./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00deb3ea-edba-4723-b491-075d11e9a860/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00deb3ea-edba-4723-b491-075d11e9a860/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00deb3ea-edba-4723-b491-075d11e9a860/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00deb3ea-edba-4723-b491-075d11e9a860/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00deb3ea-edba-4723-b491-075d11e9a860/bin/uautomizer-j4sWxH34Be/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00deb3ea-edba-4723-b491-075d11e9a860/bin/uautomizer-j4sWxH34Be --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 96c04b6051c15ce026589f24a7e322a17f8b3d3486705c29b0dee54e2ecd730a ..................................................................................................................................................................................................................................................................................................................................................................................................................... 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 0.2.1-dev-e943c26 [2021-10-21 19:20:42,861 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:20:42,865 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:20:42,905 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:20:42,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:20:42,908 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:20:42,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:20:42,913 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:20:42,916 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:20:42,917 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:20:42,919 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:20:42,921 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:20:42,922 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:20:42,924 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:20:42,926 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:20:42,928 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:20:42,930 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:20:42,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:20:42,935 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:20:42,938 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:20:42,941 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:20:42,945 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:20:42,947 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:20:42,948 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:20:42,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:20:42,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:20:42,954 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:20:42,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:20:42,965 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:20:42,967 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:20:42,968 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:20:42,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:20:42,972 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:20:42,973 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:20:42,975 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:20:42,976 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:20:42,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:20:42,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:20:42,977 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:20:42,979 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:20:42,980 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:20:42,981 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00deb3ea-edba-4723-b491-075d11e9a860/bin/uautomizer-j4sWxH34Be/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-10-21 19:20:43,030 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:20:43,032 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:20:43,034 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:20:43,034 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:20:43,037 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:20:43,039 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:20:43,039 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:20:43,040 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:20:43,040 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:20:43,040 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:20:43,041 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:20:43,042 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:20:43,042 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:20:43,042 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 19:20:43,042 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:20:43,043 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 19:20:43,043 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-21 19:20:43,043 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:20:43,043 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:20:43,043 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:20:43,044 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 19:20:43,044 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:20:43,044 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:20:43,044 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:20:43,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:20:43,045 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:20:43,045 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:20:43,046 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 19:20:43,046 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:20:43,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:20:43,048 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 19:20:43,048 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:20:43,049 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_worker_vcloud-master_on_vcloud-master/run_dir_00deb3ea-edba-4723-b491-075d11e9a860/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00deb3ea-edba-4723-b491-075d11e9a860/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 96c04b6051c15ce026589f24a7e322a17f8b3d3486705c29b0dee54e2ecd730a [2021-10-21 19:20:43,357 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:20:43,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:20:43,383 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:20:43,385 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:20:43,386 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:20:43,387 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00deb3ea-edba-4723-b491-075d11e9a860/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2.c [2021-10-21 19:20:43,464 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00deb3ea-edba-4723-b491-075d11e9a860/bin/uautomizer-j4sWxH34Be/data/4df9965f0/fa3cc2485b704b44a9db2a18541f1986/FLAG55209c08c [2021-10-21 19:20:44,033 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:20:44,036 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00deb3ea-edba-4723-b491-075d11e9a860/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2.c [2021-10-21 19:20:44,054 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00deb3ea-edba-4723-b491-075d11e9a860/bin/uautomizer-j4sWxH34Be/data/4df9965f0/fa3cc2485b704b44a9db2a18541f1986/FLAG55209c08c [2021-10-21 19:20:44,353 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00deb3ea-edba-4723-b491-075d11e9a860/bin/uautomizer-j4sWxH34Be/data/4df9965f0/fa3cc2485b704b44a9db2a18541f1986 [2021-10-21 19:20:44,356 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:20:44,357 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:20:44,361 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:20:44,361 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:20:44,365 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:20:44,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:20:44" (1/1) ... [2021-10-21 19:20:44,366 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@448e8bd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:20:44, skipping insertion in model container [2021-10-21 19:20:44,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:20:44" (1/1) ... [2021-10-21 19:20:44,372 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:20:44,426 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:20:44,692 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00deb3ea-edba-4723-b491-075d11e9a860/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2.c[37287,37300] [2021-10-21 19:20:44,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:20:44,718 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:20:44,782 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00deb3ea-edba-4723-b491-075d11e9a860/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2.c[37287,37300] [2021-10-21 19:20:44,799 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:20:44,812 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:20:44,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:20:44 WrapperNode [2021-10-21 19:20:44,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:20:44,814 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 19:20:44,814 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 19:20:44,815 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 19:20:44,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:20:44" (1/1) ... [2021-10-21 19:20:44,837 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:20:44" (1/1) ... [2021-10-21 19:20:44,882 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 19:20:44,883 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:20:44,883 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:20:44,883 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:20:44,892 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:20:44" (1/1) ... [2021-10-21 19:20:44,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:20:44" (1/1) ... [2021-10-21 19:20:44,897 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:20:44" (1/1) ... [2021-10-21 19:20:44,897 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:20:44" (1/1) ... [2021-10-21 19:20:44,907 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:20:44" (1/1) ... [2021-10-21 19:20:44,915 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:20:44" (1/1) ... [2021-10-21 19:20:44,918 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:20:44" (1/1) ... [2021-10-21 19:20:44,923 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:20:44,940 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:20:44,940 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:20:44,941 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:20:44,942 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:20:44" (1/1) ... [2021-10-21 19:20:44,949 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:20:44,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00deb3ea-edba-4723-b491-075d11e9a860/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:20:44,974 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00deb3ea-edba-4723-b491-075d11e9a860/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 19:20:44,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00deb3ea-edba-4723-b491-075d11e9a860/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 19:20:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:20:45,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:20:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 19:20:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 19:20:45,184 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-21 19:20:45,764 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume false; [2021-10-21 19:20:45,764 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume !false; [2021-10-21 19:20:45,774 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:20:45,774 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-21 19:20:45,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:20:45 BoogieIcfgContainer [2021-10-21 19:20:45,777 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:20:45,779 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 19:20:45,780 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 19:20:45,783 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 19:20:45,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 07:20:44" (1/3) ... [2021-10-21 19:20:45,784 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49a9061a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:20:45, skipping insertion in model container [2021-10-21 19:20:45,785 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:20:44" (2/3) ... [2021-10-21 19:20:45,785 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49a9061a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:20:45, skipping insertion in model container [2021-10-21 19:20:45,785 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:20:45" (3/3) ... [2021-10-21 19:20:45,787 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_clnt_3.BV.c.cil-2.c [2021-10-21 19:20:45,792 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 19:20:45,793 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2021-10-21 19:20:45,845 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-21 19:20:45,851 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-21 19:20:45,851 INFO L340 AbstractCegarLoop]: Starting to check reachability of 28 error locations. [2021-10-21 19:20:45,870 INFO L276 IsEmpty]: Start isEmpty. Operand has 179 states, 150 states have (on average 1.7866666666666666) internal successors, (268), 178 states have internal predecessors, (268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:20:45,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-21 19:20:45,874 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:20:45,874 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-10-21 19:20:45,875 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 25 more)] === [2021-10-21 19:20:45,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:20:45,880 INFO L82 PathProgramCache]: Analyzing trace with hash 925612, now seen corresponding path program 1 times [2021-10-21 19:20:45,889 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:20:45,889 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006678594] [2021-10-21 19:20:45,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:20:45,891 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:20:46,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:20:46,031 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:20:46,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:20:46,160 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:20:46,176 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-21 19:20:46,177 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-21 19:20:46,182 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-21 19:20:46,183 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-21 19:20:46,184 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-21 19:20:46,184 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-21 19:20:46,185 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-21 19:20:46,185 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-21 19:20:46,186 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-21 19:20:46,186 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-21 19:20:46,186 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-21 19:20:46,186 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-21 19:20:46,187 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-21 19:20:46,188 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-21 19:20:46,189 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-21 19:20:46,189 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-21 19:20:46,189 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-21 19:20:46,190 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-21 19:20:46,191 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-21 19:20:46,191 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-21 19:20:46,193 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-21 19:20:46,193 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-21 19:20:46,193 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-21 19:20:46,194 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-21 19:20:46,195 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-21 19:20:46,195 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-21 19:20:46,196 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-21 19:20:46,196 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-21 19:20:46,196 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-21 19:20:46,197 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-21 19:20:46,205 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-21 19:20:46,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 07:20:46 BoogieIcfgContainer [2021-10-21 19:20:46,252 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 19:20:46,256 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:20:46,256 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:20:46,257 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:20:46,257 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:20:45" (3/4) ... [2021-10-21 19:20:46,260 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-21 19:20:46,339 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00deb3ea-edba-4723-b491-075d11e9a860/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 19:20:46,339 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:20:46,348 INFO L168 Benchmark]: Toolchain (without parser) took 1989.48 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 70.4 MB in the beginning and 101.3 MB in the end (delta: -30.9 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:20:46,348 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 113.2 MB. Free memory is still 87.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:20:46,349 INFO L168 Benchmark]: CACSL2BoogieTranslator took 452.59 ms. Allocated memory is still 113.2 MB. Free memory was 70.2 MB in the beginning and 83.1 MB in the end (delta: -12.9 MB). Peak memory consumption was 10.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:20:46,349 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.99 ms. Allocated memory is still 113.2 MB. Free memory was 83.1 MB in the beginning and 79.8 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-21 19:20:46,350 INFO L168 Benchmark]: Boogie Preprocessor took 40.38 ms. Allocated memory is still 113.2 MB. Free memory was 79.8 MB in the beginning and 78.2 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:20:46,350 INFO L168 Benchmark]: RCFGBuilder took 837.12 ms. Allocated memory is still 113.2 MB. Free memory was 78.2 MB in the beginning and 51.6 MB in the end (delta: 26.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2021-10-21 19:20:46,351 INFO L168 Benchmark]: TraceAbstraction took 472.59 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 51.1 MB in the beginning and 104.6 MB in the end (delta: -53.5 MB). Peak memory consumption was 28.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:20:46,351 INFO L168 Benchmark]: Witness Printer took 89.92 ms. Allocated memory is still 136.3 MB. Free memory was 104.6 MB in the beginning and 101.3 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-21 19:20:46,354 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 113.2 MB. Free memory is still 87.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 452.59 ms. Allocated memory is still 113.2 MB. Free memory was 70.2 MB in the beginning and 83.1 MB in the end (delta: -12.9 MB). Peak memory consumption was 10.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 67.99 ms. Allocated memory is still 113.2 MB. Free memory was 83.1 MB in the beginning and 79.8 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 40.38 ms. Allocated memory is still 113.2 MB. Free memory was 79.8 MB in the beginning and 78.2 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 837.12 ms. Allocated memory is still 113.2 MB. Free memory was 78.2 MB in the beginning and 51.6 MB in the end (delta: 26.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 472.59 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 51.1 MB in the beginning and 104.6 MB in the end (delta: -53.5 MB). Peak memory consumption was 28.4 MB. Max. memory is 16.1 GB. * Witness Printer took 89.92 ms. Allocated memory is still 136.3 MB. Free memory was 104.6 MB in the beginning and 101.3 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 84]: integer overflow possible integer overflow possible We found a FailurePath: [L624] int __retres1 ; [L10] int s__info_callback = __VERIFIER_nondet_int(); [L11] int s__in_handshake = __VERIFIER_nondet_int(); [L12] int s__state ; [L13] int s__new_session ; [L14] int s__server ; [L15] int s__version = __VERIFIER_nondet_int(); [L16] int s__type ; [L17] int s__init_num ; [L18] int s__bbio = __VERIFIER_nondet_int(); [L19] int s__wbio = __VERIFIER_nondet_int(); [L20] int s__hit = __VERIFIER_nondet_int(); [L21] int s__rwstate ; [L22] int s__init_buf___0 ; [L23] int s__debug = __VERIFIER_nondet_int(); [L24] int s__shutdown ; [L25] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L26] int s__ctx__stats__sess_connect_renegotiate ; [L27] int s__ctx__stats__sess_connect ; [L28] int s__ctx__stats__sess_hit = __VERIFIER_nondet_int(); [L29] int s__ctx__stats__sess_connect_good = __VERIFIER_nondet_int(); [L30] int s__s3__change_cipher_spec ; [L31] int s__s3__flags ; [L32] int s__s3__delay_buf_pop_ret ; [L33] int s__s3__tmp__cert_req = __VERIFIER_nondet_int(); [L34] int s__s3__tmp__new_compression = __VERIFIER_nondet_int(); [L35] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [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_compression__id = __VERIFIER_nondet_int(); [L40] int s__session__cipher ; [L41] int s__session__compress_meth ; [L42] int buf ; [L43] unsigned long tmp ; [L44] unsigned long l ; [L45] int num1 ; [L46] int cb ; [L47] int ret ; [L48] int new_state ; [L49] int state ; [L50] int skip ; [L51] int tmp___0 ; [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 = __VERIFIER_nondet_int(); [L59] int tmp___8 = __VERIFIER_nondet_int(); [L60] int tmp___9 = __VERIFIER_nondet_int(); [L61] int blastFlag ; [L62] int ag_X ; [L63] int ag_Y ; [L64] int ag_Z ; [L65] int __retres60 ; [L68] s__state = 12292 [L69] blastFlag = 0 [L70] tmp = __VERIFIER_nondet_int() [L71] cb = 0 [L72] ret = -1 [L73] skip = 0 [L74] tmp___0 = 0 [L75] COND TRUE s__info_callback != 0 [L76] cb = s__info_callback [L84] s__in_handshake + 1 - UnprovableResult [Line: 84]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 85]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 85]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 86]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 86]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 208]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 208]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 219]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 219]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 257]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 257]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 275]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 275]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 461]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 461]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 464]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 464]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 466]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 466]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 513]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 513]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 521]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 521]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 526]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 526]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 607]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 607]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 179 locations, 28 error locations. Started 1 CEGAR loops. OverallTime: 359.8ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 7.2ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 15.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=179occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 8.0ms SsaConstructionTime, 76.5ms SatisfiabilityAnalysisTime, 0.0ms InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 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, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-10-21 19:20:46,405 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00deb3ea-edba-4723-b491-075d11e9a860/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...