./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-1a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a51615af-85ed-4e41-9d47-2480478d92ec/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a51615af-85ed-4e41-9d47-2480478d92ec/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a51615af-85ed-4e41-9d47-2480478d92ec/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a51615af-85ed-4e41-9d47-2480478d92ec/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-1a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a51615af-85ed-4e41-9d47-2480478d92ec/bin/utaipan/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a51615af-85ed-4e41-9d47-2480478d92ec/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1e9943d2199c95030d170f0541cc4df722deb62f ................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:32:07,542 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:32:07,544 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:32:07,559 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:32:07,559 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:32:07,561 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:32:07,562 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:32:07,572 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:32:07,576 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:32:07,580 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:32:07,582 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:32:07,583 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:32:07,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:32:07,585 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:32:07,587 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:32:07,588 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:32:07,589 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:32:07,590 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:32:07,592 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:32:07,595 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:32:07,599 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:32:07,602 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:32:07,604 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:32:07,604 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:32:07,608 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:32:07,608 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:32:07,608 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:32:07,609 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:32:07,610 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:32:07,611 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:32:07,611 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:32:07,612 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:32:07,612 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:32:07,613 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:32:07,614 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:32:07,614 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:32:07,615 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:32:07,615 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:32:07,615 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:32:07,616 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:32:07,617 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:32:07,618 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a51615af-85ed-4e41-9d47-2480478d92ec/bin/utaipan/config/svcomp-Overflow-32bit-Taipan_Default.epf [2019-11-26 02:32:07,642 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:32:07,652 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:32:07,653 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:32:07,653 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-26 02:32:07,653 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-26 02:32:07,653 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-26 02:32:07,654 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-26 02:32:07,654 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-26 02:32:07,654 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-26 02:32:07,654 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-26 02:32:07,654 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-26 02:32:07,655 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-26 02:32:07,655 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-26 02:32:07,655 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-26 02:32:07,655 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-26 02:32:07,656 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:32:07,657 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:32:07,657 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 02:32:07,657 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:32:07,657 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:32:07,658 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:32:07,658 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:32:07,658 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:32:07,658 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:32:07,658 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-26 02:32:07,659 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:32:07,659 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:32:07,659 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:32:07,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:32:07,660 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:32:07,660 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 02:32:07,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 02:32:07,661 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:32:07,661 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:32:07,662 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:32:07,662 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-26 02:32:07,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:32:07,663 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:32:07,663 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 02:32:07,663 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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/run_dir_a51615af-85ed-4e41-9d47-2480478d92ec/bin/utaipan 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 ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan 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 -> 1e9943d2199c95030d170f0541cc4df722deb62f [2019-11-26 02:32:07,824 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:32:07,841 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:32:07,844 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:32:07,845 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:32:07,846 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:32:07,846 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a51615af-85ed-4e41-9d47-2480478d92ec/bin/utaipan/../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-1a.c [2019-11-26 02:32:07,907 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a51615af-85ed-4e41-9d47-2480478d92ec/bin/utaipan/data/f630826e7/35ecba4e3b0f409b9224ed563e5ba50e/FLAG407ba9bd5 [2019-11-26 02:32:08,323 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:32:08,324 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a51615af-85ed-4e41-9d47-2480478d92ec/sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-1a.c [2019-11-26 02:32:08,335 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a51615af-85ed-4e41-9d47-2480478d92ec/bin/utaipan/data/f630826e7/35ecba4e3b0f409b9224ed563e5ba50e/FLAG407ba9bd5 [2019-11-26 02:32:08,667 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a51615af-85ed-4e41-9d47-2480478d92ec/bin/utaipan/data/f630826e7/35ecba4e3b0f409b9224ed563e5ba50e [2019-11-26 02:32:08,670 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:32:08,671 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:32:08,672 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:32:08,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:32:08,675 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:32:08,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:32:08" (1/1) ... [2019-11-26 02:32:08,682 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53bdcc55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:32:08, skipping insertion in model container [2019-11-26 02:32:08,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:32:08" (1/1) ... [2019-11-26 02:32:08,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:32:08,748 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:32:09,017 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:32:09,021 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:32:09,076 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:32:09,088 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:32:09,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:32:09 WrapperNode [2019-11-26 02:32:09,089 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:32:09,090 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:32:09,090 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:32:09,090 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:32:09,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:32:09" (1/1) ... [2019-11-26 02:32:09,112 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:32:09" (1/1) ... [2019-11-26 02:32:09,147 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:32:09,147 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:32:09,148 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:32:09,148 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:32:09,157 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:32:09" (1/1) ... [2019-11-26 02:32:09,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:32:09" (1/1) ... [2019-11-26 02:32:09,165 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:32:09" (1/1) ... [2019-11-26 02:32:09,165 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:32:09" (1/1) ... [2019-11-26 02:32:09,173 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:32:09" (1/1) ... [2019-11-26 02:32:09,181 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:32:09" (1/1) ... [2019-11-26 02:32:09,183 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:32:09" (1/1) ... [2019-11-26 02:32:09,188 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:32:09,188 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:32:09,188 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:32:09,188 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:32:09,189 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:32:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a51615af-85ed-4e41-9d47-2480478d92ec/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 02:32:09,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:32:09,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:32:09,377 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-26 02:32:09,880 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2019-11-26 02:32:09,880 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2019-11-26 02:32:10,247 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:32:10,247 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-26 02:32:10,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:32:10 BoogieIcfgContainer [2019-11-26 02:32:10,249 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:32:10,250 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-26 02:32:10,250 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-26 02:32:10,253 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-26 02:32:10,253 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 02:32:08" (1/3) ... [2019-11-26 02:32:10,254 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36b8ee6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:32:10, skipping insertion in model container [2019-11-26 02:32:10,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:32:09" (2/3) ... [2019-11-26 02:32:10,255 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36b8ee6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:32:10, skipping insertion in model container [2019-11-26 02:32:10,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:32:10" (3/3) ... [2019-11-26 02:32:10,257 INFO L109 eAbstractionObserver]: Analyzing ICFG s3_clnt_2.BV.c.cil-1a.c [2019-11-26 02:32:10,266 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-26 02:32:10,273 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2019-11-26 02:32:10,284 INFO L249 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2019-11-26 02:32:10,314 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-26 02:32:10,315 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-26 02:32:10,315 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-26 02:32:10,316 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-26 02:32:10,316 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-26 02:32:10,316 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-26 02:32:10,316 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-26 02:32:10,316 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-26 02:32:10,337 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states. [2019-11-26 02:32:10,345 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 02:32:10,352 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 82 states. [2019-11-26 02:32:10,436 INFO L447 ceAbstractionStarter]: At program point L597(lines 92 598) the Hoare annotation is: true [2019-11-26 02:32:10,436 INFO L444 ceAbstractionStarter]: For program point L168(lines 168 541) no Hoare annotation was computed. [2019-11-26 02:32:10,436 INFO L444 ceAbstractionStarter]: For program point L135(lines 135 552) no Hoare annotation was computed. [2019-11-26 02:32:10,437 INFO L444 ceAbstractionStarter]: For program point L102(lines 102 563) no Hoare annotation was computed. [2019-11-26 02:32:10,437 INFO L444 ceAbstractionStarter]: For program point L301-1(lines 301 315) no Hoare annotation was computed. [2019-11-26 02:32:10,437 INFO L447 ceAbstractionStarter]: At program point L202(lines 99 564) the Hoare annotation is: true [2019-11-26 02:32:10,437 INFO L447 ceAbstractionStarter]: At program point L169(lines 165 542) the Hoare annotation is: true [2019-11-26 02:32:10,437 INFO L444 ceAbstractionStarter]: For program point L566(lines 566 594) no Hoare annotation was computed. [2019-11-26 02:32:10,437 INFO L444 ceAbstractionStarter]: For program point L567(lines 567 591) no Hoare annotation was computed. [2019-11-26 02:32:10,437 INFO L444 ceAbstractionStarter]: For program point L336(lines 336 341) no Hoare annotation was computed. [2019-11-26 02:32:10,437 INFO L444 ceAbstractionStarter]: For program point L171(lines 171 540) no Hoare annotation was computed. [2019-11-26 02:32:10,438 INFO L444 ceAbstractionStarter]: For program point L138(lines 138 551) no Hoare annotation was computed. [2019-11-26 02:32:10,438 INFO L444 ceAbstractionStarter]: For program point L105(lines 105 562) no Hoare annotation was computed. [2019-11-26 02:32:10,438 INFO L444 ceAbstractionStarter]: For program point L568(lines 568 577) no Hoare annotation was computed. [2019-11-26 02:32:10,438 INFO L444 ceAbstractionStarter]: For program point L568-2(lines 567 589) no Hoare annotation was computed. [2019-11-26 02:32:10,438 INFO L447 ceAbstractionStarter]: At program point L139(lines 135 552) the Hoare annotation is: true [2019-11-26 02:32:10,438 INFO L444 ceAbstractionStarter]: For program point L305-2(lines 303 315) no Hoare annotation was computed. [2019-11-26 02:32:10,438 INFO L444 ceAbstractionStarter]: For program point L570(lines 570 574) no Hoare annotation was computed. [2019-11-26 02:32:10,438 INFO L444 ceAbstractionStarter]: For program point L438(lines 438 443) no Hoare annotation was computed. [2019-11-26 02:32:10,439 INFO L444 ceAbstractionStarter]: For program point L174(lines 174 539) no Hoare annotation was computed. [2019-11-26 02:32:10,439 INFO L444 ceAbstractionStarter]: For program point L141(lines 141 550) no Hoare annotation was computed. [2019-11-26 02:32:10,439 INFO L444 ceAbstractionStarter]: For program point L207-2(lines 197 529) no Hoare annotation was computed. [2019-11-26 02:32:10,439 INFO L444 ceAbstractionStarter]: For program point L108(lines 108 561) no Hoare annotation was computed. [2019-11-26 02:32:10,439 INFO L444 ceAbstractionStarter]: For program point L472(lines 472 476) no Hoare annotation was computed. [2019-11-26 02:32:10,439 INFO L447 ceAbstractionStarter]: At program point L175(lines 171 540) the Hoare annotation is: true [2019-11-26 02:32:10,439 INFO L444 ceAbstractionStarter]: For program point L407(lines 407 411) no Hoare annotation was computed. [2019-11-26 02:32:10,439 INFO L444 ceAbstractionStarter]: For program point L243(lines 243 248) no Hoare annotation was computed. [2019-11-26 02:32:10,440 INFO L444 ceAbstractionStarter]: For program point L177(lines 177 538) no Hoare annotation was computed. [2019-11-26 02:32:10,440 INFO L444 ceAbstractionStarter]: For program point L144(lines 144 549) no Hoare annotation was computed. [2019-11-26 02:32:10,440 INFO L444 ceAbstractionStarter]: For program point L111(lines 111 560) no Hoare annotation was computed. [2019-11-26 02:32:10,440 INFO L447 ceAbstractionStarter]: At program point L145(lines 141 550) the Hoare annotation is: true [2019-11-26 02:32:10,440 INFO L444 ceAbstractionStarter]: For program point L180(lines 180 537) no Hoare annotation was computed. [2019-11-26 02:32:10,440 INFO L444 ceAbstractionStarter]: For program point L147(lines 147 548) no Hoare annotation was computed. [2019-11-26 02:32:10,440 INFO L444 ceAbstractionStarter]: For program point L114(lines 114 559) no Hoare annotation was computed. [2019-11-26 02:32:10,440 INFO L444 ceAbstractionStarter]: For program point L379(lines 379 383) no Hoare annotation was computed. [2019-11-26 02:32:10,440 INFO L447 ceAbstractionStarter]: At program point L346(lines 346 350) the Hoare annotation is: true [2019-11-26 02:32:10,441 INFO L447 ceAbstractionStarter]: At program point L181(lines 177 538) the Hoare annotation is: true [2019-11-26 02:32:10,441 INFO L447 ceAbstractionStarter]: At program point L115(lines 111 560) the Hoare annotation is: true [2019-11-26 02:32:10,441 INFO L447 ceAbstractionStarter]: At program point L612(lines 65 614) the Hoare annotation is: true [2019-11-26 02:32:10,441 INFO L444 ceAbstractionStarter]: For program point L282-2(lines 197 529) no Hoare annotation was computed. [2019-11-26 02:32:10,441 INFO L444 ceAbstractionStarter]: For program point L183(lines 183 536) no Hoare annotation was computed. [2019-11-26 02:32:10,441 INFO L444 ceAbstractionStarter]: For program point L150(lines 150 547) no Hoare annotation was computed. [2019-11-26 02:32:10,441 INFO L444 ceAbstractionStarter]: For program point L117(lines 117 558) no Hoare annotation was computed. [2019-11-26 02:32:10,441 INFO L444 ceAbstractionStarter]: For program point L448(lines 448 452) no Hoare annotation was computed. [2019-11-26 02:32:10,442 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-26 02:32:10,442 INFO L444 ceAbstractionStarter]: For program point L351(lines 351 355) no Hoare annotation was computed. [2019-11-26 02:32:10,442 INFO L444 ceAbstractionStarter]: For program point L219(lines 219 236) no Hoare annotation was computed. [2019-11-26 02:32:10,442 INFO L444 ceAbstractionStarter]: For program point L186(lines 186 535) no Hoare annotation was computed. [2019-11-26 02:32:10,442 INFO L444 ceAbstractionStarter]: For program point L153(lines 153 546) no Hoare annotation was computed. [2019-11-26 02:32:10,442 INFO L444 ceAbstractionStarter]: For program point L219-2(lines 197 529) no Hoare annotation was computed. [2019-11-26 02:32:10,442 INFO L444 ceAbstractionStarter]: For program point L120(lines 120 557) no Hoare annotation was computed. [2019-11-26 02:32:10,442 INFO L447 ceAbstractionStarter]: At program point L187(lines 183 536) the Hoare annotation is: true [2019-11-26 02:32:10,443 INFO L447 ceAbstractionStarter]: At program point L121(lines 117 558) the Hoare annotation is: true [2019-11-26 02:32:10,443 INFO L444 ceAbstractionStarter]: For program point L485-1(lines 485 497) no Hoare annotation was computed. [2019-11-26 02:32:10,443 INFO L444 ceAbstractionStarter]: For program point L419(lines 419 423) no Hoare annotation was computed. [2019-11-26 02:32:10,448 INFO L444 ceAbstractionStarter]: For program point L221(lines 221 226) no Hoare annotation was computed. [2019-11-26 02:32:10,448 INFO L447 ceAbstractionStarter]: At program point L189(lines 189 534) the Hoare annotation is: true [2019-11-26 02:32:10,448 INFO L444 ceAbstractionStarter]: For program point L156(lines 156 545) no Hoare annotation was computed. [2019-11-26 02:32:10,448 INFO L444 ceAbstractionStarter]: For program point L123(lines 123 556) no Hoare annotation was computed. [2019-11-26 02:32:10,449 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-26 02:32:10,449 INFO L447 ceAbstractionStarter]: At program point L190(lines 189 534) the Hoare annotation is: true [2019-11-26 02:32:10,449 INFO L447 ceAbstractionStarter]: At program point L157(lines 147 548) the Hoare annotation is: true [2019-11-26 02:32:10,449 INFO L444 ceAbstractionStarter]: For program point L488(lines 488 493) no Hoare annotation was computed. [2019-11-26 02:32:10,449 INFO L444 ceAbstractionStarter]: For program point L323-2(lines 197 529) no Hoare annotation was computed. [2019-11-26 02:32:10,450 INFO L444 ceAbstractionStarter]: For program point L390(lines 390 394) no Hoare annotation was computed. [2019-11-26 02:32:10,450 INFO L444 ceAbstractionStarter]: For program point L159(lines 159 544) no Hoare annotation was computed. [2019-11-26 02:32:10,450 INFO L444 ceAbstractionStarter]: For program point L126(lines 126 555) no Hoare annotation was computed. [2019-11-26 02:32:10,450 INFO L444 ceAbstractionStarter]: For program point L93-1(lines 65 614) no Hoare annotation was computed. [2019-11-26 02:32:10,450 INFO L447 ceAbstractionStarter]: At program point L127(lines 123 556) the Hoare annotation is: true [2019-11-26 02:32:10,451 INFO L444 ceAbstractionStarter]: For program point L227(lines 227 232) no Hoare annotation was computed. [2019-11-26 02:32:10,451 INFO L444 ceAbstractionStarter]: For program point L260-2(lines 197 529) no Hoare annotation was computed. [2019-11-26 02:32:10,451 INFO L444 ceAbstractionStarter]: For program point L162(lines 162 543) no Hoare annotation was computed. [2019-11-26 02:32:10,451 INFO L444 ceAbstractionStarter]: For program point L129(lines 129 554) no Hoare annotation was computed. [2019-11-26 02:32:10,452 INFO L447 ceAbstractionStarter]: At program point L96(lines 96 565) the Hoare annotation is: true [2019-11-26 02:32:10,452 INFO L444 ceAbstractionStarter]: For program point L427-2(lines 197 529) no Hoare annotation was computed. [2019-11-26 02:32:10,453 INFO L447 ceAbstractionStarter]: At program point L163(lines 159 544) the Hoare annotation is: true [2019-11-26 02:32:10,453 INFO L444 ceAbstractionStarter]: For program point L362(lines 362 366) no Hoare annotation was computed. [2019-11-26 02:32:10,454 INFO L444 ceAbstractionStarter]: For program point L165(lines 165 542) no Hoare annotation was computed. [2019-11-26 02:32:10,454 INFO L444 ceAbstractionStarter]: For program point L132(lines 132 553) no Hoare annotation was computed. [2019-11-26 02:32:10,454 INFO L444 ceAbstractionStarter]: For program point L99(lines 99 564) no Hoare annotation was computed. [2019-11-26 02:32:10,454 INFO L447 ceAbstractionStarter]: At program point L133(lines 129 554) the Hoare annotation is: true [2019-11-26 02:32:10,455 INFO L447 ceAbstractionStarter]: At program point L530(lines 93 596) the Hoare annotation is: true [2019-11-26 02:32:10,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 02:32:10 BoogieIcfgContainer [2019-11-26 02:32:10,476 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-26 02:32:10,476 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:32:10,477 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:32:10,477 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:32:10,477 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:32:10" (3/4) ... [2019-11-26 02:32:10,482 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 02:32:10,516 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2019-11-26 02:32:10,518 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-26 02:32:10,519 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:32:10,669 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a51615af-85ed-4e41-9d47-2480478d92ec/bin/utaipan/witness.graphml [2019-11-26 02:32:10,669 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:32:10,671 INFO L168 Benchmark]: Toolchain (without parser) took 1999.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 950.1 MB in the beginning and 1.0 GB in the end (delta: -66.2 MB). Peak memory consumption was 82.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:32:10,681 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:32:10,681 INFO L168 Benchmark]: CACSL2BoogieTranslator took 417.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -192.0 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:32:10,682 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.51 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:32:10,682 INFO L168 Benchmark]: Boogie Preprocessor took 40.50 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. [2019-11-26 02:32:10,682 INFO L168 Benchmark]: RCFGBuilder took 1060.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 93.6 MB). Peak memory consumption was 93.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:32:10,683 INFO L168 Benchmark]: TraceAbstraction took 226.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-11-26 02:32:10,683 INFO L168 Benchmark]: Witness Printer took 192.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:32:10,685 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 417.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -192.0 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 57.51 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.50 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. * RCFGBuilder took 1060.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 93.6 MB). Peak memory consumption was 93.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 226.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Witness Printer took 192.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 92]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 159]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 82 locations, 0 error locations. Result: SAFE, OverallTime: 0.1s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=82occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 20 LocationsWithAnnotation, 20 PreInvPairs, 20 NumberOfFragments, 20 HoareAnnotationTreeSize, 20 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 20 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...