./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 30f4e4ab Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/bitvector/s3_srvr_2_alt.BV.c.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 a2f01af3546ca3525e0ee0472f0f0b216e6d4f7c ............................................................................................................................................................................................................................................................................................. 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 0.1.24-30f4e4a [2019-11-28 02:54:34,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 02:54:34,883 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 02:54:34,901 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 02:54:34,902 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 02:54:34,904 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 02:54:34,906 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 02:54:34,914 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 02:54:34,919 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 02:54:34,923 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 02:54:34,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 02:54:34,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 02:54:34,926 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 02:54:34,930 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 02:54:34,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 02:54:34,933 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 02:54:34,934 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 02:54:34,935 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 02:54:34,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 02:54:34,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 02:54:34,946 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 02:54:34,950 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 02:54:34,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 02:54:34,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 02:54:34,957 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 02:54:34,957 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 02:54:34,957 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 02:54:34,959 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 02:54:34,960 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 02:54:34,961 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 02:54:34,962 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 02:54:34,962 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 02:54:34,963 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 02:54:34,964 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 02:54:34,965 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 02:54:34,966 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 02:54:34,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 02:54:34,967 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 02:54:34,967 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 02:54:34,968 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 02:54:34,969 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 02:54:34,970 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2019-11-28 02:54:35,007 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 02:54:35,007 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 02:54:35,012 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 02:54:35,013 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 02:54:35,013 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 02:54:35,013 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 02:54:35,013 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 02:54:35,014 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 02:54:35,014 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 02:54:35,014 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 02:54:35,014 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 02:54:35,014 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 02:54:35,015 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 02:54:35,015 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 02:54:35,015 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-28 02:54:35,015 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 02:54:35,015 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 02:54:35,017 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 02:54:35,017 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 02:54:35,017 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 02:54:35,017 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 02:54:35,018 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 02:54:35,018 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 02:54:35,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 02:54:35,018 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 02:54:35,018 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 02:54:35,019 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 02:54:35,019 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 02:54:35,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 02:54:35,019 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 02:54:35,020 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> a2f01af3546ca3525e0ee0472f0f0b216e6d4f7c [2019-11-28 02:54:35,336 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 02:54:35,355 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 02:54:35,358 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 02:54:35,360 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 02:54:35,361 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 02:54:35,362 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/s3_srvr_2_alt.BV.c.cil.c [2019-11-28 02:54:35,439 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0b1bbeb3/6f1c1050e8714f5380a658c1aa841a9b/FLAG4172f5b71 [2019-11-28 02:54:35,935 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 02:54:35,936 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_2_alt.BV.c.cil.c [2019-11-28 02:54:35,948 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0b1bbeb3/6f1c1050e8714f5380a658c1aa841a9b/FLAG4172f5b71 [2019-11-28 02:54:36,276 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0b1bbeb3/6f1c1050e8714f5380a658c1aa841a9b [2019-11-28 02:54:36,279 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 02:54:36,281 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 02:54:36,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 02:54:36,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 02:54:36,288 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 02:54:36,290 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:54:36" (1/1) ... [2019-11-28 02:54:36,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f061439 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:54:36, skipping insertion in model container [2019-11-28 02:54:36,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:54:36" (1/1) ... [2019-11-28 02:54:36,304 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 02:54:36,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 02:54:36,674 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 02:54:36,678 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 02:54:36,806 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 02:54:36,820 INFO L208 MainTranslator]: Completed translation [2019-11-28 02:54:36,821 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:54:36 WrapperNode [2019-11-28 02:54:36,821 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 02:54:36,822 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 02:54:36,822 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 02:54:36,822 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 02:54:36,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:54:36" (1/1) ... [2019-11-28 02:54:36,847 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:54:36" (1/1) ... [2019-11-28 02:54:36,894 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 02:54:36,895 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 02:54:36,895 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 02:54:36,895 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 02:54:36,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:54:36" (1/1) ... [2019-11-28 02:54:36,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:54:36" (1/1) ... [2019-11-28 02:54:36,913 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:54:36" (1/1) ... [2019-11-28 02:54:36,914 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:54:36" (1/1) ... [2019-11-28 02:54:36,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:54:36" (1/1) ... [2019-11-28 02:54:36,931 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:54:36" (1/1) ... [2019-11-28 02:54:36,934 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:54:36" (1/1) ... [2019-11-28 02:54:36,939 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 02:54:36,940 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 02:54:36,940 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 02:54:36,940 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 02:54:36,941 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:54:36" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 02:54:37,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 02:54:37,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 02:54:37,195 WARN L759 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 02:54:37,926 INFO L712 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2019-11-28 02:54:37,926 INFO L712 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2019-11-28 02:54:37,932 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 02:54:37,932 INFO L297 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-28 02:54:37,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:54:37 BoogieIcfgContainer [2019-11-28 02:54:37,937 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 02:54:37,940 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 02:54:37,940 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 02:54:37,943 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 02:54:37,943 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:54:36" (1/3) ... [2019-11-28 02:54:37,944 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32a15b89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:54:37, skipping insertion in model container [2019-11-28 02:54:37,945 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:54:36" (2/3) ... [2019-11-28 02:54:37,945 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32a15b89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:54:37, skipping insertion in model container [2019-11-28 02:54:37,945 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:54:37" (3/3) ... [2019-11-28 02:54:37,947 INFO L109 eAbstractionObserver]: Analyzing ICFG s3_srvr_2_alt.BV.c.cil.c [2019-11-28 02:54:37,957 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 02:54:37,965 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 29 error locations. [2019-11-28 02:54:37,979 INFO L249 AbstractCegarLoop]: Starting to check reachability of 29 error locations. [2019-11-28 02:54:38,009 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 02:54:38,009 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 02:54:38,011 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 02:54:38,011 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 02:54:38,011 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 02:54:38,011 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 02:54:38,012 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 02:54:38,012 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 02:54:38,042 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states. [2019-11-28 02:54:38,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-11-28 02:54:38,049 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 02:54:38,050 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-11-28 02:54:38,051 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr27ASSERT_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.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr28ASSERT_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]=== [2019-11-28 02:54:38,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 02:54:38,058 INFO L82 PathProgramCache]: Analyzing trace with hash 30889, now seen corresponding path program 1 times [2019-11-28 02:54:38,068 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 02:54:38,069 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439291022] [2019-11-28 02:54:38,069 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 02:54:38,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 02:54:38,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 02:54:38,241 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 02:54:38,242 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-28 02:54:38,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:54:38 BoogieIcfgContainer [2019-11-28 02:54:38,276 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 02:54:38,276 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 02:54:38,276 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 02:54:38,277 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 02:54:38,277 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:54:37" (3/4) ... [2019-11-28 02:54:38,282 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-28 02:54:38,362 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 02:54:38,362 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 02:54:38,365 INFO L168 Benchmark]: Toolchain (without parser) took 2083.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 960.4 MB in the beginning and 1.0 GB in the end (delta: -84.1 MB). Peak memory consumption was 55.8 MB. Max. memory is 11.5 GB. [2019-11-28 02:54:38,365 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 02:54:38,366 INFO L168 Benchmark]: CACSL2BoogieTranslator took 539.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -169.4 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. [2019-11-28 02:54:38,367 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.74 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-28 02:54:38,367 INFO L168 Benchmark]: Boogie Preprocessor took 44.95 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. [2019-11-28 02:54:38,368 INFO L168 Benchmark]: RCFGBuilder took 997.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 58.9 MB). Peak memory consumption was 58.9 MB. Max. memory is 11.5 GB. [2019-11-28 02:54:38,369 INFO L168 Benchmark]: TraceAbstraction took 335.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2019-11-28 02:54:38,369 INFO L168 Benchmark]: Witness Printer took 85.70 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 02:54:38,373 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 539.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -169.4 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 72.74 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.95 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 997.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 58.9 MB). Peak memory consumption was 58.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 335.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * Witness Printer took 85.70 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 83]: integer overflow possible integer overflow possible We found a FailurePath: [L677] int s ; [L678] int tmp ; [L682] s = 8464 [L9] int s__info_callback = __VERIFIER_nondet_int(); [L10] int s__in_handshake = __VERIFIER_nondet_int(); [L11] int s__state ; [L12] int s__new_session ; [L13] int s__server ; [L14] int s__version = __VERIFIER_nondet_int(); [L15] int s__type ; [L16] int s__init_num ; [L17] int s__hit = __VERIFIER_nondet_int(); [L18] int s__rwstate ; [L19] int s__init_buf___0 ; [L20] int s__debug = __VERIFIER_nondet_int(); [L21] int s__shutdown ; [L22] int s__cert = __VERIFIER_nondet_int(); [L23] int s__options = __VERIFIER_nondet_int(); [L24] int s__verify_mode = __VERIFIER_nondet_int(); [L25] int s__session__peer = __VERIFIER_nondet_int(); [L26] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int(); [L27] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L28] int s__ctx__stats__sess_accept_renegotiate ; [L29] int s__ctx__stats__sess_accept ; [L30] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int(); [L31] int s__s3__tmp__cert_request ; [L32] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L33] int s__s3__tmp__use_rsa_tmp ; [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_cipher__algo_strength = __VERIFIER_nondet_int(); [L38] int s__session__cipher ; [L39] int buf ; [L40] unsigned long l ; [L41] unsigned long Time ; [L42] unsigned long tmp ; [L43] int cb ; [L44] long num1 ; [L45] int ret ; [L46] int new_state ; [L47] int state ; [L48] int skip ; [L49] int got_new_session ; [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 ; [L57] long tmp___8 = __VERIFIER_nondet_long(); [L58] int tmp___9 = __VERIFIER_nondet_int(); [L59] int tmp___10 = __VERIFIER_nondet_int(); [L60] int blastFlag ; [L61] int ag_X = __VERIFIER_nondet_int(); [L62] int ag_Y ; [L63] int __retres69 ; [L66] s__state = initial_state [L67] blastFlag = 0 [L68] tmp = __VERIFIER_nondet_int() [L69] Time = tmp [L70] cb = 0 [L71] ret = -1 [L72] skip = 0 [L73] got_new_session = 0 [L74] COND TRUE s__info_callback != 0 [L75] cb = s__info_callback [L83] s__in_handshake + 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 192 locations, 29 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=192occurred 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...