./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector-regression/integerpromotion_true-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_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector-regression/integerpromotion_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/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 bf1168110983bcf9fdc75fe12a6575329d72d984 ........................................................................................................................................................................................................................................................................................ 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_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector-regression/integerpromotion_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/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 bf1168110983bcf9fdc75fe12a6575329d72d984 ...................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 01:03:28,200 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 01:03:28,201 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 01:03:28,208 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 01:03:28,208 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 01:03:28,209 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 01:03:28,209 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 01:03:28,210 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 01:03:28,211 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 01:03:28,212 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 01:03:28,213 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 01:03:28,213 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 01:03:28,213 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 01:03:28,214 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 01:03:28,215 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 01:03:28,215 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 01:03:28,216 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 01:03:28,217 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 01:03:28,218 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 01:03:28,219 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 01:03:28,220 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 01:03:28,221 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 01:03:28,222 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 01:03:28,223 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 01:03:28,223 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 01:03:28,223 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 01:03:28,224 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 01:03:28,225 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 01:03:28,225 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 01:03:28,226 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 01:03:28,226 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 01:03:28,227 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 01:03:28,227 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 01:03:28,227 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 01:03:28,228 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 01:03:28,228 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 01:03:28,228 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 01:03:28,238 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 01:03:28,238 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 01:03:28,238 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 01:03:28,239 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 01:03:28,239 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 01:03:28,239 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 01:03:28,239 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 01:03:28,240 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 01:03:28,240 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 01:03:28,240 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 01:03:28,240 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 01:03:28,240 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 01:03:28,240 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 01:03:28,240 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 01:03:28,240 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 01:03:28,240 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 01:03:28,241 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 01:03:28,241 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 01:03:28,241 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 01:03:28,241 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 01:03:28,241 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 01:03:28,241 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 01:03:28,241 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 01:03:28,241 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 01:03:28,242 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 01:03:28,242 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 01:03:28,242 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 01:03:28,242 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 01:03:28,242 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 01:03:28,242 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_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/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 -> bf1168110983bcf9fdc75fe12a6575329d72d984 [2018-11-23 01:03:28,264 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 01:03:28,272 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 01:03:28,274 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 01:03:28,275 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 01:03:28,275 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 01:03:28,275 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/bin-2019/ukojak/../../sv-benchmarks/c/bitvector-regression/integerpromotion_true-unreach-call_true-termination.c [2018-11-23 01:03:28,310 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/bin-2019/ukojak/data/497243f44/b701fcc703c94fe58c69f2adf003025f/FLAG22d80f52e [2018-11-23 01:03:28,702 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 01:03:28,703 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/sv-benchmarks/c/bitvector-regression/integerpromotion_true-unreach-call_true-termination.c [2018-11-23 01:03:28,706 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/bin-2019/ukojak/data/497243f44/b701fcc703c94fe58c69f2adf003025f/FLAG22d80f52e [2018-11-23 01:03:28,717 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/bin-2019/ukojak/data/497243f44/b701fcc703c94fe58c69f2adf003025f [2018-11-23 01:03:28,719 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 01:03:28,720 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 01:03:28,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 01:03:28,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 01:03:28,722 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 01:03:28,723 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:03:28" (1/1) ... [2018-11-23 01:03:28,725 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 01:03:28, skipping insertion in model container [2018-11-23 01:03:28,725 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:03:28" (1/1) ... [2018-11-23 01:03:28,731 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 01:03:28,743 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 01:03:28,844 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:03:28,847 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 01:03:28,855 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:03:28,862 INFO L195 MainTranslator]: Completed translation [2018-11-23 01:03:28,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:03:28 WrapperNode [2018-11-23 01:03:28,863 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 01:03:28,863 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 01:03:28,863 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 01:03:28,863 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 01:03:28,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:03:28" (1/1) ... [2018-11-23 01:03:28,871 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:03:28" (1/1) ... [2018-11-23 01:03:28,881 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 01:03:28,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 01:03:28,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 01:03:28,881 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 01:03:28,886 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:03:28" (1/1) ... [2018-11-23 01:03:28,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:03:28" (1/1) ... [2018-11-23 01:03:28,887 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:03:28" (1/1) ... [2018-11-23 01:03:28,887 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:03:28" (1/1) ... [2018-11-23 01:03:28,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:03:28" (1/1) ... [2018-11-23 01:03:28,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:03:28" (1/1) ... [2018-11-23 01:03:28,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:03:28" (1/1) ... [2018-11-23 01:03:28,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 01:03:28,891 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 01:03:28,891 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 01:03:28,891 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 01:03:28,892 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:03:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/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 01:03:28,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 01:03:28,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 01:03:29,029 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 01:03:29,029 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-11-23 01:03:29,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:03:29 BoogieIcfgContainer [2018-11-23 01:03:29,030 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 01:03:29,030 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 01:03:29,030 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 01:03:29,038 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 01:03:29,039 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:03:29" (1/1) ... [2018-11-23 01:03:29,045 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:03:29,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:29,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-23 01:03:29,066 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-23 01:03:29,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-23 01:03:29,068 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:29,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 01:03:29,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 01:03:29,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 01:03:29,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 01:03:29,141 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=0] [?] assume 250 != main_~result_8~0 % 256; VAL [ULTIMATE.start_main_~port~0=90, ULTIMATE.start_main_~result_8~0=0] [?] assume !false; VAL [ULTIMATE.start_main_~port~0=90, ULTIMATE.start_main_~result_8~0=0] [?] 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=0] [L7-L9] assume 250 != main_~result_8~0 % 256; VAL [main_~port~0=90, main_~result_8~0=0] [L12] assert false; VAL [main_~port~0=90, main_~result_8~0=0] ----- ----- 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=0] [L7-L9] assume 250 != main_~result_8~0 % 256; VAL [main_~port~0=90, main_~result_8~0=0] [L12] assert false; VAL [main_~port~0=90, main_~result_8~0=0] [?] 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=0] [L7] COND TRUE 250 != main_~result_8~0 % 256 VAL [main_~port~0=90, main_~result_8~0=0] [L12] assert false; VAL [main_~port~0=90, main_~result_8~0=0] ----- ----- 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=0] [L7] COND TRUE 250 != main_~result_8~0 % 256 VAL [main_~port~0=90, main_~result_8~0=0] [L12] assert false; VAL [main_~port~0=90, main_~result_8~0=0] [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 01:03:29,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:03:29 ImpRootNode [2018-11-23 01:03:29,157 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 01:03:29,157 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 01:03:29,157 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 01:03:29,157 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 01:03:29,158 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:03:29" (3/4) ... [2018-11-23 01:03:29,160 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 01:03:29,160 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 01:03:29,160 INFO L168 Benchmark]: Toolchain (without parser) took 441.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 958.1 MB in the beginning and 1.1 GB in the end (delta: -155.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 01:03:29,162 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 01:03:29,162 INFO L168 Benchmark]: CACSL2BoogieTranslator took 142.67 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 947.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 01:03:29,163 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.84 ms. Allocated memory is still 1.0 GB. Free memory was 947.4 MB in the beginning and 944.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 01:03:29,164 INFO L168 Benchmark]: Boogie Preprocessor took 9.82 ms. Allocated memory is still 1.0 GB. Free memory is still 944.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 01:03:29,164 INFO L168 Benchmark]: RCFGBuilder took 138.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -183.1 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. [2018-11-23 01:03:29,165 INFO L168 Benchmark]: CodeCheck took 127.10 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: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 11.5 GB. [2018-11-23 01:03:29,165 INFO L168 Benchmark]: Witness Printer took 2.89 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 01:03:29,168 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 - 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 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 142.67 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 947.4 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 17.84 ms. Allocated memory is still 1.0 GB. Free memory was 947.4 MB in the beginning and 944.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 9.82 ms. Allocated memory is still 1.0 GB. Free memory is still 944.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 138.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -183.1 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. * CodeCheck took 127.10 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: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 11.5 GB. * Witness Printer took 2.89 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 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 01:03:30,617 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 01:03:30,618 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 01:03:30,626 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 01:03:30,626 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 01:03:30,627 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 01:03:30,628 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 01:03:30,629 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 01:03:30,630 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 01:03:30,631 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 01:03:30,631 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 01:03:30,631 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 01:03:30,632 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 01:03:30,633 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 01:03:30,633 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 01:03:30,634 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 01:03:30,634 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 01:03:30,635 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 01:03:30,637 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 01:03:30,637 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 01:03:30,638 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 01:03:30,639 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 01:03:30,640 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 01:03:30,641 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 01:03:30,641 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 01:03:30,641 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 01:03:30,642 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 01:03:30,642 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 01:03:30,643 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 01:03:30,644 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 01:03:30,644 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 01:03:30,644 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 01:03:30,645 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 01:03:30,645 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 01:03:30,645 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 01:03:30,646 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 01:03:30,646 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-23 01:03:30,656 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 01:03:30,656 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 01:03:30,656 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 01:03:30,657 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 01:03:30,657 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 01:03:30,657 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 01:03:30,657 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 01:03:30,658 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 01:03:30,658 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 01:03:30,658 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 01:03:30,658 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 01:03:30,658 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 01:03:30,658 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 01:03:30,658 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 01:03:30,658 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 01:03:30,659 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 01:03:30,659 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 01:03:30,659 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 01:03:30,659 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 01:03:30,659 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 01:03:30,659 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 01:03:30,659 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 01:03:30,660 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 01:03:30,660 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 01:03:30,660 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 01:03:30,660 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 01:03:30,660 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 01:03:30,660 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-23 01:03:30,660 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 01:03:30,660 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 01:03:30,661 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 01:03:30,661 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 01:03:30,661 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_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/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 -> bf1168110983bcf9fdc75fe12a6575329d72d984 [2018-11-23 01:03:30,689 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 01:03:30,698 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 01:03:30,701 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 01:03:30,702 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 01:03:30,703 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 01:03:30,703 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/bin-2019/ukojak/../../sv-benchmarks/c/bitvector-regression/integerpromotion_true-unreach-call_true-termination.c [2018-11-23 01:03:30,744 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/bin-2019/ukojak/data/4a2b3e5f1/518e4b1e1414412293803234579dac9f/FLAGd6059fa5b [2018-11-23 01:03:31,067 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 01:03:31,067 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/sv-benchmarks/c/bitvector-regression/integerpromotion_true-unreach-call_true-termination.c [2018-11-23 01:03:31,070 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/bin-2019/ukojak/data/4a2b3e5f1/518e4b1e1414412293803234579dac9f/FLAGd6059fa5b [2018-11-23 01:03:31,503 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/bin-2019/ukojak/data/4a2b3e5f1/518e4b1e1414412293803234579dac9f [2018-11-23 01:03:31,505 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 01:03:31,506 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 01:03:31,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 01:03:31,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 01:03:31,509 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 01:03:31,510 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:03:31" (1/1) ... [2018-11-23 01:03:31,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@467d0368 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:03:31, skipping insertion in model container [2018-11-23 01:03:31,512 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:03:31" (1/1) ... [2018-11-23 01:03:31,518 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 01:03:31,528 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 01:03:31,646 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:03:31,650 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 01:03:31,660 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:03:31,670 INFO L195 MainTranslator]: Completed translation [2018-11-23 01:03:31,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:03:31 WrapperNode [2018-11-23 01:03:31,670 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 01:03:31,671 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 01:03:31,671 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 01:03:31,671 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 01:03:31,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:03:31" (1/1) ... [2018-11-23 01:03:31,682 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:03:31" (1/1) ... [2018-11-23 01:03:31,694 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 01:03:31,694 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 01:03:31,694 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 01:03:31,694 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 01:03:31,699 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:03:31" (1/1) ... [2018-11-23 01:03:31,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:03:31" (1/1) ... [2018-11-23 01:03:31,700 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:03:31" (1/1) ... [2018-11-23 01:03:31,700 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:03:31" (1/1) ... [2018-11-23 01:03:31,702 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:03:31" (1/1) ... [2018-11-23 01:03:31,704 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:03:31" (1/1) ... [2018-11-23 01:03:31,705 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:03:31" (1/1) ... [2018-11-23 01:03:31,706 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 01:03:31,706 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 01:03:31,706 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 01:03:31,706 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 01:03:31,707 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:03:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/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 01:03:31,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 01:03:31,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 01:03:31,858 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 01:03:31,858 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-11-23 01:03:31,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:03:31 BoogieIcfgContainer [2018-11-23 01:03:31,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 01:03:31,859 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 01:03:31,859 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 01:03:31,865 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 01:03:31,866 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:03:31" (1/1) ... [2018-11-23 01:03:31,872 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:03:31,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:31,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-23 01:03:31,892 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-23 01:03:31,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-23 01:03:31,893 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:31,925 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 01:03:31,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:31,936 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:03:31,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:31,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:31,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2018-11-23 01:03:31,994 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2018-11-23 01:03:31,994 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 01:03:31,994 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2018-11-23 01:03:32,000 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 01:03:32,007 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:03:32,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:03:32 ImpRootNode [2018-11-23 01:03:32,009 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 01:03:32,010 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 01:03:32,010 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 01:03:32,010 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 01:03:32,010 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:03:31" (3/4) ... [2018-11-23 01:03:32,013 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 01:03:32,019 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-23 01:03:32,019 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 01:03:32,044 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1ed5855c-fdd9-40a7-9748-5a27ee170bb9/bin-2019/ukojak/witness.graphml [2018-11-23 01:03:32,044 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 01:03:32,045 INFO L168 Benchmark]: Toolchain (without parser) took 538.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -156.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 01:03:32,046 INFO L168 Benchmark]: CDTParser took 0.17 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 01:03:32,046 INFO L168 Benchmark]: CACSL2BoogieTranslator took 163.59 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 937.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 01:03:32,047 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.99 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 932.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 01:03:32,047 INFO L168 Benchmark]: Boogie Preprocessor took 11.86 ms. Allocated memory is still 1.0 GB. Free memory is still 932.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 01:03:32,048 INFO L168 Benchmark]: RCFGBuilder took 152.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 932.5 MB in the beginning and 1.1 GB in the end (delta: -185.7 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2018-11-23 01:03:32,048 INFO L168 Benchmark]: CodeCheck took 150.00 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 01:03:32,049 INFO L168 Benchmark]: Witness Printer took 34.59 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 01:03:32,053 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. SAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 3 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 2 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, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 12 SizeOfPredicates, 2 NumberOfNonLiveVariables, 6 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - PositiveResult [Line: 12]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 3]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 163.59 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 937.9 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 22.99 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 932.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.86 ms. Allocated memory is still 1.0 GB. Free memory is still 932.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 152.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 932.5 MB in the beginning and 1.1 GB in the end (delta: -185.7 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. * CodeCheck took 150.00 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 34.59 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 correct! Received shutdown request...