./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_2_alt.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_008b3a68-7f58-4c9a-8c49-4b9ac72c3b24/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_008b3a68-7f58-4c9a-8c49-4b9ac72c3b24/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_008b3a68-7f58-4c9a-8c49-4b9ac72c3b24/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_008b3a68-7f58-4c9a-8c49-4b9ac72c3b24/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_2_alt.BV.c.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_008b3a68-7f58-4c9a-8c49-4b9ac72c3b24/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_008b3a68-7f58-4c9a-8c49-4b9ac72c3b24/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6f471c2069a17f4b6e68bb79ae563cb2d5d85385 ...................................................................................................................................................................................................................................................................................... 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 0.2.0-a4ecdab [2020-11-28 04:38:51,569 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:38:51,573 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:38:51,640 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:38:51,641 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:38:51,647 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:38:51,650 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:38:51,654 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:38:51,658 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:38:51,665 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:38:51,666 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:38:51,668 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:38:51,669 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:38:51,673 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:38:51,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:38:51,678 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:38:51,679 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:38:51,684 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:38:51,688 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:38:51,697 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:38:51,700 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:38:51,702 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:38:51,705 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:38:51,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:38:51,717 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:38:51,717 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:38:51,718 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:38:51,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:38:51,721 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:38:51,722 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:38:51,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:38:51,724 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:38:51,727 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:38:51,728 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:38:51,729 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:38:51,730 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:38:51,731 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:38:51,731 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:38:51,731 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:38:51,732 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:38:51,733 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:38:51,736 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_008b3a68-7f58-4c9a-8c49-4b9ac72c3b24/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf [2020-11-28 04:38:51,782 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:38:51,782 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:38:51,783 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:38:51,784 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:38:51,784 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:38:51,785 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:38:51,785 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:38:51,785 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:38:51,786 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 04:38:51,786 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:38:51,787 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:38:51,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:38:51,787 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:38:51,788 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:38:51,788 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:38:51,788 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-11-28 04:38:51,788 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:38:51,789 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:38:51,789 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:38:51,789 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:38:51,789 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:38:51,790 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:38:51,790 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:38:51,790 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:38:51,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:38:51,791 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:38:51,791 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:38:51,791 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:38:51,791 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:38:51,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:38:51,793 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:38:51,793 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_008b3a68-7f58-4c9a-8c49-4b9ac72c3b24/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_008b3a68-7f58-4c9a-8c49-4b9ac72c3b24/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f471c2069a17f4b6e68bb79ae563cb2d5d85385 [2020-11-28 04:38:52,134 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:38:52,181 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:38:52,184 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:38:52,186 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:38:52,187 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:38:52,188 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_008b3a68-7f58-4c9a-8c49-4b9ac72c3b24/bin/ukojak/../../sv-benchmarks/c/bitvector/s3_srvr_2_alt.BV.c.cil.c [2020-11-28 04:38:52,283 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_008b3a68-7f58-4c9a-8c49-4b9ac72c3b24/bin/ukojak/data/721cd3435/76fe4405248240e2b876d9c127985c7d/FLAGeab0559e2 [2020-11-28 04:38:52,957 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:38:52,982 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_008b3a68-7f58-4c9a-8c49-4b9ac72c3b24/sv-benchmarks/c/bitvector/s3_srvr_2_alt.BV.c.cil.c [2020-11-28 04:38:53,004 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_008b3a68-7f58-4c9a-8c49-4b9ac72c3b24/bin/ukojak/data/721cd3435/76fe4405248240e2b876d9c127985c7d/FLAGeab0559e2 [2020-11-28 04:38:53,243 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_008b3a68-7f58-4c9a-8c49-4b9ac72c3b24/bin/ukojak/data/721cd3435/76fe4405248240e2b876d9c127985c7d [2020-11-28 04:38:53,247 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:38:53,250 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:38:53,256 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:38:53,257 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:38:53,261 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:38:53,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:38:53" (1/1) ... [2020-11-28 04:38:53,264 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a202e77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:53, skipping insertion in model container [2020-11-28 04:38:53,265 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:38:53" (1/1) ... [2020-11-28 04:38:53,273 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:38:53,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:38:53,707 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:38:53,725 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:38:53,816 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:38:53,838 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:38:53,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:53 WrapperNode [2020-11-28 04:38:53,839 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:38:53,840 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:38:53,841 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:38:53,841 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:38:53,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:53" (1/1) ... [2020-11-28 04:38:53,864 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:53" (1/1) ... [2020-11-28 04:38:53,931 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:38:53,932 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:38:53,932 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:38:53,933 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:38:53,946 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:53" (1/1) ... [2020-11-28 04:38:53,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:53" (1/1) ... [2020-11-28 04:38:53,963 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:53" (1/1) ... [2020-11-28 04:38:53,963 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:53" (1/1) ... [2020-11-28 04:38:53,973 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:53" (1/1) ... [2020-11-28 04:38:53,983 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:53" (1/1) ... [2020-11-28 04:38:53,987 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:53" (1/1) ... [2020-11-28 04:38:53,993 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:38:53,994 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:38:53,994 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:38:53,995 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:38:54,016 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_008b3a68-7f58-4c9a-8c49-4b9ac72c3b24/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:38:54,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:38:54,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:38:54,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:38:54,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:38:54,342 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-28 04:38:55,516 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2020-11-28 04:38:55,517 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2020-11-28 04:38:55,981 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:38:55,981 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-28 04:38:55,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:38:55 BoogieIcfgContainer [2020-11-28 04:38:55,985 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:38:55,986 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:38:55,986 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:38:55,999 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:38:55,999 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:38:55" (1/1) ... [2020-11-28 04:38:56,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:38:56,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:38:56,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 163 states and 244 transitions. [2020-11-28 04:38:56,061 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 244 transitions. [2020-11-28 04:38:56,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2020-11-28 04:38:56,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:38:56,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:38:56,215 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:38:56,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:38:56,287 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:38:56,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:38:56,404 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:38:56,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:38:56,440 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:38:56,497 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2020-11-28 04:38:56,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:38:56 ImpRootNode [2020-11-28 04:38:56,544 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:38:56,547 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:38:56,547 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:38:56,548 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:38:56,548 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:38:55" (3/4) ... [2020-11-28 04:38:56,554 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-28 04:38:56,672 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_008b3a68-7f58-4c9a-8c49-4b9ac72c3b24/bin/ukojak/witness.graphml [2020-11-28 04:38:56,672 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:38:56,675 INFO L168 Benchmark]: Toolchain (without parser) took 3423.61 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 64.5 MB in the beginning and 78.4 MB in the end (delta: -13.9 MB). Peak memory consumption was 4.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:56,676 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 94.4 MB. Free memory was 51.2 MB in the beginning and 51.1 MB in the end (delta: 45.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:38:56,677 INFO L168 Benchmark]: CACSL2BoogieTranslator took 583.36 ms. Allocated memory is still 94.4 MB. Free memory was 64.3 MB in the beginning and 67.5 MB in the end (delta: -3.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:56,677 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.07 ms. Allocated memory is still 94.4 MB. Free memory was 67.5 MB in the beginning and 64.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:56,678 INFO L168 Benchmark]: Boogie Preprocessor took 61.07 ms. Allocated memory is still 94.4 MB. Free memory was 64.8 MB in the beginning and 62.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:56,679 INFO L168 Benchmark]: RCFGBuilder took 1990.67 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 62.7 MB in the beginning and 64.2 MB in the end (delta: -1.5 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:56,679 INFO L168 Benchmark]: CodeCheck took 558.24 ms. Allocated memory is still 113.2 MB. Free memory was 64.2 MB in the beginning and 81.1 MB in the end (delta: -16.9 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:38:56,680 INFO L168 Benchmark]: Witness Printer took 125.65 ms. Allocated memory is still 113.2 MB. Free memory was 81.1 MB in the beginning and 78.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:56,683 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 163 locations, 29 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 2 NumberOfCodeBlocks, 2 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 85]: integer overflow possible integer overflow possible We found a FailurePath: [L679] int s ; [L680] int tmp ; [L684] s = 8464 [L11] int s__info_callback = __VERIFIER_nondet_int(); [L12] int s__in_handshake = __VERIFIER_nondet_int(); [L13] int s__state ; [L14] int s__new_session ; [L15] int s__server ; [L16] int s__version = __VERIFIER_nondet_int(); [L17] int s__type ; [L18] int s__init_num ; [L19] int s__hit = __VERIFIER_nondet_int(); [L20] int s__rwstate ; [L21] int s__init_buf___0 ; [L22] int s__debug = __VERIFIER_nondet_int(); [L23] int s__shutdown ; [L24] int s__cert = __VERIFIER_nondet_int(); [L25] int s__options = __VERIFIER_nondet_int(); [L26] int s__verify_mode = __VERIFIER_nondet_int(); [L27] int s__session__peer = __VERIFIER_nondet_int(); [L28] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int(); [L29] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L30] int s__ctx__stats__sess_accept_renegotiate ; [L31] int s__ctx__stats__sess_accept ; [L32] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int(); [L33] int s__s3__tmp__cert_request ; [L34] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L35] int s__s3__tmp__use_rsa_tmp ; [L36] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L37] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L38] int s__s3__tmp__next_state___0 ; [L39] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int(); [L40] int s__session__cipher ; [L41] int buf ; [L42] unsigned long l ; [L43] unsigned long Time ; [L44] unsigned long tmp ; [L45] int cb ; [L46] long num1 ; [L47] int ret ; [L48] int new_state ; [L49] int state ; [L50] int skip ; [L51] int got_new_session ; [L52] int tmp___1 = __VERIFIER_nondet_int(); [L53] int tmp___2 = __VERIFIER_nondet_int(); [L54] int tmp___3 = __VERIFIER_nondet_int(); [L55] int tmp___4 = __VERIFIER_nondet_int(); [L56] int tmp___5 = __VERIFIER_nondet_int(); [L57] int tmp___6 = __VERIFIER_nondet_int(); [L58] int tmp___7 ; [L59] long tmp___8 = __VERIFIER_nondet_long(); [L60] int tmp___9 = __VERIFIER_nondet_int(); [L61] int tmp___10 = __VERIFIER_nondet_int(); [L62] int blastFlag ; [L63] int ag_X = __VERIFIER_nondet_int(); [L64] int ag_Y ; [L65] int __retres69 ; [L68] s__state = initial_state [L69] blastFlag = 0 [L70] tmp = __VERIFIER_nondet_int() [L71] Time = tmp [L72] cb = 0 [L73] ret = -1 [L74] skip = 0 [L75] got_new_session = 0 [L76] COND FALSE !(s__info_callback != 0) [L79] COND FALSE !(s__ctx__info_callback != 0) [L85] s__in_handshake + 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 94.4 MB. Free memory was 51.2 MB in the beginning and 51.1 MB in the end (delta: 45.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 583.36 ms. Allocated memory is still 94.4 MB. Free memory was 64.3 MB in the beginning and 67.5 MB in the end (delta: -3.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 91.07 ms. Allocated memory is still 94.4 MB. Free memory was 67.5 MB in the beginning and 64.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 61.07 ms. Allocated memory is still 94.4 MB. Free memory was 64.8 MB in the beginning and 62.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1990.67 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 62.7 MB in the beginning and 64.2 MB in the end (delta: -1.5 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. * CodeCheck took 558.24 ms. Allocated memory is still 113.2 MB. Free memory was 64.2 MB in the beginning and 81.1 MB in the end (delta: -16.9 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 125.65 ms. Allocated memory is still 113.2 MB. Free memory was 81.1 MB in the beginning and 78.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...