./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ec92f969-2fcc-4fba-bea2-f0a0bd2dc765/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_ec92f969-2fcc-4fba-bea2-f0a0bd2dc765/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ec92f969-2fcc-4fba-bea2-f0a0bd2dc765/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ec92f969-2fcc-4fba-bea2-f0a0bd2dc765/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_ec92f969-2fcc-4fba-bea2-f0a0bd2dc765/bin/uautomizer/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ec92f969-2fcc-4fba-bea2-f0a0bd2dc765/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0bf79c30a8b941af2e2e52ff71757957757c98e5 ......................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW) --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-19 22:15:21,266 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 22:15:21,268 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 22:15:21,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 22:15:21,282 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 22:15:21,283 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 22:15:21,285 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 22:15:21,287 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 22:15:21,290 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 22:15:21,291 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 22:15:21,300 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 22:15:21,301 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 22:15:21,302 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 22:15:21,303 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 22:15:21,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 22:15:21,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 22:15:21,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 22:15:21,307 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 22:15:21,309 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 22:15:21,314 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 22:15:21,320 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 22:15:21,323 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 22:15:21,327 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 22:15:21,329 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 22:15:21,334 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 22:15:21,335 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 22:15:21,335 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 22:15:21,337 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 22:15:21,338 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 22:15:21,339 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 22:15:21,340 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 22:15:21,340 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 22:15:21,341 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 22:15:21,342 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 22:15:21,343 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 22:15:21,343 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 22:15:21,344 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 22:15:21,344 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 22:15:21,345 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 22:15:21,346 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 22:15:21,348 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 22:15:21,348 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ec92f969-2fcc-4fba-bea2-f0a0bd2dc765/bin/uautomizer/config/svcomp-Overflow-32bit-Automizer_Default.epf [2019-11-19 22:15:21,380 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 22:15:21,381 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 22:15:21,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 22:15:21,382 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 22:15:21,382 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 22:15:21,382 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 22:15:21,383 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 22:15:21,383 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-19 22:15:21,383 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 22:15:21,383 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 22:15:21,383 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 22:15:21,384 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 22:15:21,384 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 22:15:21,384 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 22:15:21,384 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-19 22:15:21,385 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 22:15:21,385 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 22:15:21,385 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 22:15:21,385 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 22:15:21,386 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 22:15:21,386 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 22:15:21,386 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 22:15:21,386 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 22:15:21,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 22:15:21,387 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 22:15:21,387 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 22:15:21,387 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 22:15:21,387 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 22:15:21,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 22:15:21,388 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 22:15:21,388 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_ec92f969-2fcc-4fba-bea2-f0a0bd2dc765/bin/uautomizer 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 -> Automizer 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 -> 0bf79c30a8b941af2e2e52ff71757957757c98e5 [2019-11-19 22:15:21,610 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 22:15:21,627 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 22:15:21,633 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 22:15:21,636 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 22:15:21,636 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 22:15:21,638 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ec92f969-2fcc-4fba-bea2-f0a0bd2dc765/bin/uautomizer/../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2.c [2019-11-19 22:15:21,713 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ec92f969-2fcc-4fba-bea2-f0a0bd2dc765/bin/uautomizer/data/f292fd486/3e3949dbb14646c7b9d7b3bb72a1b24a/FLAGed387cf32 [2019-11-19 22:15:22,243 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 22:15:22,245 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ec92f969-2fcc-4fba-bea2-f0a0bd2dc765/sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2.c [2019-11-19 22:15:22,264 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ec92f969-2fcc-4fba-bea2-f0a0bd2dc765/bin/uautomizer/data/f292fd486/3e3949dbb14646c7b9d7b3bb72a1b24a/FLAGed387cf32 [2019-11-19 22:15:22,538 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ec92f969-2fcc-4fba-bea2-f0a0bd2dc765/bin/uautomizer/data/f292fd486/3e3949dbb14646c7b9d7b3bb72a1b24a [2019-11-19 22:15:22,541 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 22:15:22,542 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 22:15:22,543 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 22:15:22,543 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 22:15:22,546 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 22:15:22,547 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:15:22" (1/1) ... [2019-11-19 22:15:22,549 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@614f7c7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:15:22, skipping insertion in model container [2019-11-19 22:15:22,549 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:15:22" (1/1) ... [2019-11-19 22:15:22,558 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 22:15:22,606 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 22:15:22,975 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 22:15:22,979 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 22:15:23,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 22:15:23,086 INFO L192 MainTranslator]: Completed translation [2019-11-19 22:15:23,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:15:23 WrapperNode [2019-11-19 22:15:23,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 22:15:23,089 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 22:15:23,090 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 22:15:23,090 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 22:15:23,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:15:23" (1/1) ... [2019-11-19 22:15:23,133 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:15:23" (1/1) ... [2019-11-19 22:15:23,200 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 22:15:23,201 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 22:15:23,201 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 22:15:23,201 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 22:15:23,219 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:15:23" (1/1) ... [2019-11-19 22:15:23,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:15:23" (1/1) ... [2019-11-19 22:15:23,240 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:15:23" (1/1) ... [2019-11-19 22:15:23,240 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:15:23" (1/1) ... [2019-11-19 22:15:23,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:15:23" (1/1) ... [2019-11-19 22:15:23,272 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:15:23" (1/1) ... [2019-11-19 22:15:23,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:15:23" (1/1) ... [2019-11-19 22:15:23,295 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 22:15:23,295 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 22:15:23,296 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 22:15:23,296 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 22:15:23,297 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:15:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ec92f969-2fcc-4fba-bea2-f0a0bd2dc765/bin/uautomizer/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 [2019-11-19 22:15:23,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 22:15:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 22:15:23,527 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 22:15:24,228 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2019-11-19 22:15:24,228 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2019-11-19 22:15:24,230 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 22:15:24,230 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-19 22:15:24,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:15:24 BoogieIcfgContainer [2019-11-19 22:15:24,232 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 22:15:24,233 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-19 22:15:24,233 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-19 22:15:24,236 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-19 22:15:24,237 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 10:15:22" (1/3) ... [2019-11-19 22:15:24,238 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44613d34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 10:15:24, skipping insertion in model container [2019-11-19 22:15:24,238 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:15:23" (2/3) ... [2019-11-19 22:15:24,239 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44613d34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 10:15:24, skipping insertion in model container [2019-11-19 22:15:24,239 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:15:24" (3/3) ... [2019-11-19 22:15:24,241 INFO L109 eAbstractionObserver]: Analyzing ICFG s3_clnt_2.BV.c.cil-2.c [2019-11-19 22:15:24,252 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-19 22:15:24,260 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 26 error locations. [2019-11-19 22:15:24,272 INFO L249 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2019-11-19 22:15:24,301 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-19 22:15:24,302 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-19 22:15:24,302 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-19 22:15:24,302 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 22:15:24,302 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 22:15:24,302 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-19 22:15:24,302 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 22:15:24,303 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-19 22:15:24,330 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states. [2019-11-19 22:15:24,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-11-19 22:15:24,336 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 22:15:24,337 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-11-19 22:15:24,338 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2019-11-19 22:15:24,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:15:24,344 INFO L82 PathProgramCache]: Analyzing trace with hash 30889, now seen corresponding path program 1 times [2019-11-19 22:15:24,353 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:15:24,353 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701539640] [2019-11-19 22:15:24,354 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:15:24,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 22:15:24,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 22:15:24,520 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 22:15:24,520 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-19 22:15:24,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 10:15:24 BoogieIcfgContainer [2019-11-19 22:15:24,543 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-19 22:15:24,544 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 22:15:24,544 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 22:15:24,544 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 22:15:24,545 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:15:24" (3/4) ... [2019-11-19 22:15:24,547 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-19 22:15:24,604 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_ec92f969-2fcc-4fba-bea2-f0a0bd2dc765/bin/uautomizer/witness.graphml [2019-11-19 22:15:24,604 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 22:15:24,606 INFO L168 Benchmark]: Toolchain (without parser) took 2063.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -114.6 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. [2019-11-19 22:15:24,606 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 22:15:24,607 INFO L168 Benchmark]: CACSL2BoogieTranslator took 546.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -197.7 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2019-11-19 22:15:24,607 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.28 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-19 22:15:24,608 INFO L168 Benchmark]: Boogie Preprocessor took 94.14 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. [2019-11-19 22:15:24,608 INFO L168 Benchmark]: RCFGBuilder took 936.76 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: 55.8 MB). Peak memory consumption was 55.8 MB. Max. memory is 11.5 GB. [2019-11-19 22:15:24,609 INFO L168 Benchmark]: TraceAbstraction took 310.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2019-11-19 22:15:24,609 INFO L168 Benchmark]: Witness Printer took 60.75 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-19 22:15:24,611 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 546.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -197.7 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 111.28 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 94.14 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 936.76 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: 55.8 MB). Peak memory consumption was 55.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 310.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. * Witness Printer took 60.75 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 81]: integer overflow possible integer overflow possible We found a FailurePath: [L615] int __retres1 ; [L8] int s__info_callback = __VERIFIER_nondet_int(); [L9] int s__in_handshake = __VERIFIER_nondet_int(); [L10] int s__state ; [L11] int s__new_session ; [L12] int s__server ; [L13] int s__version = __VERIFIER_nondet_int(); [L14] int s__type ; [L15] int s__init_num ; [L16] int s__bbio = __VERIFIER_nondet_int(); [L17] int s__wbio = __VERIFIER_nondet_int(); [L18] int s__hit = __VERIFIER_nondet_int(); [L19] int s__rwstate ; [L20] int s__init_buf___0 ; [L21] int s__debug = __VERIFIER_nondet_int(); [L22] int s__shutdown ; [L23] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L24] int s__ctx__stats__sess_connect_renegotiate ; [L25] int s__ctx__stats__sess_connect ; [L26] int s__ctx__stats__sess_hit = __VERIFIER_nondet_int(); [L27] int s__ctx__stats__sess_connect_good = __VERIFIER_nondet_int(); [L28] int s__s3__change_cipher_spec ; [L29] int s__s3__flags ; [L30] int s__s3__delay_buf_pop_ret ; [L31] int s__s3__tmp__cert_req = __VERIFIER_nondet_int(); [L32] int s__s3__tmp__new_compression = __VERIFIER_nondet_int(); [L33] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L34] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L35] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L36] int s__s3__tmp__next_state___0 ; [L37] int s__s3__tmp__new_compression__id = __VERIFIER_nondet_int(); [L38] int s__session__cipher ; [L39] int s__session__compress_meth ; [L40] int buf ; [L41] unsigned long tmp ; [L42] unsigned long l ; [L43] int num1 ; [L44] int cb ; [L45] int ret ; [L46] int new_state ; [L47] int state ; [L48] int skip ; [L49] int tmp___0 ; [L50] int tmp___1 = __VERIFIER_nondet_int(); [L51] int tmp___2 = __VERIFIER_nondet_int(); [L52] int tmp___3 = __VERIFIER_nondet_int(); [L53] int tmp___4 = __VERIFIER_nondet_int(); [L54] int tmp___5 = __VERIFIER_nondet_int(); [L55] int tmp___6 = __VERIFIER_nondet_int(); [L56] int tmp___7 = __VERIFIER_nondet_int(); [L57] int tmp___8 = __VERIFIER_nondet_int(); [L58] int tmp___9 = __VERIFIER_nondet_int(); [L59] int blastFlag ; [L60] int ag_X ; [L61] int ag_Y = __VERIFIER_nondet_int(); [L62] int __retres59 ; [L65] s__state = 12292 [L66] blastFlag = 0 [L67] tmp = __VERIFIER_nondet_int() [L68] cb = 0 [L69] ret = -1 [L70] skip = 0 [L71] tmp___0 = 0 [L72] COND TRUE s__info_callback != 0 [L73] cb = s__info_callback [L81] s__in_handshake + 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 173 locations, 26 error locations. Result: UNSAFE, OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=173occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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 incorrect! Received shutdown request...