/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 --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/loops/terminator_02-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-8fc6572 [2020-07-11 02:28:11,800 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-11 02:28:11,803 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-11 02:28:11,823 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-11 02:28:11,823 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-11 02:28:11,825 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-11 02:28:11,827 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-11 02:28:11,839 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-11 02:28:11,842 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-11 02:28:11,845 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-11 02:28:11,848 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-11 02:28:11,850 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-11 02:28:11,850 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-11 02:28:11,852 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-11 02:28:11,855 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-11 02:28:11,856 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-11 02:28:11,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-11 02:28:11,858 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-11 02:28:11,860 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-11 02:28:11,866 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-11 02:28:11,871 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-11 02:28:11,874 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-11 02:28:11,876 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-11 02:28:11,876 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-11 02:28:11,879 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-11 02:28:11,879 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-11 02:28:11,880 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-11 02:28:11,882 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-11 02:28:11,883 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-11 02:28:11,884 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-11 02:28:11,884 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-11 02:28:11,885 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-11 02:28:11,886 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-11 02:28:11,887 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-11 02:28:11,888 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-11 02:28:11,888 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-11 02:28:11,889 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-11 02:28:11,889 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-11 02:28:11,890 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-11 02:28:11,891 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-11 02:28:11,892 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-11 02:28:11,893 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-11 02:28:11,923 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-11 02:28:11,924 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-11 02:28:11,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-11 02:28:11,930 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-11 02:28:11,930 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-11 02:28:11,930 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-11 02:28:11,930 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-11 02:28:11,931 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-11 02:28:11,931 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-11 02:28:11,931 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-11 02:28:11,931 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-11 02:28:11,931 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-11 02:28:11,932 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-11 02:28:11,932 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-11 02:28:11,932 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-11 02:28:11,935 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-11 02:28:11,936 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-11 02:28:11,936 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-11 02:28:11,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-11 02:28:11,936 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-11 02:28:11,937 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-11 02:28:11,937 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-11 02:28:11,937 INFO L138 SettingsManager]: * Use separate solver for trace checks=false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-07-11 02:28:12,243 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-11 02:28:12,257 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-11 02:28:12,260 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-11 02:28:12,262 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-11 02:28:12,262 INFO L275 PluginConnector]: CDTParser initialized [2020-07-11 02:28:12,263 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/terminator_02-1.c [2020-07-11 02:28:12,340 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de50e8c58/6743812bfbd04136a15ee4663974f61b/FLAG40812db16 [2020-07-11 02:28:12,781 INFO L306 CDTParser]: Found 1 translation units. [2020-07-11 02:28:12,782 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/terminator_02-1.c [2020-07-11 02:28:12,788 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de50e8c58/6743812bfbd04136a15ee4663974f61b/FLAG40812db16 [2020-07-11 02:28:13,160 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de50e8c58/6743812bfbd04136a15ee4663974f61b [2020-07-11 02:28:13,169 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-11 02:28:13,171 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-11 02:28:13,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-11 02:28:13,172 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-11 02:28:13,176 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-11 02:28:13,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.07 02:28:13" (1/1) ... [2020-07-11 02:28:13,181 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f61ec18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 02:28:13, skipping insertion in model container [2020-07-11 02:28:13,181 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.07 02:28:13" (1/1) ... [2020-07-11 02:28:13,189 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-11 02:28:13,207 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-11 02:28:13,396 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-11 02:28:13,401 INFO L203 MainTranslator]: Completed pre-run [2020-07-11 02:28:13,423 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-11 02:28:13,441 INFO L208 MainTranslator]: Completed translation [2020-07-11 02:28:13,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 02:28:13 WrapperNode [2020-07-11 02:28:13,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-11 02:28:13,443 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-11 02:28:13,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-11 02:28:13,444 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-11 02:28:13,462 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 02:28:13" (1/1) ... [2020-07-11 02:28:13,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 02:28:13" (1/1) ... [2020-07-11 02:28:13,470 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 02:28:13" (1/1) ... [2020-07-11 02:28:13,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 02:28:13" (1/1) ... [2020-07-11 02:28:13,477 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 02:28:13" (1/1) ... [2020-07-11 02:28:13,484 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 02:28:13" (1/1) ... [2020-07-11 02:28:13,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 02:28:13" (1/1) ... [2020-07-11 02:28:13,487 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-11 02:28:13,488 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-11 02:28:13,488 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-11 02:28:13,488 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-11 02:28:13,489 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 02:28:13" (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 [2020-07-11 02:28:13,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-11 02:28:13,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-11 02:28:13,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-07-11 02:28:13,692 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-11 02:28:13,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-11 02:28:13,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-07-11 02:28:13,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-11 02:28:13,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-07-11 02:28:13,692 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-11 02:28:13,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-11 02:28:13,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-11 02:28:14,032 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-11 02:28:14,032 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-11 02:28:14,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.07 02:28:14 BoogieIcfgContainer [2020-07-11 02:28:14,036 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-11 02:28:14,042 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-11 02:28:14,043 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-11 02:28:14,046 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-11 02:28:14,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.07 02:28:13" (1/3) ... [2020-07-11 02:28:14,051 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25b9a949 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.07 02:28:14, skipping insertion in model container [2020-07-11 02:28:14,051 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 02:28:13" (2/3) ... [2020-07-11 02:28:14,051 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25b9a949 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.07 02:28:14, skipping insertion in model container [2020-07-11 02:28:14,052 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.07 02:28:14" (3/3) ... [2020-07-11 02:28:14,056 INFO L109 eAbstractionObserver]: Analyzing ICFG terminator_02-1.c [2020-07-11 02:28:14,082 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-11 02:28:14,105 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-11 02:28:14,135 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-11 02:28:14,192 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-11 02:28:14,192 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-11 02:28:14,192 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-07-11 02:28:14,192 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-11 02:28:14,192 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-11 02:28:14,193 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-11 02:28:14,193 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-11 02:28:14,193 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-11 02:28:14,210 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states. [2020-07-11 02:28:14,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-07-11 02:28:14,220 INFO L414 BasicCegarLoop]: Found error trace [2020-07-11 02:28:14,221 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-11 02:28:14,221 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-11 02:28:14,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-11 02:28:14,228 INFO L82 PathProgramCache]: Analyzing trace with hash 372962344, now seen corresponding path program 1 times [2020-07-11 02:28:14,234 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-11 02:28:14,235 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1540871991] [2020-07-11 02:28:14,236 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-11 02:28:14,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-11 02:28:14,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-11 02:28:14,360 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-07-11 02:28:14,361 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-11 02:28:14,361 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-11 02:28:14,387 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-11 02:28:14,387 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-11 02:28:14,388 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-11 02:28:14,388 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-11 02:28:14,388 WARN L170 areAnnotationChecker]: __VERIFIER_assertENTRY has no Hoare annotation [2020-07-11 02:28:14,388 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-11 02:28:14,388 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-11 02:28:14,388 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-11 02:28:14,389 WARN L170 areAnnotationChecker]: L14 has no Hoare annotation [2020-07-11 02:28:14,389 WARN L170 areAnnotationChecker]: L4 has no Hoare annotation [2020-07-11 02:28:14,389 WARN L170 areAnnotationChecker]: L4 has no Hoare annotation [2020-07-11 02:28:14,389 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-11 02:28:14,389 WARN L170 areAnnotationChecker]: L14-1 has no Hoare annotation [2020-07-11 02:28:14,390 WARN L170 areAnnotationChecker]: L5 has no Hoare annotation [2020-07-11 02:28:14,390 WARN L170 areAnnotationChecker]: L5 has no Hoare annotation [2020-07-11 02:28:14,390 WARN L170 areAnnotationChecker]: L4-2 has no Hoare annotation [2020-07-11 02:28:14,390 WARN L170 areAnnotationChecker]: L15 has no Hoare annotation [2020-07-11 02:28:14,390 WARN L170 areAnnotationChecker]: __VERIFIER_assertEXIT has no Hoare annotation [2020-07-11 02:28:14,390 WARN L170 areAnnotationChecker]: L15-1 has no Hoare annotation [2020-07-11 02:28:14,391 WARN L170 areAnnotationChecker]: L32 has no Hoare annotation [2020-07-11 02:28:14,391 WARN L170 areAnnotationChecker]: L15-2 has no Hoare annotation [2020-07-11 02:28:14,391 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-11 02:28:14,391 WARN L170 areAnnotationChecker]: L16 has no Hoare annotation [2020-07-11 02:28:14,391 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-11 02:28:14,391 WARN L170 areAnnotationChecker]: L16-1 has no Hoare annotation [2020-07-11 02:28:14,391 WARN L170 areAnnotationChecker]: L16-2 has no Hoare annotation [2020-07-11 02:28:14,392 WARN L170 areAnnotationChecker]: L21-2 has no Hoare annotation [2020-07-11 02:28:14,392 WARN L170 areAnnotationChecker]: L21-2 has no Hoare annotation [2020-07-11 02:28:14,392 WARN L170 areAnnotationChecker]: L21-2 has no Hoare annotation [2020-07-11 02:28:14,392 WARN L170 areAnnotationChecker]: L18-2 has no Hoare annotation [2020-07-11 02:28:14,392 WARN L170 areAnnotationChecker]: L18-2 has no Hoare annotation [2020-07-11 02:28:14,392 WARN L170 areAnnotationChecker]: L20 has no Hoare annotation [2020-07-11 02:28:14,393 WARN L170 areAnnotationChecker]: L20-1 has no Hoare annotation [2020-07-11 02:28:14,393 WARN L170 areAnnotationChecker]: L21 has no Hoare annotation [2020-07-11 02:28:14,393 WARN L170 areAnnotationChecker]: L21 has no Hoare annotation [2020-07-11 02:28:14,393 WARN L170 areAnnotationChecker]: L23 has no Hoare annotation [2020-07-11 02:28:14,393 WARN L170 areAnnotationChecker]: L27 has no Hoare annotation [2020-07-11 02:28:14,393 WARN L170 areAnnotationChecker]: L23-1 has no Hoare annotation [2020-07-11 02:28:14,394 WARN L170 areAnnotationChecker]: L27-1 has no Hoare annotation [2020-07-11 02:28:14,394 WARN L170 areAnnotationChecker]: L23-2 has no Hoare annotation [2020-07-11 02:28:14,394 WARN L170 areAnnotationChecker]: L27-2 has no Hoare annotation [2020-07-11 02:28:14,394 WARN L170 areAnnotationChecker]: L28 has no Hoare annotation [2020-07-11 02:28:14,394 WARN L170 areAnnotationChecker]: L28-1 has no Hoare annotation [2020-07-11 02:28:14,394 WARN L170 areAnnotationChecker]: L28-2 has no Hoare annotation [2020-07-11 02:28:14,394 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. [2020-07-11 02:28:14,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.07 02:28:14 BoogieIcfgContainer [2020-07-11 02:28:14,399 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-11 02:28:14,403 INFO L168 Benchmark]: Toolchain (without parser) took 1230.85 ms. Allocated memory was 143.7 MB in the beginning and 203.9 MB in the end (delta: 60.3 MB). Free memory was 102.0 MB in the beginning and 149.1 MB in the end (delta: -47.1 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. [2020-07-11 02:28:14,404 INFO L168 Benchmark]: CDTParser took 1.02 ms. Allocated memory is still 143.7 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-07-11 02:28:14,405 INFO L168 Benchmark]: CACSL2BoogieTranslator took 270.73 ms. Allocated memory is still 143.7 MB. Free memory was 101.8 MB in the beginning and 92.1 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2020-07-11 02:28:14,406 INFO L168 Benchmark]: Boogie Preprocessor took 44.24 ms. Allocated memory is still 143.7 MB. Free memory was 92.1 MB in the beginning and 90.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. [2020-07-11 02:28:14,407 INFO L168 Benchmark]: RCFGBuilder took 548.77 ms. Allocated memory was 143.7 MB in the beginning and 203.9 MB in the end (delta: 60.3 MB). Free memory was 90.5 MB in the beginning and 164.3 MB in the end (delta: -73.8 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2020-07-11 02:28:14,408 INFO L168 Benchmark]: TraceAbstraction took 356.84 ms. Allocated memory is still 203.9 MB. Free memory was 164.3 MB in the beginning and 149.1 MB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 7.1 GB. [2020-07-11 02:28:14,412 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 1.02 ms. Allocated memory is still 143.7 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 270.73 ms. Allocated memory is still 143.7 MB. Free memory was 101.8 MB in the beginning and 92.1 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.24 ms. Allocated memory is still 143.7 MB. Free memory was 92.1 MB in the beginning and 90.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 548.77 ms. Allocated memory was 143.7 MB in the beginning and 203.9 MB in the end (delta: 60.3 MB). Free memory was 90.5 MB in the beginning and 164.3 MB in the end (delta: -73.8 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 356.84 ms. Allocated memory is still 203.9 MB. Free memory was 164.3 MB in the beginning and 149.1 MB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 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: [L14] int x=__VERIFIER_nondet_int(); VAL [__VERIFIER_nondet_int()=100, x=100] [L15] int y=__VERIFIER_nondet_int(); VAL [__VERIFIER_nondet_int()=0, x=100, y=0] [L16] int z=__VERIFIER_nondet_int(); VAL [__VERIFIER_nondet_int()=0, x=100, y=0, z=0] [L18] COND FALSE !(x<100 && 100