 179.6 MB in the end (delta: -87.6 MB). Peak memory consumption was 14.8 MB. Max. memory is 7.1 GB. [2020-07-10 20:22:14,956 INFO L168 Benchmark]: RCFGBuilder took 434.69 ms. Allocated memory is still 200.8 MB. Free memory was 179.6 MB in the beginning and 157.3 MB in the end (delta: 22.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. [2020-07-10 20:22:14,957 INFO L168 Benchmark]: TraceAbstraction took 368.20 ms. Allocated memory is still 200.8 MB. Free memory was 156.6 MB in the beginning and 139.7 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 7.1 GB. [2020-07-10 20:22:14,961 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 0.23 ms. Allocated memory is still 137.4 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 242.33 ms. Allocated memory is still 137.4 MB. Free memory was 102.0 MB in the beginning and 92.0 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 121.74 ms. Allocated memory was 137.4 MB in the beginning and 200.8 MB in the end (delta: 63.4 MB). Free memory was 92.0 MB in the beginning and 179.6 MB in the end (delta: -87.6 MB). Peak memory consumption was 14.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 434.69 ms. Allocated memory is still 200.8 MB. Free memory was 179.6 MB in the beginning and 157.3 MB in the end (delta: 22.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 368.20 ms. Allocated memory is still 200.8 MB. Free memory was 156.6 MB in the beginning and 139.7 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 5]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L34] _Bool c = __VERIFIER_nondet_bool(); [L35] COND TRUE \read(c) [L36] CALL f(1) [L13] int x = __VERIFIER_nondet_int(), y = __VERIFIER_nondet_int(), k = __VERIFIER_nondet_int(), z = 1; [L13] int x = __VERIFIER_nondet_int(), y = __VERIFIER_nondet_int(), k = __VERIFIER_nondet_int(), z = 1; [L13] int x = __VERIFIER_nondet_int(), y = __VERIFIER_nondet_int(), k = __VERIFIER_nondet_int(), z = 1; [L13] int x = __VERIFIER_nondet_int(), y = __VERIFIER_nondet_int(), k = __VERIFIER_nondet_int(), z = 1; [L14] COND FALSE !(!(k <= 1073741823)) [L17] COND FALSE !(z < k) [L18] CALL __VERIFIER_assert(z>=2) [L4] COND TRUE !(cond) [L5] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 46 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.2s, 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=46occurred 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 proved your program to be incorrect! Received shutdown request...