./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector-regression/integerpromotion_false-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector-regression/integerpromotion_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0ff63897979b5dc3504f5d670d2783900c29ce57 .................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector-regression/integerpromotion_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0ff63897979b5dc3504f5d670d2783900c29ce57 ...................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 03:37:31,121 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 03:37:31,122 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 03:37:31,129 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 03:37:31,129 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 03:37:31,130 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 03:37:31,131 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 03:37:31,132 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 03:37:31,133 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 03:37:31,133 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 03:37:31,134 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 03:37:31,134 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 03:37:31,135 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 03:37:31,136 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 03:37:31,136 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 03:37:31,137 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 03:37:31,138 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 03:37:31,139 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 03:37:31,140 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 03:37:31,141 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 03:37:31,142 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 03:37:31,143 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 03:37:31,144 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 03:37:31,145 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 03:37:31,145 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 03:37:31,145 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 03:37:31,146 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 03:37:31,147 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 03:37:31,147 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 03:37:31,148 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 03:37:31,148 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 03:37:31,149 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 03:37:31,149 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 03:37:31,149 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 03:37:31,150 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 03:37:31,150 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 03:37:31,151 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 03:37:31,158 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 03:37:31,159 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 03:37:31,159 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 03:37:31,160 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 03:37:31,160 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 03:37:31,160 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 03:37:31,160 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 03:37:31,161 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 03:37:31,161 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 03:37:31,161 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 03:37:31,161 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 03:37:31,161 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 03:37:31,161 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 03:37:31,162 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 03:37:31,162 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 03:37:31,162 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 03:37:31,162 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 03:37:31,162 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 03:37:31,162 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 03:37:31,162 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 03:37:31,163 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 03:37:31,163 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 03:37:31,163 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 03:37:31,163 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 03:37:31,163 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 03:37:31,163 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 03:37:31,164 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 03:37:31,164 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 03:37:31,164 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 03:37:31,164 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ff63897979b5dc3504f5d670d2783900c29ce57 [2018-11-23 03:37:31,187 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 03:37:31,195 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 03:37:31,197 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 03:37:31,197 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 03:37:31,198 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 03:37:31,198 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/bin-2019/ukojak/../../sv-benchmarks/c/bitvector-regression/integerpromotion_false-unreach-call_true-termination.c [2018-11-23 03:37:31,234 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/bin-2019/ukojak/data/16149dde2/2a698ff955b248c480ffdc4c49c4b8a6/FLAGf2fce4f4e [2018-11-23 03:37:31,531 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 03:37:31,532 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/sv-benchmarks/c/bitvector-regression/integerpromotion_false-unreach-call_true-termination.c [2018-11-23 03:37:31,535 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/bin-2019/ukojak/data/16149dde2/2a698ff955b248c480ffdc4c49c4b8a6/FLAGf2fce4f4e [2018-11-23 03:37:31,545 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/bin-2019/ukojak/data/16149dde2/2a698ff955b248c480ffdc4c49c4b8a6 [2018-11-23 03:37:31,548 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 03:37:31,549 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 03:37:31,550 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 03:37:31,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 03:37:31,552 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 03:37:31,552 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:37:31" (1/1) ... [2018-11-23 03:37:31,554 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56c8d80d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:31, skipping insertion in model container [2018-11-23 03:37:31,554 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:37:31" (1/1) ... [2018-11-23 03:37:31,560 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 03:37:31,571 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 03:37:31,673 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 03:37:31,676 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 03:37:31,684 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 03:37:31,692 INFO L195 MainTranslator]: Completed translation [2018-11-23 03:37:31,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:31 WrapperNode [2018-11-23 03:37:31,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 03:37:31,693 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 03:37:31,693 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 03:37:31,693 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 03:37:31,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:31" (1/1) ... [2018-11-23 03:37:31,701 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:31" (1/1) ... [2018-11-23 03:37:31,712 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 03:37:31,712 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 03:37:31,712 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 03:37:31,712 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 03:37:31,718 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:31" (1/1) ... [2018-11-23 03:37:31,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:31" (1/1) ... [2018-11-23 03:37:31,718 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:31" (1/1) ... [2018-11-23 03:37:31,718 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:31" (1/1) ... [2018-11-23 03:37:31,720 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:31" (1/1) ... [2018-11-23 03:37:31,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:31" (1/1) ... [2018-11-23 03:37:31,722 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:31" (1/1) ... [2018-11-23 03:37:31,723 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 03:37:31,723 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 03:37:31,723 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 03:37:31,723 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 03:37:31,723 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-11-23 03:37:31,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 03:37:31,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 03:37:31,882 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 03:37:31,882 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-11-23 03:37:31,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:37:31 BoogieIcfgContainer [2018-11-23 03:37:31,883 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 03:37:31,883 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 03:37:31,883 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 03:37:31,892 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 03:37:31,893 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:37:31" (1/1) ... [2018-11-23 03:37:31,903 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:37:31,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:37:31,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-23 03:37:31,936 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-23 03:37:31,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-23 03:37:31,938 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:37:32,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 03:37:32,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 03:37:32,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 03:37:32,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 03:37:32,040 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] havoc main_#res;havoc main_~port~0, main_~result_8~0;main_~port~0 := 90;main_~result_8~0 := ~bitwiseComplement(main_~port~0 % 256) / 16; VAL [ULTIMATE.start_main_~port~0=90, ULTIMATE.start_main_~result_8~0=(- 6)] [?] assume 250 == main_~result_8~0 % 256; VAL [ULTIMATE.start_main_~port~0=90, ULTIMATE.start_main_~result_8~0=(- 6)] [?] assume !false; VAL [ULTIMATE.start_main_~port~0=90, ULTIMATE.start_main_~result_8~0=(- 6)] [?] havoc main_#res; [?] havoc main_~port~0, main_~result_8~0; [L5] main_~port~0 := 90; [L6] main_~result_8~0 := ~bitwiseComplement(main_~port~0 % 256) / 16; VAL [main_~port~0=90, main_~result_8~0=-6] [L7-L9] assume 250 == main_~result_8~0 % 256; VAL [main_~port~0=90, main_~result_8~0=-6] [L12] assert false; VAL [main_~port~0=90, main_~result_8~0=-6] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] havoc main_#res; [?] havoc main_~port~0, main_~result_8~0; [L5] main_~port~0 := 90; [L6] main_~result_8~0 := ~bitwiseComplement(main_~port~0 % 256) / 16; VAL [main_~port~0=90, main_~result_8~0=-6] [L7-L9] assume 250 == main_~result_8~0 % 256; VAL [main_~port~0=90, main_~result_8~0=-6] [L12] assert false; VAL [main_~port~0=90, main_~result_8~0=-6] [?] havoc main_#res; [?] havoc main_~port~0, main_~result_8~0; [L5] main_~port~0 := 90; [L6] main_~result_8~0 := ~bitwiseComplement(main_~port~0 % 256) / 16; VAL [main_~port~0=90, main_~result_8~0=-6] [L7] COND TRUE 250 == main_~result_8~0 % 256 VAL [main_~port~0=90, main_~result_8~0=-6] [L12] assert false; VAL [main_~port~0=90, main_~result_8~0=-6] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] havoc main_#res; [?] havoc main_~port~0, main_~result_8~0; [L5] main_~port~0 := 90; [L6] main_~result_8~0 := ~bitwiseComplement(main_~port~0 % 256) / 16; VAL [main_~port~0=90, main_~result_8~0=-6] [L7] COND TRUE 250 == main_~result_8~0 % 256 VAL [main_~port~0=90, main_~result_8~0=-6] [L12] assert false; VAL [main_~port~0=90, main_~result_8~0=-6] [L5] ~port~0 := 90; [L6] ~result_8~0 := ~bitwiseComplement(~port~0 % 256) / 16; [L7] COND TRUE 250 == ~result_8~0 % 256 [L12] assert false; ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [L5] ~port~0 := 90; [L6] ~result_8~0 := ~bitwiseComplement(~port~0 % 256) / 16; [L7] COND TRUE 250 == ~result_8~0 % 256 [L12] assert false; [L5] unsigned char port = 0x5a; [L6] unsigned char result_8 = ( ~port ) >> 4; [L7] COND TRUE result_8 == 0xfa [L12] __VERIFIER_error() ----- [2018-11-23 03:37:32,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 03:37:32 ImpRootNode [2018-11-23 03:37:32,056 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 03:37:32,056 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 03:37:32,056 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 03:37:32,056 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 03:37:32,057 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:37:31" (3/4) ... [2018-11-23 03:37:32,059 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 03:37:32,059 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 03:37:32,060 INFO L168 Benchmark]: Toolchain (without parser) took 511.32 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -120.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:37:32,061 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:37:32,061 INFO L168 Benchmark]: CACSL2BoogieTranslator took 142.83 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 03:37:32,062 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.26 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 03:37:32,063 INFO L168 Benchmark]: Boogie Preprocessor took 10.60 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:37:32,063 INFO L168 Benchmark]: RCFGBuilder took 159.84 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -150.3 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-11-23 03:37:32,064 INFO L168 Benchmark]: CodeCheck took 172.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-23 03:37:32,065 INFO L168 Benchmark]: Witness Printer took 3.01 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:37:32,068 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - 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() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 142.83 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.26 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.60 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 159.84 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -150.3 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * CodeCheck took 172.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Witness Printer took 3.01 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-aa41828 [2018-11-23 03:37:33,499 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 03:37:33,501 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 03:37:33,509 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 03:37:33,510 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 03:37:33,510 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 03:37:33,511 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 03:37:33,513 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 03:37:33,514 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 03:37:33,514 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 03:37:33,515 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 03:37:33,515 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 03:37:33,516 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 03:37:33,517 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 03:37:33,518 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 03:37:33,519 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 03:37:33,519 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 03:37:33,521 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 03:37:33,523 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 03:37:33,524 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 03:37:33,525 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 03:37:33,526 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 03:37:33,528 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 03:37:33,528 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 03:37:33,528 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 03:37:33,529 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 03:37:33,530 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 03:37:33,530 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 03:37:33,531 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 03:37:33,532 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 03:37:33,532 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 03:37:33,532 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 03:37:33,533 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 03:37:33,533 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 03:37:33,534 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 03:37:33,535 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 03:37:33,535 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-23 03:37:33,545 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 03:37:33,546 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 03:37:33,546 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 03:37:33,546 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 03:37:33,547 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 03:37:33,547 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 03:37:33,547 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 03:37:33,548 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 03:37:33,548 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 03:37:33,548 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 03:37:33,548 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 03:37:33,548 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 03:37:33,548 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 03:37:33,548 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 03:37:33,548 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 03:37:33,549 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 03:37:33,549 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 03:37:33,550 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 03:37:33,550 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 03:37:33,550 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 03:37:33,551 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 03:37:33,551 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 03:37:33,551 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 03:37:33,551 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 03:37:33,551 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 03:37:33,551 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 03:37:33,551 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 03:37:33,552 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-23 03:37:33,552 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 03:37:33,552 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 03:37:33,552 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 03:37:33,552 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 03:37:33,552 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ff63897979b5dc3504f5d670d2783900c29ce57 [2018-11-23 03:37:33,584 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 03:37:33,593 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 03:37:33,596 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 03:37:33,597 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 03:37:33,597 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 03:37:33,598 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/bin-2019/ukojak/../../sv-benchmarks/c/bitvector-regression/integerpromotion_false-unreach-call_true-termination.c [2018-11-23 03:37:33,640 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/bin-2019/ukojak/data/c74af0b6f/f7ea61a0c0c94640bf98da09e5b57334/FLAGaab2ba2c7 [2018-11-23 03:37:33,959 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 03:37:33,959 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/sv-benchmarks/c/bitvector-regression/integerpromotion_false-unreach-call_true-termination.c [2018-11-23 03:37:33,963 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/bin-2019/ukojak/data/c74af0b6f/f7ea61a0c0c94640bf98da09e5b57334/FLAGaab2ba2c7 [2018-11-23 03:37:34,397 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/bin-2019/ukojak/data/c74af0b6f/f7ea61a0c0c94640bf98da09e5b57334 [2018-11-23 03:37:34,400 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 03:37:34,401 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 03:37:34,402 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 03:37:34,402 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 03:37:34,405 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 03:37:34,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:37:34" (1/1) ... [2018-11-23 03:37:34,408 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c42fe31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:34, skipping insertion in model container [2018-11-23 03:37:34,408 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:37:34" (1/1) ... [2018-11-23 03:37:34,414 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 03:37:34,425 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 03:37:34,544 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 03:37:34,547 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 03:37:34,556 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 03:37:34,564 INFO L195 MainTranslator]: Completed translation [2018-11-23 03:37:34,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:34 WrapperNode [2018-11-23 03:37:34,565 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 03:37:34,566 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 03:37:34,566 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 03:37:34,566 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 03:37:34,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:34" (1/1) ... [2018-11-23 03:37:34,575 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:34" (1/1) ... [2018-11-23 03:37:34,585 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 03:37:34,585 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 03:37:34,585 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 03:37:34,585 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 03:37:34,591 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:34" (1/1) ... [2018-11-23 03:37:34,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:34" (1/1) ... [2018-11-23 03:37:34,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:34" (1/1) ... [2018-11-23 03:37:34,592 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:34" (1/1) ... [2018-11-23 03:37:34,594 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:34" (1/1) ... [2018-11-23 03:37:34,595 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:34" (1/1) ... [2018-11-23 03:37:34,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:34" (1/1) ... [2018-11-23 03:37:34,597 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 03:37:34,597 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 03:37:34,597 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 03:37:34,598 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 03:37:34,598 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-11-23 03:37:34,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 03:37:34,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 03:37:34,759 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 03:37:34,759 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-11-23 03:37:34,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:37:34 BoogieIcfgContainer [2018-11-23 03:37:34,759 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 03:37:34,760 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 03:37:34,760 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 03:37:34,767 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 03:37:34,768 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:37:34" (1/1) ... [2018-11-23 03:37:34,773 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:37:34,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 03:37:34,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-23 03:37:34,795 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-23 03:37:34,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-23 03:37:34,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 03:37:34,830 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 03:37:34,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 03:37:34,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 03:37:34,846 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] havoc main_#res;havoc main_~port~0, main_~result_8~0;main_~port~0 := 90bv8;main_~result_8~0 := ~bvashr32(~bvnot32(~zero_extendFrom8To32(main_~port~0)), 4bv32)[8:0]; VAL [ULTIMATE.start_main_~port~0=#x5a, ULTIMATE.start_main_~result_8~0=#xfa] [?] assume 250bv32 == ~zero_extendFrom8To32(main_~result_8~0); VAL [ULTIMATE.start_main_~port~0=#x5a, ULTIMATE.start_main_~result_8~0=#xfa] [?] assume !false; VAL [ULTIMATE.start_main_~port~0=#x5a, ULTIMATE.start_main_~result_8~0=#xfa] [?] havoc main_#res; [?] havoc main_~port~0, main_~result_8~0; [L5] main_~port~0 := 90bv8; [L6] main_~result_8~0 := ~bvashr32(~bvnot32(~zero_extendFrom8To32(main_~port~0)), 4bv32)[8:0]; VAL [main_~port~0=90bv8, main_~result_8~0=250bv8] [L7-L9] assume 250bv32 == ~zero_extendFrom8To32(main_~result_8~0); VAL [main_~port~0=90bv8, main_~result_8~0=250bv8] [L12] assert false; VAL [main_~port~0=90bv8, main_~result_8~0=250bv8] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] havoc main_#res; [?] havoc main_~port~0, main_~result_8~0; [L5] main_~port~0 := 90bv8; [L6] main_~result_8~0 := ~bvashr32(~bvnot32(~zero_extendFrom8To32(main_~port~0)), 4bv32)[8:0]; VAL [main_~port~0=90bv8, main_~result_8~0=250bv8] [L7-L9] assume 250bv32 == ~zero_extendFrom8To32(main_~result_8~0); VAL [main_~port~0=90bv8, main_~result_8~0=250bv8] [L12] assert false; VAL [main_~port~0=90bv8, main_~result_8~0=250bv8] [?] havoc main_#res; [?] havoc main_~port~0, main_~result_8~0; [L5] main_~port~0 := 90bv8; [L6] main_~result_8~0 := ~bvashr32(~bvnot32(~zero_extendFrom8To32(main_~port~0)), 4bv32)[8:0]; VAL [main_~port~0=90bv8, main_~result_8~0=250bv8] [L7] COND TRUE 250bv32 == ~zero_extendFrom8To32(main_~result_8~0) VAL [main_~port~0=90bv8, main_~result_8~0=250bv8] [L12] assert false; VAL [main_~port~0=90bv8, main_~result_8~0=250bv8] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] havoc main_#res; [?] havoc main_~port~0, main_~result_8~0; [L5] main_~port~0 := 90bv8; [L6] main_~result_8~0 := ~bvashr32(~bvnot32(~zero_extendFrom8To32(main_~port~0)), 4bv32)[8:0]; VAL [main_~port~0=90bv8, main_~result_8~0=250bv8] [L7] COND TRUE 250bv32 == ~zero_extendFrom8To32(main_~result_8~0) VAL [main_~port~0=90bv8, main_~result_8~0=250bv8] [L12] assert false; VAL [main_~port~0=90bv8, main_~result_8~0=250bv8] [L5] ~port~0 := 90bv8; [L6] ~result_8~0 := ~bvashr32(~bvnot32(~zero_extendFrom8To32(~port~0)), 4bv32)[8:0]; [L7] COND TRUE 250bv32 == ~zero_extendFrom8To32(~result_8~0) [L12] assert false; ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [L5] ~port~0 := 90bv8; [L6] ~result_8~0 := ~bvashr32(~bvnot32(~zero_extendFrom8To32(~port~0)), 4bv32)[8:0]; [L7] COND TRUE 250bv32 == ~zero_extendFrom8To32(~result_8~0) [L12] assert false; [L5] unsigned char port = 0x5a; [L6] unsigned char result_8 = ( ~port ) >> 4; [L7] COND TRUE result_8 == 0xfa [L12] __VERIFIER_error() ----- [2018-11-23 03:37:34,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 03:37:34 ImpRootNode [2018-11-23 03:37:34,864 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 03:37:34,864 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 03:37:34,864 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 03:37:34,864 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 03:37:34,865 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:37:34" (3/4) ... [2018-11-23 03:37:34,867 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] havoc main_#res;havoc main_~port~0, main_~result_8~0;main_~port~0 := 90bv8;main_~result_8~0 := ~bvashr32(~bvnot32(~zero_extendFrom8To32(main_~port~0)), 4bv32)[8:0]; VAL [ULTIMATE.start_main_~port~0=#x5a, ULTIMATE.start_main_~result_8~0=#xfa] [?] assume 250bv32 == ~zero_extendFrom8To32(main_~result_8~0); VAL [ULTIMATE.start_main_~port~0=#x5a, ULTIMATE.start_main_~result_8~0=#xfa] [?] assume !false; VAL [ULTIMATE.start_main_~port~0=#x5a, ULTIMATE.start_main_~result_8~0=#xfa] [?] havoc main_#res; [?] havoc main_~port~0, main_~result_8~0; [L5] main_~port~0 := 90bv8; [L6] main_~result_8~0 := ~bvashr32(~bvnot32(~zero_extendFrom8To32(main_~port~0)), 4bv32)[8:0]; VAL [main_~port~0=90bv8, main_~result_8~0=250bv8] [L7-L9] assume 250bv32 == ~zero_extendFrom8To32(main_~result_8~0); VAL [main_~port~0=90bv8, main_~result_8~0=250bv8] [L12] assert false; VAL [main_~port~0=90bv8, main_~result_8~0=250bv8] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] havoc main_#res; [?] havoc main_~port~0, main_~result_8~0; [L5] main_~port~0 := 90bv8; [L6] main_~result_8~0 := ~bvashr32(~bvnot32(~zero_extendFrom8To32(main_~port~0)), 4bv32)[8:0]; VAL [main_~port~0=90bv8, main_~result_8~0=250bv8] [L7-L9] assume 250bv32 == ~zero_extendFrom8To32(main_~result_8~0); VAL [main_~port~0=90bv8, main_~result_8~0=250bv8] [L12] assert false; VAL [main_~port~0=90bv8, main_~result_8~0=250bv8] [?] havoc main_#res; [?] havoc main_~port~0, main_~result_8~0; [L5] main_~port~0 := 90bv8; [L6] main_~result_8~0 := ~bvashr32(~bvnot32(~zero_extendFrom8To32(main_~port~0)), 4bv32)[8:0]; VAL [main_~port~0=90bv8, main_~result_8~0=250bv8] [L7] COND TRUE 250bv32 == ~zero_extendFrom8To32(main_~result_8~0) VAL [main_~port~0=90bv8, main_~result_8~0=250bv8] [L12] assert false; VAL [main_~port~0=90bv8, main_~result_8~0=250bv8] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] havoc main_#res; [?] havoc main_~port~0, main_~result_8~0; [L5] main_~port~0 := 90bv8; [L6] main_~result_8~0 := ~bvashr32(~bvnot32(~zero_extendFrom8To32(main_~port~0)), 4bv32)[8:0]; VAL [main_~port~0=90bv8, main_~result_8~0=250bv8] [L7] COND TRUE 250bv32 == ~zero_extendFrom8To32(main_~result_8~0) VAL [main_~port~0=90bv8, main_~result_8~0=250bv8] [L12] assert false; VAL [main_~port~0=90bv8, main_~result_8~0=250bv8] [L5] ~port~0 := 90bv8; [L6] ~result_8~0 := ~bvashr32(~bvnot32(~zero_extendFrom8To32(~port~0)), 4bv32)[8:0]; [L7] COND TRUE 250bv32 == ~zero_extendFrom8To32(~result_8~0) [L12] assert false; ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [L5] ~port~0 := 90bv8; [L6] ~result_8~0 := ~bvashr32(~bvnot32(~zero_extendFrom8To32(~port~0)), 4bv32)[8:0]; [L7] COND TRUE 250bv32 == ~zero_extendFrom8To32(~result_8~0) [L12] assert false; [L5] unsigned char port = 0x5a; [L6] unsigned char result_8 = ( ~port ) >> 4; [L7] COND TRUE result_8 == 0xfa [L12] __VERIFIER_error() ----- [2018-11-23 03:37:34,899 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_07ebddd6-7707-4ef9-aa72-76e6a2980a1b/bin-2019/ukojak/witness.graphml [2018-11-23 03:37:34,899 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 03:37:34,899 INFO L168 Benchmark]: Toolchain (without parser) took 499.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -140.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:37:34,900 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:37:34,901 INFO L168 Benchmark]: CACSL2BoogieTranslator took 163.48 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 939.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 03:37:34,901 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.43 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 03:37:34,901 INFO L168 Benchmark]: Boogie Preprocessor took 12.01 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:37:34,902 INFO L168 Benchmark]: RCFGBuilder took 162.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -170.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2018-11-23 03:37:34,902 INFO L168 Benchmark]: CodeCheck took 104.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2018-11-23 03:37:34,903 INFO L168 Benchmark]: Witness Printer took 34.83 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:37:34,905 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. UNSAFE Result, 0.0s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 12]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L5] unsigned char port = 0x5a; [L6] unsigned char result_8 = ( ~port ) >> 4; [L7] COND TRUE result_8 == 0xfa [L12] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 163.48 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 939.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.43 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 12.01 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 162.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -170.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. * CodeCheck took 104.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. * Witness Printer took 34.83 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...