/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 0.1.25-267fbe0 [2020-07-18 00:48:05,264 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-18 00:48:05,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-18 00:48:05,279 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-18 00:48:05,280 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-18 00:48:05,281 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-18 00:48:05,282 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-18 00:48:05,284 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-18 00:48:05,286 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-18 00:48:05,286 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-18 00:48:05,287 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-18 00:48:05,288 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-18 00:48:05,289 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-18 00:48:05,290 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-18 00:48:05,291 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-18 00:48:05,292 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-18 00:48:05,293 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-18 00:48:05,294 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-18 00:48:05,295 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-18 00:48:05,297 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-18 00:48:05,299 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-18 00:48:05,300 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-18 00:48:05,301 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-18 00:48:05,302 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-18 00:48:05,304 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-18 00:48:05,312 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-18 00:48:05,312 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-18 00:48:05,313 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-18 00:48:05,314 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 00:48:05,327 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-18 00:48:05,327 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-18 00:48:05,328 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-18 00:48:05,328 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-18 00:48:05,329 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-18 00:48:05,329 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-18 00:48:05,329 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-18 00:48:05,329 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-18 00:48:05,330 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-18 00:48:05,330 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-18 00:48:05,330 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-18 00:48:05,330 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-18 00:48:05,330 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-18 00:48:05,330 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-18 00:48:05,331 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-18 00:48:05,331 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-18 00:48:05,331 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-18 00:48:05,331 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-18 00:48:05,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-18 00:48:05,332 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-18 00:48:05,332 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-18 00:48:05,332 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-18 00:48:05,332 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-18 00:48:05,643 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-18 00:48:05,657 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-18 00:48:05,661 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-18 00:48:05,662 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-18 00:48:05,663 INFO L275 PluginConnector]: CDTParser initialized [2020-07-18 00:48:05,664 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/trex01-1.c [2020-07-18 00:48:05,729 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e6cdb13c/109ce2b1301b421889ddf209796bf6c0/FLAG77f54d494 [2020-07-18 00:48:06,214 INFO L306 CDTParser]: Found 1 translation units. [2020-07-18 00:48:06,215 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/trex01-1.c [2020-07-18 00:48:06,223 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e6cdb13c/109ce2b1301b421889ddf209796bf6c0/FLAG77f54d494 [2020-07-18 00:48:06,632 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e6cdb13c/109ce2b1301b421889ddf209796bf6c0 [2020-07-18 00:48:06,642 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-18 00:48:06,646 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-18 00:48:06,649 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-18 00:48:06,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-18 00:48:06,653 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-18 00:48:06,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 12:48:06" (1/1) ... [2020-07-18 00:48:06,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58e19028 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:48:06, skipping insertion in model container [2020-07-18 00:48:06,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 12:48:06" (1/1) ... [2020-07-18 00:48:06,666 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-18 00:48:06,686 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-18 00:48:06,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 00:48:06,923 INFO L203 MainTranslator]: Completed pre-run [2020-07-18 00:48:06,943 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 00:48:06,957 INFO L208 MainTranslator]: Completed translation [2020-07-18 00:48:06,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:48:06 WrapperNode [2020-07-18 00:48:06,958 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-18 00:48:06,959 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-18 00:48:06,959 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-18 00:48:06,959 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-18 00:48:07,056 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:48:06" (1/1) ... [2020-07-18 00:48:07,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:48:06" (1/1) ... [2020-07-18 00:48:07,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:48:06" (1/1) ... [2020-07-18 00:48:07,063 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:48:06" (1/1) ... [2020-07-18 00:48:07,068 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:48:06" (1/1) ... [2020-07-18 00:48:07,075 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:48:06" (1/1) ... [2020-07-18 00:48:07,076 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:48:06" (1/1) ... [2020-07-18 00:48:07,078 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-18 00:48:07,078 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-18 00:48:07,078 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-18 00:48:07,079 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-18 00:48:07,079 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:48:06" (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 00:48:07,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-18 00:48:07,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-18 00:48:07,142 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-07-18 00:48:07,142 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2020-07-18 00:48:07,142 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-18 00:48:07,142 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-18 00:48:07,143 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-07-18 00:48:07,143 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-07-18 00:48:07,143 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-18 00:48:07,143 INFO L130 BoogieDeclarations]: Found specification of procedure f [2020-07-18 00:48:07,143 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-18 00:48:07,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-18 00:48:07,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-18 00:48:07,476 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-18 00:48:07,477 INFO L295 CfgBuilder]: Removed 2 assume(true) statements. [2020-07-18 00:48:07,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 12:48:07 BoogieIcfgContainer [2020-07-18 00:48:07,482 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-18 00:48:07,483 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-18 00:48:07,484 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-18 00:48:07,487 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-18 00:48:07,488 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.07 12:48:06" (1/3) ... [2020-07-18 00:48:07,488 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ca83768 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 12:48:07, skipping insertion in model container [2020-07-18 00:48:07,489 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:48:06" (2/3) ... [2020-07-18 00:48:07,489 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ca83768 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 12:48:07, skipping insertion in model container [2020-07-18 00:48:07,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 12:48:07" (3/3) ... [2020-07-18 00:48:07,492 INFO L109 eAbstractionObserver]: Analyzing ICFG trex01-1.c [2020-07-18 00:48:07,504 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-18 00:48:07,512 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-18 00:48:07,529 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-18 00:48:07,552 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-18 00:48:07,552 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-18 00:48:07,553 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-18 00:48:07,553 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-18 00:48:07,553 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-18 00:48:07,553 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-18 00:48:07,553 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-18 00:48:07,554 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-18 00:48:07,570 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states. [2020-07-18 00:48:07,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-07-18 00:48:07,583 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 00:48:07,584 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] [2020-07-18 00:48:07,585 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 00:48:07,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 00:48:07,591 INFO L82 PathProgramCache]: Analyzing trace with hash 1256366237, now seen corresponding path program 1 times [2020-07-18 00:48:07,600 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 00:48:07,601 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [126602425] [2020-07-18 00:48:07,601 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 00:48:07,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-18 00:48:07,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-18 00:48:07,757 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-18 00:48:07,759 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-07-18 00:48:07,759 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-18 00:48:07,760 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-18 00:48:07,773 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-18 00:48:07,774 WARN L170 areAnnotationChecker]: fENTRY has no Hoare annotation [2020-07-18 00:48:07,774 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-18 00:48:07,774 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-18 00:48:07,774 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-18 00:48:07,774 WARN L170 areAnnotationChecker]: __VERIFIER_assertENTRY has no Hoare annotation [2020-07-18 00:48:07,774 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-18 00:48:07,774 WARN L170 areAnnotationChecker]: L13 has no Hoare annotation [2020-07-18 00:48:07,775 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-18 00:48:07,775 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-18 00:48:07,775 WARN L170 areAnnotationChecker]: L34 has no Hoare annotation [2020-07-18 00:48:07,775 WARN L170 areAnnotationChecker]: L4 has no Hoare annotation [2020-07-18 00:48:07,775 WARN L170 areAnnotationChecker]: L4 has no Hoare annotation [2020-07-18 00:48:07,775 WARN L170 areAnnotationChecker]: L13-1 has no Hoare annotation [2020-07-18 00:48:07,776 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-18 00:48:07,776 WARN L170 areAnnotationChecker]: L35 has no Hoare annotation [2020-07-18 00:48:07,776 WARN L170 areAnnotationChecker]: L35 has no Hoare annotation [2020-07-18 00:48:07,777 WARN L170 areAnnotationChecker]: L5 has no Hoare annotation [2020-07-18 00:48:07,777 WARN L170 areAnnotationChecker]: L5 has no Hoare annotation [2020-07-18 00:48:07,777 WARN L170 areAnnotationChecker]: L4-2 has no Hoare annotation [2020-07-18 00:48:07,777 WARN L170 areAnnotationChecker]: L13-2 has no Hoare annotation [2020-07-18 00:48:07,777 WARN L170 areAnnotationChecker]: L36 has no Hoare annotation [2020-07-18 00:48:07,777 WARN L170 areAnnotationChecker]: L36 has no Hoare annotation [2020-07-18 00:48:07,778 WARN L170 areAnnotationChecker]: L38 has no Hoare annotation [2020-07-18 00:48:07,778 WARN L170 areAnnotationChecker]: L38 has no Hoare annotation [2020-07-18 00:48:07,778 WARN L170 areAnnotationChecker]: __VERIFIER_assertEXIT has no Hoare annotation [2020-07-18 00:48:07,778 WARN L170 areAnnotationChecker]: L13-3 has no Hoare annotation [2020-07-18 00:48:07,778 WARN L170 areAnnotationChecker]: L38-1 has no Hoare annotation [2020-07-18 00:48:07,779 WARN L170 areAnnotationChecker]: L22-2 has no Hoare annotation [2020-07-18 00:48:07,779 WARN L170 areAnnotationChecker]: L22-2 has no Hoare annotation [2020-07-18 00:48:07,779 WARN L170 areAnnotationChecker]: L22-2 has no Hoare annotation [2020-07-18 00:48:07,779 WARN L170 areAnnotationChecker]: L13-4 has no Hoare annotation [2020-07-18 00:48:07,780 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-18 00:48:07,780 WARN L170 areAnnotationChecker]: L20-1 has no Hoare annotation [2020-07-18 00:48:07,780 WARN L170 areAnnotationChecker]: L21 has no Hoare annotation [2020-07-18 00:48:07,780 WARN L170 areAnnotationChecker]: L13-5 has no Hoare annotation [2020-07-18 00:48:07,780 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-18 00:48:07,781 WARN L170 areAnnotationChecker]: fEXIT has no Hoare annotation [2020-07-18 00:48:07,781 WARN L170 areAnnotationChecker]: fEXIT has no Hoare annotation [2020-07-18 00:48:07,781 WARN L170 areAnnotationChecker]: L21-1 has no Hoare annotation [2020-07-18 00:48:07,781 WARN L170 areAnnotationChecker]: L13-6 has no Hoare annotation [2020-07-18 00:48:07,781 WARN L170 areAnnotationChecker]: L22 has no Hoare annotation [2020-07-18 00:48:07,781 WARN L170 areAnnotationChecker]: L22 has no Hoare annotation [2020-07-18 00:48:07,782 WARN L170 areAnnotationChecker]: L13-7 has no Hoare annotation [2020-07-18 00:48:07,782 WARN L170 areAnnotationChecker]: L23 has no Hoare annotation [2020-07-18 00:48:07,782 WARN L170 areAnnotationChecker]: L28 has no Hoare annotation [2020-07-18 00:48:07,782 WARN L170 areAnnotationChecker]: L13-8 has no Hoare annotation [2020-07-18 00:48:07,782 WARN L170 areAnnotationChecker]: L25 has no Hoare annotation [2020-07-18 00:48:07,783 WARN L170 areAnnotationChecker]: L13-9 has no Hoare annotation [2020-07-18 00:48:07,783 WARN L170 areAnnotationChecker]: L25-1 has no Hoare annotation [2020-07-18 00:48:07,783 WARN L170 areAnnotationChecker]: L14 has no Hoare annotation [2020-07-18 00:48:07,783 WARN L170 areAnnotationChecker]: L14 has no Hoare annotation [2020-07-18 00:48:07,783 WARN L170 areAnnotationChecker]: L26 has no Hoare annotation [2020-07-18 00:48:07,783 WARN L170 areAnnotationChecker]: L17-2 has no Hoare annotation [2020-07-18 00:48:07,783 WARN L170 areAnnotationChecker]: L17-2 has no Hoare annotation [2020-07-18 00:48:07,783 WARN L170 areAnnotationChecker]: L17-2 has no Hoare annotation [2020-07-18 00:48:07,783 WARN L170 areAnnotationChecker]: L17-3 has no Hoare annotation [2020-07-18 00:48:07,784 WARN L170 areAnnotationChecker]: L17-3 has no Hoare annotation [2020-07-18 00:48:07,784 WARN L170 areAnnotationChecker]: L17-1 has no Hoare annotation [2020-07-18 00:48:07,784 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 00:48:07,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.07 12:48:07 BoogieIcfgContainer [2020-07-18 00:48:07,789 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-18 00:48:07,792 INFO L168 Benchmark]: Toolchain (without parser) took 1147.38 ms. Allocated memory was 142.1 MB in the beginning and 198.2 MB in the end (delta: 56.1 MB). Free memory was 100.7 MB in the beginning and 136.2 MB in the end (delta: -35.5 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. [2020-07-18 00:48:07,794 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 142.1 MB. Free memory was 118.7 MB in the beginning and 118.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-18 00:48:07,795 INFO L168 Benchmark]: CACSL2BoogieTranslator took 309.70 ms. Allocated memory is still 142.1 MB. Free memory was 100.3 MB in the beginning and 90.0 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2020-07-18 00:48:07,796 INFO L168 Benchmark]: Boogie Preprocessor took 119.03 ms. Allocated memory was 142.1 MB in the beginning and 198.2 MB in the end (delta: 56.1 MB). Free memory was 90.0 MB in the beginning and 175.8 MB in the end (delta: -85.9 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2020-07-18 00:48:07,797 INFO L168 Benchmark]: RCFGBuilder took 403.92 ms. Allocated memory is still 198.2 MB. Free memory was 175.8 MB in the beginning and 154.1 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2020-07-18 00:48:07,799 INFO L168 Benchmark]: TraceAbstraction took 305.31 ms. Allocated memory is still 198.2 MB. Free memory was 153.4 MB in the beginning and 136.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 7.1 GB. [2020-07-18 00:48:07,804 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 0.22 ms. Allocated memory is still 142.1 MB. Free memory was 118.7 MB in the beginning and 118.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 309.70 ms. Allocated memory is still 142.1 MB. Free memory was 100.3 MB in the beginning and 90.0 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 119.03 ms. Allocated memory was 142.1 MB in the beginning and 198.2 MB in the end (delta: 56.1 MB). Free memory was 90.0 MB in the beginning and 175.8 MB in the end (delta: -85.9 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 403.92 ms. Allocated memory is still 198.2 MB. Free memory was 175.8 MB in the beginning and 154.1 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 305.31 ms. Allocated memory is still 198.2 MB. Free memory was 153.4 MB in the beginning and 136.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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: [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...