/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/bitvector-regression/integerpromotion-3.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-8fc6572 [2020-07-10 18:35:59,425 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-10 18:35:59,427 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-10 18:35:59,447 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-10 18:35:59,448 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-10 18:35:59,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-10 18:35:59,452 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-10 18:35:59,461 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-10 18:35:59,465 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-10 18:35:59,468 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-10 18:35:59,470 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-10 18:35:59,472 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-10 18:35:59,473 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-10 18:35:59,475 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-10 18:35:59,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-10 18:35:59,478 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-10 18:35:59,480 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-10 18:35:59,481 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-10 18:35:59,482 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-10 18:35:59,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-10 18:35:59,490 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-10 18:35:59,492 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-10 18:35:59,493 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-10 18:35:59,493 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-10 18:35:59,496 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-10 18:35:59,497 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-10 18:35:59,497 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-10 18:35:59,500 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-10 18:35:59,500 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-10 18:35:59,502 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-10 18:35:59,502 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-10 18:35:59,503 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-10 18:35:59,505 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-10 18:35:59,506 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-10 18:35:59,507 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-10 18:35:59,507 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-10 18:35:59,509 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-10 18:35:59,509 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-10 18:35:59,510 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-10 18:35:59,511 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-10 18:35:59,512 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-10 18:35:59,513 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 18:35:59,540 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-10 18:35:59,540 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-10 18:35:59,545 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-10 18:35:59,548 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-10 18:35:59,549 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-10 18:35:59,549 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-10 18:35:59,549 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-10 18:35:59,549 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-10 18:35:59,549 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-10 18:35:59,550 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-10 18:35:59,550 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-10 18:35:59,550 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-10 18:35:59,550 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-10 18:35:59,550 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-10 18:35:59,551 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-10 18:35:59,551 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-10 18:35:59,551 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-10 18:35:59,552 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-10 18:35:59,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 18:35:59,553 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-10 18:35:59,553 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-10 18:35:59,553 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-10 18:35:59,553 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-10 18:35:59,832 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-10 18:35:59,854 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-10 18:35:59,857 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-10 18:35:59,860 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-10 18:35:59,860 INFO L275 PluginConnector]: CDTParser initialized [2020-07-10 18:35:59,861 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/bitvector-regression/integerpromotion-3.c [2020-07-10 18:35:59,944 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4eddbcd07/bbb511b443704d5ca551c679f16bd5a7/FLAG015628915 [2020-07-10 18:36:00,410 INFO L306 CDTParser]: Found 1 translation units. [2020-07-10 18:36:00,411 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/bitvector-regression/integerpromotion-3.c [2020-07-10 18:36:00,418 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4eddbcd07/bbb511b443704d5ca551c679f16bd5a7/FLAG015628915 [2020-07-10 18:36:00,791 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4eddbcd07/bbb511b443704d5ca551c679f16bd5a7 [2020-07-10 18:36:00,801 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-10 18:36:00,803 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-10 18:36:00,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-10 18:36:00,805 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-10 18:36:00,809 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-10 18:36:00,810 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 06:36:00" (1/1) ... [2020-07-10 18:36:00,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@647304c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 06:36:00, skipping insertion in model container [2020-07-10 18:36:00,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 06:36:00" (1/1) ... [2020-07-10 18:36:00,822 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-10 18:36:00,839 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-10 18:36:01,060 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 18:36:01,067 INFO L203 MainTranslator]: Completed pre-run [2020-07-10 18:36:01,082 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 18:36:01,097 INFO L208 MainTranslator]: Completed translation [2020-07-10 18:36:01,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 06:36:01 WrapperNode [2020-07-10 18:36:01,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-10 18:36:01,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-10 18:36:01,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-10 18:36:01,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-10 18:36:01,112 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 06:36:01" (1/1) ... [2020-07-10 18:36:01,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 06:36:01" (1/1) ... [2020-07-10 18:36:01,118 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 06:36:01" (1/1) ... [2020-07-10 18:36:01,118 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 06:36:01" (1/1) ... [2020-07-10 18:36:01,123 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 06:36:01" (1/1) ... [2020-07-10 18:36:01,126 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 06:36:01" (1/1) ... [2020-07-10 18:36:01,127 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 06:36:01" (1/1) ... [2020-07-10 18:36:01,128 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-10 18:36:01,128 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-10 18:36:01,128 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-10 18:36:01,128 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-10 18:36:01,129 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 06:36:01" (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 18:36:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-10 18:36:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-10 18:36:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-10 18:36:01,271 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-10 18:36:01,271 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-10 18:36:01,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-10 18:36:01,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-10 18:36:01,453 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-10 18:36:01,454 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-10 18:36:01,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 06:36:01 BoogieIcfgContainer [2020-07-10 18:36:01,458 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-10 18:36:01,467 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-10 18:36:01,467 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-10 18:36:01,485 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-10 18:36:01,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 06:36:00" (1/3) ... [2020-07-10 18:36:01,490 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2194a9ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 06:36:01, skipping insertion in model container [2020-07-10 18:36:01,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 06:36:01" (2/3) ... [2020-07-10 18:36:01,491 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2194a9ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 06:36:01, skipping insertion in model container [2020-07-10 18:36:01,491 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 06:36:01" (3/3) ... [2020-07-10 18:36:01,496 INFO L109 eAbstractionObserver]: Analyzing ICFG integerpromotion-3.c [2020-07-10 18:36:01,524 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-10 18:36:01,538 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-10 18:36:01,564 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-10 18:36:01,588 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-10 18:36:01,588 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-10 18:36:01,588 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-10 18:36:01,588 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-10 18:36:01,588 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-10 18:36:01,589 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-10 18:36:01,589 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-10 18:36:01,589 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-10 18:36:01,600 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states. [2020-07-10 18:36:01,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-07-10 18:36:01,608 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 18:36:01,609 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 18:36:01,610 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 18:36:01,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 18:36:01,617 INFO L82 PathProgramCache]: Analyzing trace with hash 811150295, now seen corresponding path program 1 times [2020-07-10 18:36:01,623 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-10 18:36:01,624 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [965284524] [2020-07-10 18:36:01,624 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 18:36:01,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 18:36:01,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 18:36:01,740 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-10 18:36:01,742 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-07-10 18:36:01,742 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-10 18:36:01,743 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-10 18:36:01,759 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-10 18:36:01,759 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 18:36:01,759 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 18:36:01,759 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-10 18:36:01,759 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-10 18:36:01,760 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 18:36:01,760 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 18:36:01,760 WARN L170 areAnnotationChecker]: L6 has no Hoare annotation [2020-07-10 18:36:01,760 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-10 18:36:01,760 WARN L170 areAnnotationChecker]: L7 has no Hoare annotation [2020-07-10 18:36:01,761 WARN L170 areAnnotationChecker]: L7 has no Hoare annotation [2020-07-10 18:36:01,761 WARN L170 areAnnotationChecker]: L8 has no Hoare annotation [2020-07-10 18:36:01,761 WARN L170 areAnnotationChecker]: L8 has no Hoare annotation [2020-07-10 18:36:01,761 WARN L170 areAnnotationChecker]: L11 has no Hoare annotation [2020-07-10 18:36:01,761 WARN L170 areAnnotationChecker]: L13 has no Hoare annotation [2020-07-10 18:36:01,762 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-10 18:36:01,762 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-10 18:36:01,762 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 18:36:01,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 06:36:01 BoogieIcfgContainer [2020-07-10 18:36:01,766 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-10 18:36:01,770 INFO L168 Benchmark]: Toolchain (without parser) took 965.95 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 104.3 MB in the beginning and 157.3 MB in the end (delta: -52.9 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. [2020-07-10 18:36:01,771 INFO L168 Benchmark]: CDTParser took 1.02 ms. Allocated memory is still 139.5 MB. Free memory was 122.9 MB in the beginning and 122.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-10 18:36:01,772 INFO L168 Benchmark]: CACSL2BoogieTranslator took 293.63 ms. Allocated memory is still 139.5 MB. Free memory was 104.1 MB in the beginning and 94.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2020-07-10 18:36:01,773 INFO L168 Benchmark]: Boogie Preprocessor took 29.50 ms. Allocated memory is still 139.5 MB. Free memory was 94.7 MB in the beginning and 93.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. [2020-07-10 18:36:01,774 INFO L168 Benchmark]: RCFGBuilder took 330.52 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 93.2 MB in the beginning and 171.1 MB in the end (delta: -77.9 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. [2020-07-10 18:36:01,775 INFO L168 Benchmark]: TraceAbstraction took 299.36 ms. Allocated memory is still 203.9 MB. Free memory was 171.1 MB in the beginning and 157.3 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 7.1 GB. [2020-07-10 18:36:01,779 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 139.5 MB. Free memory was 122.9 MB in the beginning and 122.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 293.63 ms. Allocated memory is still 139.5 MB. Free memory was 104.1 MB in the beginning and 94.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 29.50 ms. Allocated memory is still 139.5 MB. Free memory was 94.7 MB in the beginning and 93.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 330.52 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 93.2 MB in the beginning and 171.1 MB in the end (delta: -77.9 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 299.36 ms. Allocated memory is still 203.9 MB. Free memory was 171.1 MB in the beginning and 157.3 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 12]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseComplement at line 6. Possible FailurePath: [L5] unsigned char port = 0x5a; [L6] unsigned char result_8 = ( ~port ) >> 4; [L7] COND TRUE result_8 == 0xfa [L12] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 15 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.1s, 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=15occurred 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 could not prove your program: unable to determine feasibility of some traces Received shutdown request...