./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/openssl/s3_clnt.blast.01.i.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75c09cb-a6c3-4fac-ab2d-87b09a6cb904/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75c09cb-a6c3-4fac-ab2d-87b09a6cb904/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75c09cb-a6c3-4fac-ab2d-87b09a6cb904/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75c09cb-a6c3-4fac-ab2d-87b09a6cb904/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/openssl/s3_clnt.blast.01.i.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75c09cb-a6c3-4fac-ab2d-87b09a6cb904/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75c09cb-a6c3-4fac-ab2d-87b09a6cb904/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 781939b227b3ba0a20ad2d0323c2d13ae338349fb5c0bf292cccf74fd05cfb42 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:10:19,864 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:10:19,933 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75c09cb-a6c3-4fac-ab2d-87b09a6cb904/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-12 00:10:19,959 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:10:19,959 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:10:20,004 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:10:20,005 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:10:20,005 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:10:20,006 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:10:20,007 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:10:20,007 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:10:20,008 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:10:20,009 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:10:20,009 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:10:20,010 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:10:20,011 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:10:20,011 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:10:20,012 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:10:20,012 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:10:20,013 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:10:20,013 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:10:20,014 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:10:20,015 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:10:20,015 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:10:20,016 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:10:20,016 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:10:20,017 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:10:20,017 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:10:20,018 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:10:20,018 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:10:20,019 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:10:20,019 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:10:20,020 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:10:20,020 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:10:20,021 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:10:20,021 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:10:20,021 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:10:20,022 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:10:20,022 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:10:20,022 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:10:20,023 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:10:20,023 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:10:20,023 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:10:20,024 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:10:20,024 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:10:20,024 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:10:20,025 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:10:20,025 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_f75c09cb-a6c3-4fac-ab2d-87b09a6cb904/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75c09cb-a6c3-4fac-ab2d-87b09a6cb904/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 781939b227b3ba0a20ad2d0323c2d13ae338349fb5c0bf292cccf74fd05cfb42 [2023-11-12 00:10:20,305 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:10:20,362 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:10:20,365 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:10:20,367 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:10:20,372 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:10:20,373 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75c09cb-a6c3-4fac-ab2d-87b09a6cb904/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/openssl/s3_clnt.blast.01.i.cil-2.c [2023-11-12 00:10:23,568 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:10:24,050 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:10:24,051 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75c09cb-a6c3-4fac-ab2d-87b09a6cb904/sv-benchmarks/c/openssl/s3_clnt.blast.01.i.cil-2.c [2023-11-12 00:10:24,079 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75c09cb-a6c3-4fac-ab2d-87b09a6cb904/bin/utaipan-verify-NcY6lQBIFX/data/b22069d6e/d45edeab1e7e4da98b634b0a12a7a06d/FLAG4d2834a73 [2023-11-12 00:10:24,099 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75c09cb-a6c3-4fac-ab2d-87b09a6cb904/bin/utaipan-verify-NcY6lQBIFX/data/b22069d6e/d45edeab1e7e4da98b634b0a12a7a06d [2023-11-12 00:10:24,101 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:10:24,103 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:10:24,104 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:10:24,104 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:10:24,110 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:10:24,111 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:10:24" (1/1) ... [2023-11-12 00:10:24,112 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39c47d0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:24, skipping insertion in model container [2023-11-12 00:10:24,112 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:10:24" (1/1) ... [2023-11-12 00:10:24,200 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:10:24,734 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:10:24,761 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:10:24,896 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:10:24,929 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:10:24,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:24 WrapperNode [2023-11-12 00:10:24,930 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:10:24,932 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:10:24,932 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:10:24,933 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:10:24,941 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:24" (1/1) ... [2023-11-12 00:10:24,978 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:24" (1/1) ... [2023-11-12 00:10:25,044 INFO L138 Inliner]: procedures = 31, calls = 218, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 855 [2023-11-12 00:10:25,044 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:10:25,045 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:10:25,045 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:10:25,046 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:10:25,062 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:24" (1/1) ... [2023-11-12 00:10:25,062 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:24" (1/1) ... [2023-11-12 00:10:25,073 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:24" (1/1) ... [2023-11-12 00:10:25,073 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:24" (1/1) ... [2023-11-12 00:10:25,120 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:24" (1/1) ... [2023-11-12 00:10:25,129 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:24" (1/1) ... [2023-11-12 00:10:25,135 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:24" (1/1) ... [2023-11-12 00:10:25,140 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:24" (1/1) ... [2023-11-12 00:10:25,157 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:10:25,158 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:10:25,159 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:10:25,159 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:10:25,162 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:24" (1/1) ... [2023-11-12 00:10:25,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:10:25,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75c09cb-a6c3-4fac-ab2d-87b09a6cb904/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:10:25,218 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75c09cb-a6c3-4fac-ab2d-87b09a6cb904/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:10:25,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75c09cb-a6c3-4fac-ab2d-87b09a6cb904/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:10:25,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:10:25,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:10:25,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:10:25,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:10:25,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:10:25,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:10:25,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:10:25,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:10:25,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:10:25,563 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:10:25,565 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:10:25,618 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 00:10:29,055 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##97: assume !false; [2023-11-12 00:10:29,055 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##96: assume false; [2023-11-12 00:10:29,055 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:10:29,493 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:10:29,494 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:10:29,497 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:10:29 BoogieIcfgContainer [2023-11-12 00:10:29,497 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:10:29,499 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:10:29,500 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:10:29,503 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:10:29,503 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:10:24" (1/3) ... [2023-11-12 00:10:29,504 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@691e7fd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:10:29, skipping insertion in model container [2023-11-12 00:10:29,504 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:24" (2/3) ... [2023-11-12 00:10:29,504 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@691e7fd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:10:29, skipping insertion in model container [2023-11-12 00:10:29,505 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:10:29" (3/3) ... [2023-11-12 00:10:29,506 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_clnt.blast.01.i.cil-2.c [2023-11-12 00:10:29,526 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:10:29,526 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2023-11-12 00:10:29,578 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:10:29,585 INFO L357 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=LoopHeads, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4ec500bc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:10:29,585 INFO L358 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2023-11-12 00:10:29,590 INFO L276 IsEmpty]: Start isEmpty. Operand has 113 states, 100 states have (on average 1.76) internal successors, (176), 112 states have internal predecessors, (176), 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) [2023-11-12 00:10:29,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-12 00:10:29,596 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:10:29,596 INFO L195 NwaCegarLoop]: trace histogram [1, 1] [2023-11-12 00:10:29,597 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2023-11-12 00:10:29,602 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:10:29,603 INFO L85 PathProgramCache]: Analyzing trace with hash 22459, now seen corresponding path program 1 times [2023-11-12 00:10:29,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:10:29,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285971883] [2023-11-12 00:10:29,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:10:29,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:10:30,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:10:30,489 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:10:30,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:10:30,942 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:10:30,946 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:10:30,947 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 12 remaining) [2023-11-12 00:10:30,949 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 12 remaining) [2023-11-12 00:10:30,950 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 12 remaining) [2023-11-12 00:10:30,950 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 12 remaining) [2023-11-12 00:10:30,950 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 12 remaining) [2023-11-12 00:10:30,951 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 12 remaining) [2023-11-12 00:10:30,951 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 12 remaining) [2023-11-12 00:10:30,952 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 12 remaining) [2023-11-12 00:10:30,953 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 12 remaining) [2023-11-12 00:10:30,953 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 12 remaining) [2023-11-12 00:10:30,953 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 12 remaining) [2023-11-12 00:10:30,954 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 12 remaining) [2023-11-12 00:10:30,954 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 00:10:30,960 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:10:30,965 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:10:30,990 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem39 [2023-11-12 00:10:30,991 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem40 [2023-11-12 00:10:30,992 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem37 [2023-11-12 00:10:30,992 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem38 [2023-11-12 00:10:30,993 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem36 [2023-11-12 00:10:30,993 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-12 00:10:30,993 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem40 [2023-11-12 00:10:30,994 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem38 [2023-11-12 00:10:30,994 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem39 [2023-11-12 00:10:30,995 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem37 [2023-11-12 00:10:30,995 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem36 [2023-11-12 00:10:30,995 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-12 00:10:31,019 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:10:31 BoogieIcfgContainer [2023-11-12 00:10:31,020 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:10:31,022 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:10:31,023 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:10:31,023 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:10:31,024 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:10:29" (3/4) ... [2023-11-12 00:10:31,027 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-12 00:10:31,036 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem36 [2023-11-12 00:10:31,037 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-12 00:10:31,038 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem37 [2023-11-12 00:10:31,038 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem38 [2023-11-12 00:10:31,038 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem40 [2023-11-12 00:10:31,038 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem39 [2023-11-12 00:10:31,039 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem39 [2023-11-12 00:10:31,039 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem37 [2023-11-12 00:10:31,040 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-12 00:10:31,040 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem40 [2023-11-12 00:10:31,040 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem38 [2023-11-12 00:10:31,041 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem36 [2023-11-12 00:10:31,100 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75c09cb-a6c3-4fac-ab2d-87b09a6cb904/bin/utaipan-verify-NcY6lQBIFX/witness.graphml [2023-11-12 00:10:31,102 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:10:31,104 INFO L158 Benchmark]: Toolchain (without parser) took 7000.81ms. Allocated memory was 176.2MB in the beginning and 220.2MB in the end (delta: 44.0MB). Free memory was 145.6MB in the beginning and 167.7MB in the end (delta: -22.1MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2023-11-12 00:10:31,104 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 119.5MB. Free memory is still 93.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:10:31,104 INFO L158 Benchmark]: CACSL2BoogieTranslator took 826.68ms. Allocated memory is still 176.2MB. Free memory was 145.6MB in the beginning and 114.3MB in the end (delta: 31.2MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-12 00:10:31,105 INFO L158 Benchmark]: Boogie Procedure Inliner took 112.53ms. Allocated memory is still 176.2MB. Free memory was 114.3MB in the beginning and 109.4MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:10:31,105 INFO L158 Benchmark]: Boogie Preprocessor took 112.18ms. Allocated memory is still 176.2MB. Free memory was 109.4MB in the beginning and 102.5MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:10:31,106 INFO L158 Benchmark]: RCFGBuilder took 4339.11ms. Allocated memory was 176.2MB in the beginning and 220.2MB in the end (delta: 44.0MB). Free memory was 102.5MB in the beginning and 168.8MB in the end (delta: -66.3MB). Peak memory consumption was 69.0MB. Max. memory is 16.1GB. [2023-11-12 00:10:31,106 INFO L158 Benchmark]: TraceAbstraction took 1520.57ms. Allocated memory is still 220.2MB. Free memory was 167.8MB in the beginning and 170.8MB in the end (delta: -3.1MB). Peak memory consumption was 112.3MB. Max. memory is 16.1GB. [2023-11-12 00:10:31,107 INFO L158 Benchmark]: Witness Printer took 80.33ms. Allocated memory is still 220.2MB. Free memory was 170.8MB in the beginning and 167.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:10:31,109 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 119.5MB. Free memory is still 93.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 826.68ms. Allocated memory is still 176.2MB. Free memory was 145.6MB in the beginning and 114.3MB in the end (delta: 31.2MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 112.53ms. Allocated memory is still 176.2MB. Free memory was 114.3MB in the beginning and 109.4MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 112.18ms. Allocated memory is still 176.2MB. Free memory was 109.4MB in the beginning and 102.5MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 4339.11ms. Allocated memory was 176.2MB in the beginning and 220.2MB in the end (delta: 44.0MB). Free memory was 102.5MB in the beginning and 168.8MB in the end (delta: -66.3MB). Peak memory consumption was 69.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1520.57ms. Allocated memory is still 220.2MB. Free memory was 167.8MB in the beginning and 170.8MB in the end (delta: -3.1MB). Peak memory consumption was 112.3MB. Max. memory is 16.1GB. * Witness Printer took 80.33ms. Allocated memory is still 220.2MB. Free memory was 170.8MB in the beginning and 167.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem39 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem40 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem37 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem38 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem36 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem40 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem38 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem39 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem37 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem36 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem36 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem37 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem38 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem40 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem39 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem39 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem37 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem40 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem38 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem36 - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 1142]: integer overflow possible integer overflow possible We found a FailurePath: [L1054] static int init = 1; [L1055] static SSL_METHOD SSLv3_client_data ; [L1077] SSL *s = (SSL*)malloc(sizeof(SSL)) ; [L1081] s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1082] s->ctx = malloc(sizeof(SSL_CTX)) [L1083] s->session = malloc(sizeof(SSL_SESSION)) [L1084] s->state = 12292 [L1085] s->version = __VERIFIER_nondet_int() [L1087] s->info_callback = (void (*)()) __VERIFIER_nondet_ulong() [L1088] EXPR s->ctx [L1088] (s->ctx)->info_callback = (void (*)()) __VERIFIER_nondet_ulong() [L1089] s->init_buf = (BUF_MEM *)__VERIFIER_nondet_ulong() [L1090] s->bbio = (BIO *) __VERIFIER_nondet_ulong() [L1091] s->wbio = (BIO *) __VERIFIER_nondet_ulong() [L1092] EXPR s->s3 [L1092] (s->s3)->flags = __VERIFIER_nondet_long() [L1093] EXPR s->s3 [L1093] (s->s3)->tmp.cert_req = __VERIFIER_nondet_int() [L1094] EXPR s->s3 [L1094] (s->s3)->tmp.new_cipher = malloc(sizeof(struct ssl_cipher_st)) [L1095] EXPR s->s3 [L1095] EXPR (s->s3)->tmp.new_cipher [L1095] ((s->s3)->tmp.new_cipher)->algorithms = __VERIFIER_nondet_ulong() [L1096] EXPR s->s3 [L1096] (s->s3)->tmp.next_state = __VERIFIER_nondet_int() [L1098] CALL ssl3_connect(s) [L1104] BUF_MEM *buf = (BUF_MEM *)__VERIFIER_nondet_ulong(); [L1105] unsigned long tmp ; [L1106] unsigned long l ; [L1107] long num1 ; [L1108] void (*cb)() ; [L1109] int ret ; [L1110] int new_state ; [L1111] int state ; [L1112] int skip ; [L1113] int tmp___1 = __VERIFIER_nondet_int() ; [L1114] int tmp___2 = __VERIFIER_nondet_int() ; [L1115] int tmp___3 ; [L1116] int tmp___4 ; [L1117] int tmp___5 ; [L1118] int tmp___6 ; [L1119] int tmp___7 ; [L1120] int tmp___8 ; [L1121] long tmp___9 ; [L1123] int blastFlag ; [L1126] blastFlag = 0 [L1127] s->hit=__VERIFIER_nondet_int () [L1128] s->state = 12292 [L1129] tmp = __VERIFIER_nondet_int() [L1130] cb = (void (*)())((void *)0) [L1131] ret = -1 [L1132] skip = 0 [L1133] EXPR s->info_callback [L1133] COND TRUE (unsigned long )s->info_callback != (unsigned long )((void *)0) [L1134] EXPR s->info_callback [L1134] cb = s->info_callback [L1142] EXPR s->in_handshake VAL [SSLv3_client_data={4:0}, blastFlag=0, buf={0:8}, cb={0:1}, init=1, ret=-1, s={-13:0}, s={-13:0}, skip=0, tmp=0, tmp___1=0, tmp___2=0] [L1142] s->in_handshake += 1 VAL [SSLv3_client_data={4:0}, blastFlag=0, buf={0:8}, cb={0:1}, init=1, ret=-1, s={-13:0}, s={-13:0}, skip=0, tmp=0, tmp___1=0, tmp___2=0] - UnprovableResult [Line: 1142]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1261]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1261]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1306]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1306]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1574]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1574]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1580]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1580]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1661]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1661]: 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, 113 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=113occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.7s 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, 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! [2023-11-12 00:10:31,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75c09cb-a6c3-4fac-ab2d-87b09a6cb904/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)