/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 0.1.25-267fbe0 [2020-07-18 06:34:31,440 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-18 06:34:31,442 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-18 06:34:31,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-18 06:34:31,455 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-18 06:34:31,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-18 06:34:31,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-18 06:34:31,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-18 06:34:31,462 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-18 06:34:31,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-18 06:34:31,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-18 06:34:31,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-18 06:34:31,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-18 06:34:31,467 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-18 06:34:31,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-18 06:34:31,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-18 06:34:31,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-18 06:34:31,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-18 06:34:31,473 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-18 06:34:31,476 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-18 06:34:31,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-18 06:34:31,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-18 06:34:31,480 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-18 06:34:31,481 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-18 06:34:31,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-18 06:34:31,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-18 06:34:31,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-18 06:34:31,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-18 06:34:31,485 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-18 06:34:31,486 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-18 06:34:31,486 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-18 06:34:31,487 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-18 06:34:31,488 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-18 06:34:31,489 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-18 06:34:31,490 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-18 06:34:31,490 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-18 06:34:31,491 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-18 06:34:31,491 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-18 06:34:31,492 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-18 06:34:31,493 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-18 06:34:31,493 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-18 06:34:31,494 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-18 06:34:31,514 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-18 06:34:31,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-18 06:34:31,516 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-18 06:34:31,517 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-18 06:34:31,517 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-18 06:34:31,517 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-18 06:34:31,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-18 06:34:31,518 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-18 06:34:31,518 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-18 06:34:31,518 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-18 06:34:31,518 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-18 06:34:31,518 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-18 06:34:31,519 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-18 06:34:31,519 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-18 06:34:31,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-18 06:34:31,521 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-18 06:34:31,521 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-18 06:34:31,521 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-18 06:34:31,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-18 06:34:31,522 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-18 06:34:31,522 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-18 06:34:31,522 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-18 06:34:31,522 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 [2020-07-18 06:34:31,835 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-18 06:34:31,850 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-18 06:34:31,853 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-18 06:34:31,855 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-18 06:34:31,855 INFO L275 PluginConnector]: CDTParser initialized [2020-07-18 06:34:31,856 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/terminator_02-1.c [2020-07-18 06:34:31,926 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ade93a392/460bdb9032dd4dabb4ff17f6440492cb/FLAG76b6738bb [2020-07-18 06:34:32,451 INFO L306 CDTParser]: Found 1 translation units. [2020-07-18 06:34:32,452 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/terminator_02-1.c [2020-07-18 06:34:32,458 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ade93a392/460bdb9032dd4dabb4ff17f6440492cb/FLAG76b6738bb [2020-07-18 06:34:32,777 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ade93a392/460bdb9032dd4dabb4ff17f6440492cb [2020-07-18 06:34:32,786 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-18 06:34:32,789 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-18 06:34:32,790 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-18 06:34:32,790 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-18 06:34:32,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-18 06:34:32,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 06:34:32" (1/1) ... [2020-07-18 06:34:32,800 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3099092c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:34:32, skipping insertion in model container [2020-07-18 06:34:32,800 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 06:34:32" (1/1) ... [2020-07-18 06:34:32,809 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-18 06:34:32,830 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-18 06:34:33,021 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 06:34:33,026 INFO L203 MainTranslator]: Completed pre-run [2020-07-18 06:34:33,043 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 06:34:33,057 INFO L208 MainTranslator]: Completed translation [2020-07-18 06:34:33,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:34:33 WrapperNode [2020-07-18 06:34:33,058 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-18 06:34:33,059 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-18 06:34:33,059 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-18 06:34:33,059 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-18 06:34:33,069 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:34:33" (1/1) ... [2020-07-18 06:34:33,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:34:33" (1/1) ... [2020-07-18 06:34:33,073 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:34:33" (1/1) ... [2020-07-18 06:34:33,074 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:34:33" (1/1) ... [2020-07-18 06:34:33,078 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:34:33" (1/1) ... [2020-07-18 06:34:33,083 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:34:33" (1/1) ... [2020-07-18 06:34:33,084 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:34:33" (1/1) ... [2020-07-18 06:34:33,173 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-18 06:34:33,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-18 06:34:33,173 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-18 06:34:33,174 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-18 06:34:33,174 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:34:33" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-18 06:34:33,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-18 06:34:33,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-18 06:34:33,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-07-18 06:34:33,240 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-18 06:34:33,240 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-18 06:34:33,240 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-07-18 06:34:33,241 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-18 06:34:33,241 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-07-18 06:34:33,241 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-18 06:34:33,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-18 06:34:33,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-18 06:34:33,549 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-18 06:34:33,550 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-18 06:34:33,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 06:34:33 BoogieIcfgContainer [2020-07-18 06:34:33,562 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-18 06:34:33,564 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-18 06:34:33,564 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-18 06:34:33,568 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-18 06:34:33,569 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.07 06:34:32" (1/3) ... [2020-07-18 06:34:33,570 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ae421ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 06:34:33, skipping insertion in model container [2020-07-18 06:34:33,570 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:34:33" (2/3) ... [2020-07-18 06:34:33,571 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ae421ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 06:34:33, skipping insertion in model container [2020-07-18 06:34:33,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 06:34:33" (3/3) ... [2020-07-18 06:34:33,573 INFO L109 eAbstractionObserver]: Analyzing ICFG terminator_02-1.c [2020-07-18 06:34:33,599 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-18 06:34:33,606 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-18 06:34:33,617 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-18 06:34:33,639 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-18 06:34:33,640 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-18 06:34:33,640 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-07-18 06:34:33,640 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-18 06:34:33,640 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-18 06:34:33,640 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-18 06:34:33,641 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-18 06:34:33,641 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-18 06:34:33,656 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states. [2020-07-18 06:34:33,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-07-18 06:34:33,667 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 06:34:33,668 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 06:34:33,669 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 06:34:33,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 06:34:33,674 INFO L82 PathProgramCache]: Analyzing trace with hash 372962344, now seen corresponding path program 1 times [2020-07-18 06:34:33,681 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 06:34:33,681 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1483955971] [2020-07-18 06:34:33,682 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 06:34:33,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-18 06:34:33,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-18 06:34:33,806 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-07-18 06:34:33,807 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-18 06:34:33,808 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-18 06:34:33,832 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-18 06:34:33,832 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-18 06:34:33,833 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-18 06:34:33,833 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-18 06:34:33,833 WARN L170 areAnnotationChecker]: __VERIFIER_assertENTRY has no Hoare annotation [2020-07-18 06:34:33,833 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-18 06:34:33,833 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-18 06:34:33,833 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-18 06:34:33,834 WARN L170 areAnnotationChecker]: L14 has no Hoare annotation [2020-07-18 06:34:33,834 WARN L170 areAnnotationChecker]: L4 has no Hoare annotation [2020-07-18 06:34:33,834 WARN L170 areAnnotationChecker]: L4 has no Hoare annotation [2020-07-18 06:34:33,834 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-18 06:34:33,834 WARN L170 areAnnotationChecker]: L14-1 has no Hoare annotation [2020-07-18 06:34:33,835 WARN L170 areAnnotationChecker]: L5 has no Hoare annotation [2020-07-18 06:34:33,835 WARN L170 areAnnotationChecker]: L5 has no Hoare annotation [2020-07-18 06:34:33,835 WARN L170 areAnnotationChecker]: L4-2 has no Hoare annotation [2020-07-18 06:34:33,835 WARN L170 areAnnotationChecker]: L15 has no Hoare annotation [2020-07-18 06:34:33,836 WARN L170 areAnnotationChecker]: __VERIFIER_assertEXIT has no Hoare annotation [2020-07-18 06:34:33,836 WARN L170 areAnnotationChecker]: L15-1 has no Hoare annotation [2020-07-18 06:34:33,836 WARN L170 areAnnotationChecker]: L32 has no Hoare annotation [2020-07-18 06:34:33,836 WARN L170 areAnnotationChecker]: L15-2 has no Hoare annotation [2020-07-18 06:34:33,836 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-18 06:34:33,836 WARN L170 areAnnotationChecker]: L16 has no Hoare annotation [2020-07-18 06:34:33,837 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-18 06:34:33,837 WARN L170 areAnnotationChecker]: L16-1 has no Hoare annotation [2020-07-18 06:34:33,837 WARN L170 areAnnotationChecker]: L16-2 has no Hoare annotation [2020-07-18 06:34:33,837 WARN L170 areAnnotationChecker]: L21-2 has no Hoare annotation [2020-07-18 06:34:33,837 WARN L170 areAnnotationChecker]: L21-2 has no Hoare annotation [2020-07-18 06:34:33,838 WARN L170 areAnnotationChecker]: L21-2 has no Hoare annotation [2020-07-18 06:34:33,838 WARN L170 areAnnotationChecker]: L18-2 has no Hoare annotation [2020-07-18 06:34:33,838 WARN L170 areAnnotationChecker]: L18-2 has no Hoare annotation [2020-07-18 06:34:33,838 WARN L170 areAnnotationChecker]: L20 has no Hoare annotation [2020-07-18 06:34:33,838 WARN L170 areAnnotationChecker]: L20-1 has no Hoare annotation [2020-07-18 06:34:33,838 WARN L170 areAnnotationChecker]: L21 has no Hoare annotation [2020-07-18 06:34:33,839 WARN L170 areAnnotationChecker]: L21 has no Hoare annotation [2020-07-18 06:34:33,839 WARN L170 areAnnotationChecker]: L23 has no Hoare annotation [2020-07-18 06:34:33,840 WARN L170 areAnnotationChecker]: L27 has no Hoare annotation [2020-07-18 06:34:33,840 WARN L170 areAnnotationChecker]: L23-1 has no Hoare annotation [2020-07-18 06:34:33,840 WARN L170 areAnnotationChecker]: L27-1 has no Hoare annotation [2020-07-18 06:34:33,840 WARN L170 areAnnotationChecker]: L23-2 has no Hoare annotation [2020-07-18 06:34:33,840 WARN L170 areAnnotationChecker]: L27-2 has no Hoare annotation [2020-07-18 06:34:33,840 WARN L170 areAnnotationChecker]: L28 has no Hoare annotation [2020-07-18 06:34:33,840 WARN L170 areAnnotationChecker]: L28-1 has no Hoare annotation [2020-07-18 06:34:33,841 WARN L170 areAnnotationChecker]: L28-2 has no Hoare annotation [2020-07-18 06:34:33,841 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-18 06:34:33,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.07 06:34:33 BoogieIcfgContainer [2020-07-18 06:34:33,846 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-18 06:34:33,851 INFO L168 Benchmark]: Toolchain (without parser) took 1061.19 ms. Allocated memory was 144.7 MB in the beginning and 201.9 MB in the end (delta: 57.1 MB). Free memory was 102.4 MB in the beginning and 146.9 MB in the end (delta: -44.5 MB). Peak memory consumption was 12.7 MB. Max. memory is 7.1 GB. [2020-07-18 06:34:33,853 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 144.7 MB. Free memory was 121.2 MB in the beginning and 121.0 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-07-18 06:34:33,855 INFO L168 Benchmark]: CACSL2BoogieTranslator took 268.63 ms. Allocated memory is still 144.7 MB. Free memory was 102.0 MB in the beginning and 92.4 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2020-07-18 06:34:33,857 INFO L168 Benchmark]: Boogie Preprocessor took 113.77 ms. Allocated memory was 144.7 MB in the beginning and 201.9 MB in the end (delta: 57.1 MB). Free memory was 92.4 MB in the beginning and 181.6 MB in the end (delta: -89.2 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. [2020-07-18 06:34:33,859 INFO L168 Benchmark]: RCFGBuilder took 389.18 ms. Allocated memory is still 201.9 MB. Free memory was 181.6 MB in the beginning and 162.5 MB in the end (delta: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. [2020-07-18 06:34:33,860 INFO L168 Benchmark]: TraceAbstraction took 282.20 ms. Allocated memory is still 201.9 MB. Free memory was 161.9 MB in the beginning and 146.9 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. [2020-07-18 06:34:33,871 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 144.7 MB. Free memory was 121.2 MB in the beginning and 121.0 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 268.63 ms. Allocated memory is still 144.7 MB. Free memory was 102.0 MB in the beginning and 92.4 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 113.77 ms. Allocated memory was 144.7 MB in the beginning and 201.9 MB in the end (delta: 57.1 MB). Free memory was 92.4 MB in the beginning and 181.6 MB in the end (delta: -89.2 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 389.18 ms. Allocated memory is still 201.9 MB. Free memory was 181.6 MB in the beginning and 162.5 MB in the end (delta: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 282.20 ms. Allocated memory is still 201.9 MB. Free memory was 161.9 MB in the beginning and 146.9 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 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