./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/openssl/s3_clnt.blast.02.i.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_af10cd6e-d619-4e4d-966b-3856612021ea/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af10cd6e-d619-4e4d-966b-3856612021ea/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af10cd6e-d619-4e4d-966b-3856612021ea/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af10cd6e-d619-4e4d-966b-3856612021ea/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/openssl/s3_clnt.blast.02.i.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af10cd6e-d619-4e4d-966b-3856612021ea/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af10cd6e-d619-4e4d-966b-3856612021ea/bin/uautomizer-verify-BQ2R08f2Ya --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b0edcf84130f28de31dd252113e98a7277e8f803d45945a4e4ab5373cd867bd6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-28 23:39:15,399 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-28 23:39:15,460 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af10cd6e-d619-4e4d-966b-3856612021ea/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-28 23:39:15,464 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-28 23:39:15,465 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-28 23:39:15,486 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-28 23:39:15,486 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-28 23:39:15,487 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-28 23:39:15,487 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-28 23:39:15,488 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-28 23:39:15,489 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-28 23:39:15,489 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-28 23:39:15,490 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-28 23:39:15,491 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-28 23:39:15,491 INFO L153 SettingsManager]: * Use SBE=true [2023-11-28 23:39:15,492 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-28 23:39:15,492 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-28 23:39:15,493 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-28 23:39:15,493 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-28 23:39:15,494 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-28 23:39:15,494 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-28 23:39:15,495 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-28 23:39:15,495 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-28 23:39:15,495 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-28 23:39:15,496 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-28 23:39:15,496 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-28 23:39:15,497 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-28 23:39:15,497 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-28 23:39:15,497 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-28 23:39:15,498 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-28 23:39:15,498 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-28 23:39:15,498 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-28 23:39:15,499 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-28 23:39:15,499 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 23:39:15,499 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-28 23:39:15,499 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-28 23:39:15,500 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-28 23:39:15,500 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-28 23:39:15,500 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-28 23:39:15,500 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-28 23:39:15,500 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-28 23:39:15,501 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-28 23:39:15,501 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-28 23:39:15,501 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-28 23:39:15,501 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_af10cd6e-d619-4e4d-966b-3856612021ea/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af10cd6e-d619-4e4d-966b-3856612021ea/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0edcf84130f28de31dd252113e98a7277e8f803d45945a4e4ab5373cd867bd6 [2023-11-28 23:39:15,711 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-28 23:39:15,733 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-28 23:39:15,736 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-28 23:39:15,737 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-28 23:39:15,738 INFO L274 PluginConnector]: CDTParser initialized [2023-11-28 23:39:15,739 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af10cd6e-d619-4e4d-966b-3856612021ea/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/openssl/s3_clnt.blast.02.i.cil-2.c [2023-11-28 23:39:18,536 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-28 23:39:18,812 INFO L384 CDTParser]: Found 1 translation units. [2023-11-28 23:39:18,813 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af10cd6e-d619-4e4d-966b-3856612021ea/sv-benchmarks/c/openssl/s3_clnt.blast.02.i.cil-2.c [2023-11-28 23:39:18,836 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af10cd6e-d619-4e4d-966b-3856612021ea/bin/uautomizer-verify-BQ2R08f2Ya/data/152124f7b/deb040a5457d407092d8b4665f32c016/FLAGa1ced1a25 [2023-11-28 23:39:18,851 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af10cd6e-d619-4e4d-966b-3856612021ea/bin/uautomizer-verify-BQ2R08f2Ya/data/152124f7b/deb040a5457d407092d8b4665f32c016 [2023-11-28 23:39:18,854 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-28 23:39:18,856 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-28 23:39:18,857 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-28 23:39:18,858 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-28 23:39:18,863 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-28 23:39:18,864 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:39:18" (1/1) ... [2023-11-28 23:39:18,865 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16e7c30b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:18, skipping insertion in model container [2023-11-28 23:39:18,865 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:39:18" (1/1) ... [2023-11-28 23:39:18,930 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-28 23:39:19,301 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 23:39:19,318 INFO L202 MainTranslator]: Completed pre-run [2023-11-28 23:39:19,422 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 23:39:19,445 INFO L206 MainTranslator]: Completed translation [2023-11-28 23:39:19,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:19 WrapperNode [2023-11-28 23:39:19,445 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-28 23:39:19,447 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-28 23:39:19,447 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-28 23:39:19,447 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-28 23:39:19,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:19" (1/1) ... [2023-11-28 23:39:19,481 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:19" (1/1) ... [2023-11-28 23:39:19,531 INFO L138 Inliner]: procedures = 31, calls = 218, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 848 [2023-11-28 23:39:19,531 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-28 23:39:19,532 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-28 23:39:19,532 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-28 23:39:19,533 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-28 23:39:19,545 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:19" (1/1) ... [2023-11-28 23:39:19,545 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:19" (1/1) ... [2023-11-28 23:39:19,557 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:19" (1/1) ... [2023-11-28 23:39:19,597 INFO L175 MemorySlicer]: Split 189 memory accesses to 4 slices as follows [2, 2, 43, 142]. 75 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0]. The 81 writes are split as follows [0, 2, 20, 59]. [2023-11-28 23:39:19,597 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:19" (1/1) ... [2023-11-28 23:39:19,598 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:19" (1/1) ... [2023-11-28 23:39:19,668 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:19" (1/1) ... [2023-11-28 23:39:19,675 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:19" (1/1) ... [2023-11-28 23:39:19,678 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:19" (1/1) ... [2023-11-28 23:39:19,683 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:19" (1/1) ... [2023-11-28 23:39:19,691 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-28 23:39:19,692 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-28 23:39:19,692 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-28 23:39:19,692 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-28 23:39:19,693 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:19" (1/1) ... [2023-11-28 23:39:19,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 23:39:19,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af10cd6e-d619-4e4d-966b-3856612021ea/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:39:19,734 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af10cd6e-d619-4e4d-966b-3856612021ea/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-28 23:39:19,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af10cd6e-d619-4e4d-966b-3856612021ea/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-28 23:39:19,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-28 23:39:19,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-28 23:39:19,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-28 23:39:19,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-28 23:39:19,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-28 23:39:19,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-28 23:39:19,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-28 23:39:19,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-28 23:39:19,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-28 23:39:19,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-28 23:39:19,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-28 23:39:19,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-28 23:39:19,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-28 23:39:19,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-28 23:39:19,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-28 23:39:19,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-28 23:39:19,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-28 23:39:19,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-28 23:39:19,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-28 23:39:19,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-28 23:39:19,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-28 23:39:19,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-28 23:39:19,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-28 23:39:19,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-28 23:39:19,943 INFO L241 CfgBuilder]: Building ICFG [2023-11-28 23:39:19,945 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-28 23:39:19,964 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-28 23:39:24,757 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##97: assume !false; [2023-11-28 23:39:24,757 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##96: assume false; [2023-11-28 23:39:24,758 INFO L282 CfgBuilder]: Performing block encoding [2023-11-28 23:39:24,819 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-28 23:39:24,819 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-28 23:39:24,820 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:39:24 BoogieIcfgContainer [2023-11-28 23:39:24,820 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-28 23:39:24,823 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-28 23:39:24,823 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-28 23:39:24,826 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-28 23:39:24,826 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:39:18" (1/3) ... [2023-11-28 23:39:24,827 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16407935 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:39:24, skipping insertion in model container [2023-11-28 23:39:24,827 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:19" (2/3) ... [2023-11-28 23:39:24,828 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16407935 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:39:24, skipping insertion in model container [2023-11-28 23:39:24,828 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:39:24" (3/3) ... [2023-11-28 23:39:24,829 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_clnt.blast.02.i.cil-2.c [2023-11-28 23:39:24,845 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-28 23:39:24,846 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2023-11-28 23:39:24,897 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-28 23:39:24,902 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=PETRI_NET, 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;@69744d05, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-28 23:39:24,902 INFO L358 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2023-11-28 23:39:24,907 INFO L276 IsEmpty]: Start isEmpty. Operand has 162 states, 149 states have (on average 1.7852348993288591) internal successors, (266), 161 states have internal predecessors, (266), 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) [2023-11-28 23:39:24,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-28 23:39:24,914 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:39:24,915 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-11-28 23:39:24,915 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)] === [2023-11-28 23:39:24,921 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:39:24,921 INFO L85 PathProgramCache]: Analyzing trace with hash 20709999, now seen corresponding path program 1 times [2023-11-28 23:39:24,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:39:24,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153859294] [2023-11-28 23:39:24,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:39:24,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:39:25,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 23:39:25,295 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 23:39:25,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 23:39:25,429 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 23:39:25,431 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-28 23:39:25,432 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 12 remaining) [2023-11-28 23:39:25,434 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 12 remaining) [2023-11-28 23:39:25,434 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 12 remaining) [2023-11-28 23:39:25,434 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 12 remaining) [2023-11-28 23:39:25,434 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 12 remaining) [2023-11-28 23:39:25,435 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 12 remaining) [2023-11-28 23:39:25,435 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 12 remaining) [2023-11-28 23:39:25,435 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 12 remaining) [2023-11-28 23:39:25,435 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 12 remaining) [2023-11-28 23:39:25,436 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 12 remaining) [2023-11-28 23:39:25,436 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 12 remaining) [2023-11-28 23:39:25,436 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 12 remaining) [2023-11-28 23:39:25,437 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-28 23:39:25,441 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-28 23:39:25,446 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-28 23:39:25,463 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-28 23:39:25,473 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 11:39:25 BoogieIcfgContainer [2023-11-28 23:39:25,474 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-28 23:39:25,474 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-28 23:39:25,475 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-28 23:39:25,475 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-28 23:39:25,475 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:39:24" (3/4) ... [2023-11-28 23:39:25,476 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-28 23:39:25,483 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-28 23:39:25,521 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af10cd6e-d619-4e4d-966b-3856612021ea/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-28 23:39:25,521 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-28 23:39:25,522 INFO L158 Benchmark]: Toolchain (without parser) took 6666.30ms. Allocated memory was 142.6MB in the beginning and 190.8MB in the end (delta: 48.2MB). Free memory was 102.6MB in the beginning and 138.5MB in the end (delta: -36.0MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2023-11-28 23:39:25,522 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 100.7MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-28 23:39:25,523 INFO L158 Benchmark]: CACSL2BoogieTranslator took 588.48ms. Allocated memory is still 142.6MB. Free memory was 102.6MB in the beginning and 71.2MB in the end (delta: 31.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-28 23:39:25,523 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.87ms. Allocated memory is still 142.6MB. Free memory was 71.2MB in the beginning and 66.4MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-28 23:39:25,523 INFO L158 Benchmark]: Boogie Preprocessor took 159.04ms. Allocated memory is still 142.6MB. Free memory was 66.4MB in the beginning and 107.2MB in the end (delta: -40.7MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2023-11-28 23:39:25,524 INFO L158 Benchmark]: RCFGBuilder took 5128.00ms. Allocated memory was 142.6MB in the beginning and 190.8MB in the end (delta: 48.2MB). Free memory was 107.2MB in the beginning and 138.9MB in the end (delta: -31.7MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-11-28 23:39:25,524 INFO L158 Benchmark]: TraceAbstraction took 651.19ms. Allocated memory is still 190.8MB. Free memory was 137.8MB in the beginning and 141.7MB in the end (delta: -3.8MB). Peak memory consumption was 60.1MB. Max. memory is 16.1GB. [2023-11-28 23:39:25,524 INFO L158 Benchmark]: Witness Printer took 46.91ms. Allocated memory is still 190.8MB. Free memory was 141.7MB in the beginning and 138.5MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-28 23:39:25,526 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 100.7MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 588.48ms. Allocated memory is still 142.6MB. Free memory was 102.6MB in the beginning and 71.2MB in the end (delta: 31.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.87ms. Allocated memory is still 142.6MB. Free memory was 71.2MB in the beginning and 66.4MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 159.04ms. Allocated memory is still 142.6MB. Free memory was 66.4MB in the beginning and 107.2MB in the end (delta: -40.7MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. * RCFGBuilder took 5128.00ms. Allocated memory was 142.6MB in the beginning and 190.8MB in the end (delta: 48.2MB). Free memory was 107.2MB in the beginning and 138.9MB in the end (delta: -31.7MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * TraceAbstraction took 651.19ms. Allocated memory is still 190.8MB. Free memory was 137.8MB in the beginning and 141.7MB in the end (delta: -3.8MB). Peak memory consumption was 60.1MB. Max. memory is 16.1GB. * Witness Printer took 46.91ms. Allocated memory is still 190.8MB. Free memory was 141.7MB in the beginning and 138.5MB 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: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - 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: [L1055] static int init = 1; [L1056] static SSL_METHOD SSLv3_client_data ; [L1056] static SSL_METHOD SSLv3_client_data ; [L1056] static SSL_METHOD SSLv3_client_data ; [L1078] SSL *s = (SSL*)malloc(sizeof(SSL)) ; [L1082] s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1083] s->ctx = malloc(sizeof(SSL_CTX)) [L1084] s->session = malloc(sizeof(SSL_SESSION)) [L1085] s->state = 12292 [L1086] s->version = __VERIFIER_nondet_int() [L1088] s->info_callback = (void (*)()) __VERIFIER_nondet_ulong() [L1089] EXPR s->ctx [L1089] (s->ctx)->info_callback = (void (*)()) __VERIFIER_nondet_ulong() [L1090] s->init_buf = (BUF_MEM *)__VERIFIER_nondet_ulong() [L1091] s->bbio = (BIO *) __VERIFIER_nondet_ulong() [L1092] s->wbio = (BIO *) __VERIFIER_nondet_ulong() [L1093] EXPR s->s3 [L1093] (s->s3)->flags = __VERIFIER_nondet_long() [L1094] EXPR s->s3 [L1094] (s->s3)->tmp.cert_req = __VERIFIER_nondet_int() [L1095] EXPR s->s3 [L1095] (s->s3)->tmp.new_cipher = malloc(sizeof(struct ssl_cipher_st)) [L1096] EXPR s->s3 [L1096] EXPR (s->s3)->tmp.new_cipher [L1096] ((s->s3)->tmp.new_cipher)->algorithms = __VERIFIER_nondet_ulong() [L1097] EXPR s->s3 [L1097] (s->s3)->tmp.next_state = __VERIFIER_nondet_int() [L1099] CALL ssl3_connect(s) [L1105] BUF_MEM *buf ; [L1106] unsigned long tmp ; [L1107] unsigned long l ; [L1108] long num1 ; [L1109] void (*cb)() ; [L1110] int ret ; [L1111] int new_state ; [L1112] int state ; [L1113] int skip ; [L1114] int tmp___1 = __VERIFIER_nondet_int() ; [L1115] int tmp___2 = __VERIFIER_nondet_int() ; [L1116] int tmp___3 = __VERIFIER_nondet_int() ; [L1117] int tmp___4 = __VERIFIER_nondet_int() ; [L1118] int tmp___5 = __VERIFIER_nondet_int() ; [L1119] int tmp___6 = __VERIFIER_nondet_int() ; [L1120] int tmp___7 = __VERIFIER_nondet_int() ; [L1121] int tmp___8 = __VERIFIER_nondet_int() ; [L1122] long tmp___9 = __VERIFIER_nondet_long() ; [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 VAL [SSLv3_client_data={4:0}, init=1] [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}, init=1] [L1142] s->in_handshake += 1 VAL [SSLv3_client_data={4:0}, blastFlag=0, cb={0:-1}, init=1, ret=-1, s={-3:0}, s={-3:0}, skip=0, tmp=0, tmp___1=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=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: 1310]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1310]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1572]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1572]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1578]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1578]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1659]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1659]: 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, 162 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, 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=162occurred 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, 0.2s SatisfiabilityAnalysisTime, 0.0s 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! [2023-11-28 23:39:25,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af10cd6e-d619-4e4d-966b-3856612021ea/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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)