./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_80f8f098-5b58-420d-9603-4eeac3880c92/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_80f8f098-5b58-420d-9603-4eeac3880c92/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_80f8f098-5b58-420d-9603-4eeac3880c92/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_80f8f098-5b58-420d-9603-4eeac3880c92/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_80f8f098-5b58-420d-9603-4eeac3880c92/bin/utaipan/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_80f8f098-5b58-420d-9603-4eeac3880c92/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 a482892abf67e79a3ae4664db384c404b0bcc555 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 22:07:07,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 22:07:07,319 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 22:07:07,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 22:07:07,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 22:07:07,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 22:07:07,328 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 22:07:07,329 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 22:07:07,330 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 22:07:07,331 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 22:07:07,331 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 22:07:07,332 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 22:07:07,332 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 22:07:07,333 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 22:07:07,334 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 22:07:07,335 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 22:07:07,335 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 22:07:07,336 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 22:07:07,337 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 22:07:07,338 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 22:07:07,339 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 22:07:07,340 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 22:07:07,341 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 22:07:07,341 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 22:07:07,343 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 22:07:07,343 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 22:07:07,343 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 22:07:07,344 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 22:07:07,344 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 22:07:07,345 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 22:07:07,345 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 22:07:07,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 22:07:07,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 22:07:07,346 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 22:07:07,347 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 22:07:07,347 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 22:07:07,347 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 22:07:07,347 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 22:07:07,347 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 22:07:07,348 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 22:07:07,348 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 22:07:07,349 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_80f8f098-5b58-420d-9603-4eeac3880c92/bin/utaipan/config/svcomp-Overflow-32bit-Taipan_Default.epf [2019-12-07 22:07:07,359 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 22:07:07,359 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 22:07:07,360 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 22:07:07,360 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 22:07:07,360 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 22:07:07,360 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 22:07:07,360 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 22:07:07,360 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 22:07:07,361 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 22:07:07,361 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 22:07:07,361 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 22:07:07,361 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 22:07:07,361 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 22:07:07,361 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 22:07:07,362 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 22:07:07,362 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 22:07:07,362 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 22:07:07,362 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 22:07:07,362 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 22:07:07,363 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 22:07:07,363 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 22:07:07,363 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 22:07:07,363 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 22:07:07,363 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 22:07:07,363 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-12-07 22:07:07,363 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 22:07:07,363 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 22:07:07,363 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 22:07:07,364 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 22:07:07,364 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 22:07:07,364 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 22:07:07,364 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 22:07:07,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 22:07:07,364 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 22:07:07,364 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 22:07:07,364 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 22:07:07,365 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 22:07:07,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 22:07:07,365 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 22:07:07,365 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 22:07:07,365 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 22:07:07,365 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_80f8f098-5b58-420d-9603-4eeac3880c92/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 -> a482892abf67e79a3ae4664db384c404b0bcc555 [2019-12-07 22:07:07,462 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 22:07:07,470 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 22:07:07,472 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 22:07:07,473 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 22:07:07,473 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 22:07:07,474 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_80f8f098-5b58-420d-9603-4eeac3880c92/bin/utaipan/../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c [2019-12-07 22:07:07,512 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_80f8f098-5b58-420d-9603-4eeac3880c92/bin/utaipan/data/7a2f232f7/42cb1c1216bf4f71a58884ec63331235/FLAGbb4efcfb1 [2019-12-07 22:07:07,965 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 22:07:07,966 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_80f8f098-5b58-420d-9603-4eeac3880c92/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c [2019-12-07 22:07:07,976 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_80f8f098-5b58-420d-9603-4eeac3880c92/bin/utaipan/data/7a2f232f7/42cb1c1216bf4f71a58884ec63331235/FLAGbb4efcfb1 [2019-12-07 22:07:07,985 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_80f8f098-5b58-420d-9603-4eeac3880c92/bin/utaipan/data/7a2f232f7/42cb1c1216bf4f71a58884ec63331235 [2019-12-07 22:07:07,986 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 22:07:07,987 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 22:07:07,988 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 22:07:07,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 22:07:07,990 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 22:07:07,991 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:07:07" (1/1) ... [2019-12-07 22:07:07,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e024d6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:07:07, skipping insertion in model container [2019-12-07 22:07:07,993 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:07:07" (1/1) ... [2019-12-07 22:07:07,997 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 22:07:08,021 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 22:07:08,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 22:07:08,191 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 22:07:08,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 22:07:08,235 INFO L208 MainTranslator]: Completed translation [2019-12-07 22:07:08,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:07:08 WrapperNode [2019-12-07 22:07:08,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 22:07:08,235 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 22:07:08,236 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 22:07:08,236 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 22:07:08,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:07:08" (1/1) ... [2019-12-07 22:07:08,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:07:08" (1/1) ... [2019-12-07 22:07:08,269 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 22:07:08,269 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 22:07:08,269 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 22:07:08,269 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 22:07:08,275 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:07:08" (1/1) ... [2019-12-07 22:07:08,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:07:08" (1/1) ... [2019-12-07 22:07:08,278 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:07:08" (1/1) ... [2019-12-07 22:07:08,278 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:07:08" (1/1) ... [2019-12-07 22:07:08,283 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:07:08" (1/1) ... [2019-12-07 22:07:08,288 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:07:08" (1/1) ... [2019-12-07 22:07:08,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:07:08" (1/1) ... [2019-12-07 22:07:08,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 22:07:08,293 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 22:07:08,293 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 22:07:08,293 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 22:07:08,294 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:07:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_80f8f098-5b58-420d-9603-4eeac3880c92/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 [2019-12-07 22:07:08,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 22:07:08,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 22:07:08,401 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-07 22:07:08,674 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume false; [2019-12-07 22:07:08,674 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume !false; [2019-12-07 22:07:08,880 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 22:07:08,880 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-07 22:07:08,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:07:08 BoogieIcfgContainer [2019-12-07 22:07:08,881 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 22:07:08,882 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 22:07:08,882 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 22:07:08,885 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 22:07:08,885 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 10:07:07" (1/3) ... [2019-12-07 22:07:08,886 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c18afd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 10:07:08, skipping insertion in model container [2019-12-07 22:07:08,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:07:08" (2/3) ... [2019-12-07 22:07:08,886 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c18afd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 10:07:08, skipping insertion in model container [2019-12-07 22:07:08,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:07:08" (3/3) ... [2019-12-07 22:07:08,887 INFO L109 eAbstractionObserver]: Analyzing ICFG s3_clnt_3.BV.c.cil-2a.c [2019-12-07 22:07:08,896 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 22:07:08,902 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-07 22:07:08,912 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-12-07 22:07:08,933 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 22:07:08,934 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 22:07:08,934 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 22:07:08,934 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 22:07:08,934 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 22:07:08,934 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 22:07:08,934 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 22:07:08,934 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 22:07:08,947 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states. [2019-12-07 22:07:08,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-07 22:07:08,951 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 22:07:08,951 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 22:07:08,952 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2019-12-07 22:07:08,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 22:07:08,956 INFO L82 PathProgramCache]: Analyzing trace with hash -85049223, now seen corresponding path program 1 times [2019-12-07 22:07:08,961 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 22:07:08,961 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460974078] [2019-12-07 22:07:08,962 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 22:07:09,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 22:07:09,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 22:07:09,063 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460974078] [2019-12-07 22:07:09,063 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 22:07:09,064 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 22:07:09,065 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183265359] [2019-12-07 22:07:09,067 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 22:07:09,068 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 22:07:09,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 22:07:09,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 22:07:09,078 INFO L87 Difference]: Start difference. First operand 86 states. Second operand 3 states. [2019-12-07 22:07:09,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 22:07:09,195 INFO L93 Difference]: Finished difference Result 173 states and 297 transitions. [2019-12-07 22:07:09,195 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 22:07:09,197 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2019-12-07 22:07:09,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 22:07:09,207 INFO L225 Difference]: With dead ends: 173 [2019-12-07 22:07:09,207 INFO L226 Difference]: Without dead ends: 85 [2019-12-07 22:07:09,210 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 22:07:09,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2019-12-07 22:07:09,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2019-12-07 22:07:09,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2019-12-07 22:07:09,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 122 transitions. [2019-12-07 22:07:09,244 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 122 transitions. Word has length 11 [2019-12-07 22:07:09,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 22:07:09,245 INFO L462 AbstractCegarLoop]: Abstraction has 85 states and 122 transitions. [2019-12-07 22:07:09,245 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 22:07:09,245 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 122 transitions. [2019-12-07 22:07:09,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-07 22:07:09,246 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 22:07:09,246 INFO L410 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 22:07:09,246 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2019-12-07 22:07:09,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 22:07:09,246 INFO L82 PathProgramCache]: Analyzing trace with hash 1970720510, now seen corresponding path program 1 times [2019-12-07 22:07:09,246 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 22:07:09,246 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896326750] [2019-12-07 22:07:09,247 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 22:07:09,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 22:07:09,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-07 22:07:09,288 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896326750] [2019-12-07 22:07:09,288 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 22:07:09,288 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 22:07:09,288 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90692652] [2019-12-07 22:07:09,290 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 22:07:09,290 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 22:07:09,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 22:07:09,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 22:07:09,291 INFO L87 Difference]: Start difference. First operand 85 states and 122 transitions. Second operand 3 states. [2019-12-07 22:07:09,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 22:07:09,415 INFO L93 Difference]: Finished difference Result 214 states and 324 transitions. [2019-12-07 22:07:09,416 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 22:07:09,416 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-12-07 22:07:09,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 22:07:09,417 INFO L225 Difference]: With dead ends: 214 [2019-12-07 22:07:09,417 INFO L226 Difference]: Without dead ends: 132 [2019-12-07 22:07:09,418 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 22:07:09,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2019-12-07 22:07:09,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 122. [2019-12-07 22:07:09,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2019-12-07 22:07:09,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 167 transitions. [2019-12-07 22:07:09,427 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 167 transitions. Word has length 20 [2019-12-07 22:07:09,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 22:07:09,427 INFO L462 AbstractCegarLoop]: Abstraction has 122 states and 167 transitions. [2019-12-07 22:07:09,427 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 22:07:09,428 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 167 transitions. [2019-12-07 22:07:09,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-07 22:07:09,428 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 22:07:09,428 INFO L410 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 22:07:09,428 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2019-12-07 22:07:09,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 22:07:09,429 INFO L82 PathProgramCache]: Analyzing trace with hash 962793961, now seen corresponding path program 1 times [2019-12-07 22:07:09,429 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 22:07:09,429 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083673948] [2019-12-07 22:07:09,429 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 22:07:09,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 22:07:09,461 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-07 22:07:09,461 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083673948] [2019-12-07 22:07:09,461 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 22:07:09,461 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 22:07:09,461 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378049705] [2019-12-07 22:07:09,462 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 22:07:09,462 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 22:07:09,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 22:07:09,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 22:07:09,462 INFO L87 Difference]: Start difference. First operand 122 states and 167 transitions. Second operand 3 states. [2019-12-07 22:07:09,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 22:07:09,576 INFO L93 Difference]: Finished difference Result 324 states and 458 transitions. [2019-12-07 22:07:09,576 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 22:07:09,576 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 21 [2019-12-07 22:07:09,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 22:07:09,577 INFO L225 Difference]: With dead ends: 324 [2019-12-07 22:07:09,577 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 22:07:09,578 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 22:07:09,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 22:07:09,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 22:07:09,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 22:07:09,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 22:07:09,579 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2019-12-07 22:07:09,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 22:07:09,579 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 22:07:09,579 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 22:07:09,579 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 22:07:09,579 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 22:07:09,581 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 22:07:09,608 INFO L246 CegarLoopResult]: For program point L168(lines 168 549) no Hoare annotation was computed. [2019-12-07 22:07:09,608 INFO L246 CegarLoopResult]: For program point L135(lines 135 560) no Hoare annotation was computed. [2019-12-07 22:07:09,608 INFO L249 CegarLoopResult]: At program point L102(lines 102 571) the Hoare annotation is: true [2019-12-07 22:07:09,608 INFO L246 CegarLoopResult]: For program point L433-2(lines 203 535) no Hoare annotation was computed. [2019-12-07 22:07:09,609 INFO L242 CegarLoopResult]: At program point L169(lines 165 550) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2019-12-07 22:07:09,609 INFO L246 CegarLoopResult]: For program point L368(lines 368 372) no Hoare annotation was computed. [2019-12-07 22:07:09,609 INFO L246 CegarLoopResult]: For program point L171(lines 171 548) no Hoare annotation was computed. [2019-12-07 22:07:09,609 INFO L246 CegarLoopResult]: For program point L138(lines 138 559) no Hoare annotation was computed. [2019-12-07 22:07:09,609 INFO L246 CegarLoopResult]: For program point L105(lines 105 570) no Hoare annotation was computed. [2019-12-07 22:07:09,609 INFO L242 CegarLoopResult]: At program point L139(lines 135 560) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2019-12-07 22:07:09,609 INFO L249 CegarLoopResult]: At program point L536(lines 99 602) the Hoare annotation is: true [2019-12-07 22:07:09,609 INFO L249 CegarLoopResult]: At program point L603(lines 98 604) the Hoare annotation is: true [2019-12-07 22:07:09,609 INFO L246 CegarLoopResult]: For program point L174(lines 174 547) no Hoare annotation was computed. [2019-12-07 22:07:09,610 INFO L246 CegarLoopResult]: For program point L141(lines 141 558) no Hoare annotation was computed. [2019-12-07 22:07:09,610 INFO L246 CegarLoopResult]: For program point L108(lines 108 569) no Hoare annotation was computed. [2019-12-07 22:07:09,610 INFO L246 CegarLoopResult]: For program point L274(line 274) no Hoare annotation was computed. [2019-12-07 22:07:09,610 INFO L246 CegarLoopResult]: For program point L274-1(line 274) no Hoare annotation was computed. [2019-12-07 22:07:09,610 INFO L249 CegarLoopResult]: At program point L208(lines 105 570) the Hoare annotation is: true [2019-12-07 22:07:09,610 INFO L242 CegarLoopResult]: At program point L175(lines 171 548) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2019-12-07 22:07:09,610 INFO L246 CegarLoopResult]: For program point L572(lines 572 600) no Hoare annotation was computed. [2019-12-07 22:07:09,610 INFO L246 CegarLoopResult]: For program point L573(lines 573 597) no Hoare annotation was computed. [2019-12-07 22:07:09,610 INFO L246 CegarLoopResult]: For program point L342(lines 342 347) no Hoare annotation was computed. [2019-12-07 22:07:09,610 INFO L246 CegarLoopResult]: For program point L309-1(lines 309 323) no Hoare annotation was computed. [2019-12-07 22:07:09,611 INFO L246 CegarLoopResult]: For program point L177(lines 177 546) no Hoare annotation was computed. [2019-12-07 22:07:09,611 INFO L246 CegarLoopResult]: For program point L144(lines 144 557) no Hoare annotation was computed. [2019-12-07 22:07:09,611 INFO L246 CegarLoopResult]: For program point L111(lines 111 568) no Hoare annotation was computed. [2019-12-07 22:07:09,611 INFO L246 CegarLoopResult]: For program point L574(lines 574 583) no Hoare annotation was computed. [2019-12-07 22:07:09,611 INFO L246 CegarLoopResult]: For program point L574-2(lines 573 595) no Hoare annotation was computed. [2019-12-07 22:07:09,611 INFO L242 CegarLoopResult]: At program point L145(lines 141 558) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2019-12-07 22:07:09,611 INFO L246 CegarLoopResult]: For program point L576(lines 576 580) no Hoare annotation was computed. [2019-12-07 22:07:09,611 INFO L246 CegarLoopResult]: For program point L444(lines 444 449) no Hoare annotation was computed. [2019-12-07 22:07:09,611 INFO L246 CegarLoopResult]: For program point L180(lines 180 545) no Hoare annotation was computed. [2019-12-07 22:07:09,611 INFO L246 CegarLoopResult]: For program point L147(lines 147 556) no Hoare annotation was computed. [2019-12-07 22:07:09,612 INFO L246 CegarLoopResult]: For program point L213-2(lines 203 535) no Hoare annotation was computed. [2019-12-07 22:07:09,612 INFO L246 CegarLoopResult]: For program point L114(lines 114 567) no Hoare annotation was computed. [2019-12-07 22:07:09,612 INFO L246 CegarLoopResult]: For program point L478(lines 478 482) no Hoare annotation was computed. [2019-12-07 22:07:09,612 INFO L246 CegarLoopResult]: For program point L313-2(lines 311 323) no Hoare annotation was computed. [2019-12-07 22:07:09,612 INFO L242 CegarLoopResult]: At program point L181(lines 177 546) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2019-12-07 22:07:09,612 INFO L246 CegarLoopResult]: For program point L413(lines 413 417) no Hoare annotation was computed. [2019-12-07 22:07:09,612 INFO L246 CegarLoopResult]: For program point L249(lines 249 254) no Hoare annotation was computed. [2019-12-07 22:07:09,612 INFO L246 CegarLoopResult]: For program point L183(lines 183 544) no Hoare annotation was computed. [2019-12-07 22:07:09,612 INFO L246 CegarLoopResult]: For program point L150(lines 150 555) no Hoare annotation was computed. [2019-12-07 22:07:09,612 INFO L246 CegarLoopResult]: For program point L117(lines 117 566) no Hoare annotation was computed. [2019-12-07 22:07:09,613 INFO L242 CegarLoopResult]: At program point L151(lines 147 556) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2019-12-07 22:07:09,613 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 22:07:09,613 INFO L246 CegarLoopResult]: For program point L186(lines 186 543) no Hoare annotation was computed. [2019-12-07 22:07:09,613 INFO L246 CegarLoopResult]: For program point L153(lines 153 554) no Hoare annotation was computed. [2019-12-07 22:07:09,613 INFO L246 CegarLoopResult]: For program point L120(lines 120 565) no Hoare annotation was computed. [2019-12-07 22:07:09,613 INFO L246 CegarLoopResult]: For program point L385(lines 385 389) no Hoare annotation was computed. [2019-12-07 22:07:09,613 INFO L242 CegarLoopResult]: At program point L352(lines 352 356) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2019-12-07 22:07:09,613 INFO L242 CegarLoopResult]: At program point L187(lines 183 544) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2019-12-07 22:07:09,613 INFO L242 CegarLoopResult]: At program point L121(lines 117 566) the Hoare annotation is: (<= ULTIMATE.start_ssl3_connect_~s__state~0 4384) [2019-12-07 22:07:09,614 INFO L249 CegarLoopResult]: At program point L618(lines 66 620) the Hoare annotation is: true [2019-12-07 22:07:09,614 INFO L246 CegarLoopResult]: For program point L288-2(lines 203 535) no Hoare annotation was computed. [2019-12-07 22:07:09,614 INFO L246 CegarLoopResult]: For program point L189(lines 189 542) no Hoare annotation was computed. [2019-12-07 22:07:09,614 INFO L246 CegarLoopResult]: For program point L156(lines 156 553) no Hoare annotation was computed. [2019-12-07 22:07:09,614 INFO L246 CegarLoopResult]: For program point L123(lines 123 564) no Hoare annotation was computed. [2019-12-07 22:07:09,614 INFO L246 CegarLoopResult]: For program point L454(lines 454 458) no Hoare annotation was computed. [2019-12-07 22:07:09,614 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 22:07:09,614 INFO L246 CegarLoopResult]: For program point L357(lines 357 361) no Hoare annotation was computed. [2019-12-07 22:07:09,614 INFO L246 CegarLoopResult]: For program point L225(lines 225 242) no Hoare annotation was computed. [2019-12-07 22:07:09,614 INFO L246 CegarLoopResult]: For program point L192(lines 192 541) no Hoare annotation was computed. [2019-12-07 22:07:09,615 INFO L246 CegarLoopResult]: For program point L159(lines 159 552) no Hoare annotation was computed. [2019-12-07 22:07:09,615 INFO L246 CegarLoopResult]: For program point L225-2(lines 203 535) no Hoare annotation was computed. [2019-12-07 22:07:09,615 INFO L246 CegarLoopResult]: For program point L126(lines 126 563) no Hoare annotation was computed. [2019-12-07 22:07:09,615 INFO L242 CegarLoopResult]: At program point L193(lines 189 542) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2019-12-07 22:07:09,615 INFO L242 CegarLoopResult]: At program point L127(lines 123 564) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2019-12-07 22:07:09,615 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 274) no Hoare annotation was computed. [2019-12-07 22:07:09,615 INFO L246 CegarLoopResult]: For program point L491-1(lines 491 503) no Hoare annotation was computed. [2019-12-07 22:07:09,615 INFO L246 CegarLoopResult]: For program point L425(lines 425 429) no Hoare annotation was computed. [2019-12-07 22:07:09,615 INFO L246 CegarLoopResult]: For program point L227(lines 227 232) no Hoare annotation was computed. [2019-12-07 22:07:09,616 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 274) no Hoare annotation was computed. [2019-12-07 22:07:09,616 INFO L249 CegarLoopResult]: At program point L195(lines 195 540) the Hoare annotation is: true [2019-12-07 22:07:09,616 INFO L246 CegarLoopResult]: For program point L162(lines 162 551) no Hoare annotation was computed. [2019-12-07 22:07:09,616 INFO L246 CegarLoopResult]: For program point L129(lines 129 562) no Hoare annotation was computed. [2019-12-07 22:07:09,616 INFO L242 CegarLoopResult]: At program point L196(lines 195 540) the Hoare annotation is: (<= ULTIMATE.start_ssl3_connect_~s__state~0 4384) [2019-12-07 22:07:09,616 INFO L242 CegarLoopResult]: At program point L163(lines 153 554) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2019-12-07 22:07:09,616 INFO L246 CegarLoopResult]: For program point L494(lines 494 499) no Hoare annotation was computed. [2019-12-07 22:07:09,616 INFO L246 CegarLoopResult]: For program point L263-2(lines 203 535) no Hoare annotation was computed. [2019-12-07 22:07:09,616 INFO L246 CegarLoopResult]: For program point L396(lines 396 400) no Hoare annotation was computed. [2019-12-07 22:07:09,616 INFO L246 CegarLoopResult]: For program point L330-2(lines 203 535) no Hoare annotation was computed. [2019-12-07 22:07:09,617 INFO L246 CegarLoopResult]: For program point L165(lines 165 550) no Hoare annotation was computed. [2019-12-07 22:07:09,617 INFO L246 CegarLoopResult]: For program point L132(lines 132 561) no Hoare annotation was computed. [2019-12-07 22:07:09,617 INFO L246 CegarLoopResult]: For program point L99-1(lines 66 620) no Hoare annotation was computed. [2019-12-07 22:07:09,617 INFO L242 CegarLoopResult]: At program point L133(lines 129 562) the Hoare annotation is: (<= 4384 ULTIMATE.start_ssl3_connect_~s__state~0) [2019-12-07 22:07:09,617 INFO L246 CegarLoopResult]: For program point L233(lines 233 238) no Hoare annotation was computed. [2019-12-07 22:07:09,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 10:07:09 BoogieIcfgContainer [2019-12-07 22:07:09,628 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 22:07:09,628 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 22:07:09,628 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 22:07:09,628 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 22:07:09,629 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:07:08" (3/4) ... [2019-12-07 22:07:09,631 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 22:07:09,643 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 32 nodes and edges [2019-12-07 22:07:09,644 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-12-07 22:07:09,645 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 22:07:09,716 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_80f8f098-5b58-420d-9603-4eeac3880c92/bin/utaipan/witness.graphml [2019-12-07 22:07:09,716 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 22:07:09,718 INFO L168 Benchmark]: Toolchain (without parser) took 1730.16 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.8 MB). Free memory was 937.3 MB in the beginning and 864.7 MB in the end (delta: 72.6 MB). Peak memory consumption was 176.4 MB. Max. memory is 11.5 GB. [2019-12-07 22:07:09,718 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 956.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 22:07:09,719 INFO L168 Benchmark]: CACSL2BoogieTranslator took 247.33 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.8 MB). Free memory was 937.3 MB in the beginning and 1.1 GB in the end (delta: -160.1 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. [2019-12-07 22:07:09,719 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.48 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2019-12-07 22:07:09,719 INFO L168 Benchmark]: Boogie Preprocessor took 23.61 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 11.5 GB. [2019-12-07 22:07:09,719 INFO L168 Benchmark]: RCFGBuilder took 588.60 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 994.9 MB in the end (delta: 97.1 MB). Peak memory consumption was 97.1 MB. Max. memory is 11.5 GB. [2019-12-07 22:07:09,720 INFO L168 Benchmark]: TraceAbstraction took 745.79 ms. Allocated memory is still 1.1 GB. Free memory was 993.8 MB in the beginning and 876.5 MB in the end (delta: 117.4 MB). Peak memory consumption was 117.4 MB. Max. memory is 11.5 GB. [2019-12-07 22:07:09,720 INFO L168 Benchmark]: Witness Printer took 88.20 ms. Allocated memory is still 1.1 GB. Free memory was 876.5 MB in the beginning and 864.7 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2019-12-07 22:07:09,721 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 956.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 247.33 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.8 MB). Free memory was 937.3 MB in the beginning and 1.1 GB in the end (delta: -160.1 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.48 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.61 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 588.60 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 994.9 MB in the end (delta: 97.1 MB). Peak memory consumption was 97.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 745.79 ms. Allocated memory is still 1.1 GB. Free memory was 993.8 MB in the beginning and 876.5 MB in the end (delta: 117.4 MB). Peak memory consumption was 117.4 MB. Max. memory is 11.5 GB. * Witness Printer took 88.20 ms. Allocated memory is still 1.1 GB. Free memory was 876.5 MB in the beginning and 864.7 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 274]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 274]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 105]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: s__state <= 4384 - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: s__state <= 4384 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 86 locations, 2 error locations. Result: SAFE, OverallTime: 0.6s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 351 SDtfs, 126 SDslu, 111 SDs, 0 SdLazy, 305 SolverSat, 78 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=122occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 10 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 20 LocationsWithAnnotation, 20 PreInvPairs, 49 NumberOfFragments, 48 HoareAnnotationTreeSize, 20 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 20 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 52 NumberOfCodeBlocks, 52 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 49 ConstructedInterpolants, 0 QuantifiedInterpolants, 1019 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...