./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/openssl/s3_srvr.blast.15.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_71187af9-9c1a-4ee3-8e25-01783e2408d0/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71187af9-9c1a-4ee3-8e25-01783e2408d0/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71187af9-9c1a-4ee3-8e25-01783e2408d0/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71187af9-9c1a-4ee3-8e25-01783e2408d0/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.15.i.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71187af9-9c1a-4ee3-8e25-01783e2408d0/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71187af9-9c1a-4ee3-8e25-01783e2408d0/bin/uautomizer-verify-VRDe98Ueme --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 e559d44f6ee539bed570b1939999945f6f48ca1506c283f526f35c026a08bf8f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:46:07,213 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:46:07,338 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71187af9-9c1a-4ee3-8e25-01783e2408d0/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-26 11:46:07,347 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:46:07,348 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:46:07,396 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:46:07,397 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:46:07,398 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:46:07,399 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:46:07,405 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:46:07,405 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:46:07,406 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:46:07,407 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:46:07,409 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:46:07,410 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:46:07,410 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:46:07,411 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:46:07,411 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 11:46:07,412 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:46:07,413 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 11:46:07,413 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:46:07,414 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:46:07,414 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:46:07,415 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:46:07,416 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-26 11:46:07,416 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 11:46:07,417 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 11:46:07,417 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:46:07,418 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:46:07,419 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:46:07,421 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:46:07,421 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:46:07,421 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:46:07,421 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:46:07,422 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:46:07,422 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:46:07,422 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:46:07,422 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:46:07,422 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 11:46:07,423 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:46:07,423 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:46:07,423 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:46:07,424 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:46:07,424 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:46:07,425 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_71187af9-9c1a-4ee3-8e25-01783e2408d0/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71187af9-9c1a-4ee3-8e25-01783e2408d0/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e559d44f6ee539bed570b1939999945f6f48ca1506c283f526f35c026a08bf8f [2023-11-26 11:46:07,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:46:07,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:46:07,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:46:07,837 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:46:07,837 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:46:07,839 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71187af9-9c1a-4ee3-8e25-01783e2408d0/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/openssl/s3_srvr.blast.15.i.cil-2.c [2023-11-26 11:46:10,963 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:46:11,349 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:46:11,350 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71187af9-9c1a-4ee3-8e25-01783e2408d0/sv-benchmarks/c/openssl/s3_srvr.blast.15.i.cil-2.c [2023-11-26 11:46:11,377 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71187af9-9c1a-4ee3-8e25-01783e2408d0/bin/uautomizer-verify-VRDe98Ueme/data/8dccb947f/c69bb958b22045b5a824a1f307a86e97/FLAG5ad3eef4b [2023-11-26 11:46:11,393 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71187af9-9c1a-4ee3-8e25-01783e2408d0/bin/uautomizer-verify-VRDe98Ueme/data/8dccb947f/c69bb958b22045b5a824a1f307a86e97 [2023-11-26 11:46:11,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:46:11,401 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:46:11,405 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:46:11,406 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:46:11,412 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:46:11,413 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:46:11" (1/1) ... [2023-11-26 11:46:11,414 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d702cd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:11, skipping insertion in model container [2023-11-26 11:46:11,414 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:46:11" (1/1) ... [2023-11-26 11:46:11,529 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:46:12,072 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:46:12,095 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:46:12,258 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:46:12,279 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:46:12,280 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:12 WrapperNode [2023-11-26 11:46:12,331 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:46:12,333 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:46:12,333 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:46:12,333 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:46:12,343 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:12" (1/1) ... [2023-11-26 11:46:12,412 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:12" (1/1) ... [2023-11-26 11:46:12,481 INFO L138 Inliner]: procedures = 31, calls = 224, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 940 [2023-11-26 11:46:12,482 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:46:12,482 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:46:12,483 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:46:12,483 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:46:12,503 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:12" (1/1) ... [2023-11-26 11:46:12,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:12" (1/1) ... [2023-11-26 11:46:12,514 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:12" (1/1) ... [2023-11-26 11:46:12,558 INFO L175 MemorySlicer]: Split 196 memory accesses to 5 slices as follows [2, 2, 7, 150, 35]. 77 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0]. The 87 writes are split as follows [0, 2, 2, 64, 19]. [2023-11-26 11:46:12,558 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:12" (1/1) ... [2023-11-26 11:46:12,558 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:12" (1/1) ... [2023-11-26 11:46:12,602 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:12" (1/1) ... [2023-11-26 11:46:12,610 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:12" (1/1) ... [2023-11-26 11:46:12,614 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:12" (1/1) ... [2023-11-26 11:46:12,619 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:12" (1/1) ... [2023-11-26 11:46:12,640 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:46:12,641 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:46:12,641 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:46:12,641 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:46:12,642 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:12" (1/1) ... [2023-11-26 11:46:12,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:46:12,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71187af9-9c1a-4ee3-8e25-01783e2408d0/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:46:12,677 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71187af9-9c1a-4ee3-8e25-01783e2408d0/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:46:12,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71187af9-9c1a-4ee3-8e25-01783e2408d0/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:46:12,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:46:12,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-26 11:46:12,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-26 11:46:12,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-26 11:46:12,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-26 11:46:12,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-26 11:46:12,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 11:46:12,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 11:46:12,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-26 11:46:12,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-26 11:46:12,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-26 11:46:12,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-26 11:46:12,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-26 11:46:12,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-26 11:46:12,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-26 11:46:12,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-26 11:46:12,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-26 11:46:12,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-26 11:46:12,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-26 11:46:12,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-26 11:46:12,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-26 11:46:12,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 11:46:12,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 11:46:12,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-26 11:46:12,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-26 11:46:12,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-26 11:46:12,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-26 11:46:12,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:46:12,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:46:12,943 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:46:12,945 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:46:12,987 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-26 11:46:14,746 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##103: assume !false; [2023-11-26 11:46:14,747 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##102: assume false; [2023-11-26 11:46:14,747 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:46:14,832 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:46:14,832 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 11:46:14,833 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:46:14 BoogieIcfgContainer [2023-11-26 11:46:14,833 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:46:14,836 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:46:14,837 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:46:14,841 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:46:14,841 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:46:11" (1/3) ... [2023-11-26 11:46:14,842 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fc20a3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:46:14, skipping insertion in model container [2023-11-26 11:46:14,842 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:12" (2/3) ... [2023-11-26 11:46:14,843 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fc20a3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:46:14, skipping insertion in model container [2023-11-26 11:46:14,843 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:46:14" (3/3) ... [2023-11-26 11:46:14,845 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.15.i.cil-2.c [2023-11-26 11:46:14,868 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:46:14,869 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2023-11-26 11:46:14,949 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:46:14,959 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;@7653ab11, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:46:14,960 INFO L358 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2023-11-26 11:46:14,967 INFO L276 IsEmpty]: Start isEmpty. Operand has 188 states, 175 states have (on average 1.8057142857142856) internal successors, (316), 187 states have internal predecessors, (316), 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) [2023-11-26 11:46:14,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-26 11:46:14,976 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:46:14,977 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2023-11-26 11:46:14,980 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)] === [2023-11-26 11:46:14,993 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:46:14,993 INFO L85 PathProgramCache]: Analyzing trace with hash -1945452375, now seen corresponding path program 1 times [2023-11-26 11:46:15,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:46:15,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176748436] [2023-11-26 11:46:15,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:46:15,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:46:15,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:46:15,442 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:46:15,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:46:15,682 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:46:15,685 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-26 11:46:15,686 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 12 remaining) [2023-11-26 11:46:15,689 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 12 remaining) [2023-11-26 11:46:15,689 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 12 remaining) [2023-11-26 11:46:15,690 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 12 remaining) [2023-11-26 11:46:15,690 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 12 remaining) [2023-11-26 11:46:15,691 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 12 remaining) [2023-11-26 11:46:15,691 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 12 remaining) [2023-11-26 11:46:15,692 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 12 remaining) [2023-11-26 11:46:15,692 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 12 remaining) [2023-11-26 11:46:15,692 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 12 remaining) [2023-11-26 11:46:15,693 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 12 remaining) [2023-11-26 11:46:15,693 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 12 remaining) [2023-11-26 11:46:15,694 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-26 11:46:15,699 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-26 11:46:15,708 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-26 11:46:15,744 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-26 11:46:15,766 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 11:46:15 BoogieIcfgContainer [2023-11-26 11:46:15,767 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 11:46:15,769 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 11:46:15,769 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 11:46:15,770 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 11:46:15,771 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:46:14" (3/4) ... [2023-11-26 11:46:15,772 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-26 11:46:15,791 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-26 11:46:15,873 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71187af9-9c1a-4ee3-8e25-01783e2408d0/bin/uautomizer-verify-VRDe98Ueme/witness.graphml [2023-11-26 11:46:15,873 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 11:46:15,874 INFO L158 Benchmark]: Toolchain (without parser) took 4476.89ms. Allocated memory is still 157.3MB. Free memory was 110.4MB in the beginning and 110.6MB in the end (delta: -142.9kB). Peak memory consumption was 332.1kB. Max. memory is 16.1GB. [2023-11-26 11:46:15,875 INFO L158 Benchmark]: CDTParser took 1.32ms. Allocated memory is still 111.1MB. Free memory was 87.4MB in the beginning and 87.3MB in the end (delta: 160.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:46:15,876 INFO L158 Benchmark]: CACSL2BoogieTranslator took 926.75ms. Allocated memory is still 157.3MB. Free memory was 110.0MB in the beginning and 126.3MB in the end (delta: -16.4MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. [2023-11-26 11:46:15,877 INFO L158 Benchmark]: Boogie Procedure Inliner took 149.14ms. Allocated memory is still 157.3MB. Free memory was 126.3MB in the beginning and 120.8MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 11:46:15,877 INFO L158 Benchmark]: Boogie Preprocessor took 157.76ms. Allocated memory is still 157.3MB. Free memory was 120.8MB in the beginning and 110.9MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-26 11:46:15,878 INFO L158 Benchmark]: RCFGBuilder took 2192.63ms. Allocated memory is still 157.3MB. Free memory was 110.9MB in the beginning and 101.7MB in the end (delta: 9.2MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. [2023-11-26 11:46:15,878 INFO L158 Benchmark]: TraceAbstraction took 930.70ms. Allocated memory is still 157.3MB. Free memory was 100.8MB in the beginning and 112.7MB in the end (delta: -11.9MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. [2023-11-26 11:46:15,879 INFO L158 Benchmark]: Witness Printer took 104.25ms. Allocated memory is still 157.3MB. Free memory was 112.7MB in the beginning and 110.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 11:46:15,883 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.32ms. Allocated memory is still 111.1MB. Free memory was 87.4MB in the beginning and 87.3MB in the end (delta: 160.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 926.75ms. Allocated memory is still 157.3MB. Free memory was 110.0MB in the beginning and 126.3MB in the end (delta: -16.4MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 149.14ms. Allocated memory is still 157.3MB. Free memory was 126.3MB in the beginning and 120.8MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 157.76ms. Allocated memory is still 157.3MB. Free memory was 120.8MB in the beginning and 110.9MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2192.63ms. Allocated memory is still 157.3MB. Free memory was 110.9MB in the beginning and 101.7MB in the end (delta: 9.2MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. * TraceAbstraction took 930.70ms. Allocated memory is still 157.3MB. Free memory was 100.8MB in the beginning and 112.7MB in the end (delta: -11.9MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. * Witness Printer took 104.25ms. Allocated memory is still 157.3MB. Free memory was 112.7MB in the beginning and 110.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 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: 1151]: integer overflow possible integer overflow possible We found a FailurePath: [L1054] static int init = 1; [L1055] static SSL_METHOD SSLv3_server_data ; [L1055] static SSL_METHOD SSLv3_server_data ; [L1055] static SSL_METHOD SSLv3_server_data ; [L1077] SSL *s ; [L1078] int tmp ; [L1082] s = malloc(sizeof(SSL)) [L1083] s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1084] s->ctx = malloc(sizeof(SSL_CTX)) [L1085] s->session = malloc(sizeof(SSL_SESSION)) [L1087] s->info_callback = (void (*) ()) __VERIFIER_nondet_ulong() [L1088] s->options = __VERIFIER_nondet_ulong() [L1089] s->verify_mode = __VERIFIER_nondet_int() [L1090] EXPR s->session [L1090] (s->session)->peer = (struct x509_st*) __VERIFIER_nondet_ulong() [L1091] EXPR s->s3 [L1091] (s->s3)->tmp.cert_request = __VERIFIER_nondet_int() [L1092] EXPR s->s3 [L1092] (s->s3)->tmp.new_cipher = malloc(sizeof(struct ssl_cipher_st)) [L1093] EXPR s->s3 [L1093] EXPR (s->s3)->tmp.new_cipher [L1093] ((s->s3)->tmp.new_cipher)->algorithms = __VERIFIER_nondet_ulong() [L1094] EXPR s->s3 [L1094] EXPR (s->s3)->tmp.new_cipher [L1094] ((s->s3)->tmp.new_cipher)->algo_strength = __VERIFIER_nondet_ulong() [L1095] COND TRUE __VERIFIER_nondet_int() [L1097] s->cert = (struct cert_st *) 0 VAL [SSLv3_server_data={4:0}, init=1] [L1105] CALL ssl3_accept(s) [L1111] BUF_MEM *buf ; [L1112] unsigned long l ; [L1113] unsigned long Time ; [L1114] unsigned long tmp ; [L1115] void (*cb)() ; [L1116] long num1 ; [L1117] int ret ; [L1118] int new_state ; [L1119] int state ; [L1120] int skip ; [L1121] int got_new_session ; [L1122] int tmp___1 = __VERIFIER_nondet_int() ; [L1123] int tmp___2 = __VERIFIER_nondet_int() ; [L1124] int tmp___3 = __VERIFIER_nondet_int() ; [L1125] int tmp___4 = __VERIFIER_nondet_int() ; [L1126] int tmp___5 = __VERIFIER_nondet_int() ; [L1127] int tmp___6 = __VERIFIER_nondet_int() ; [L1128] int tmp___7 ; [L1129] long tmp___8 = __VERIFIER_nondet_long() ; [L1130] int tmp___9 = __VERIFIER_nondet_int() ; [L1131] int tmp___10 = __VERIFIER_nondet_int() ; [L1132] int blastFlag ; [L1136] s->state = 8464 [L1137] blastFlag = 0 [L1138] s->hit=__VERIFIER_nondet_int () [L1139] s->state = 8464 [L1140] tmp = __VERIFIER_nondet_int() [L1141] Time = tmp [L1142] cb = (void (*)())((void *)0) [L1143] ret = -1 [L1144] skip = 0 [L1145] got_new_session = 0 [L1146] EXPR s->info_callback VAL [SSLv3_server_data={4:0}, init=1] [L1146] COND TRUE (unsigned long )s->info_callback != (unsigned long )((void *)0) [L1147] EXPR s->info_callback [L1147] cb = s->info_callback [L1151] EXPR s->in_handshake VAL [SSLv3_server_data={4:0}, init=1] [L1151] s->in_handshake += 1 VAL [SSLv3_server_data={4:0}, Time=0, blastFlag=0, cb={0:6}, got_new_session=0, init=1, ret=-1, s={-3:0}, s={-3:0}, skip=0, tmp=0, tmp___10=0, tmp___1=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] - UnprovableResult [Line: 1151]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1329]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1329]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1331]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1331]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1429]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1429]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1675]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1675]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1763]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1763]: 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, 188 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, 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=188occurred 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, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 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! [2023-11-26 11:46:15,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71187af9-9c1a-4ee3-8e25-01783e2408d0/bin/uautomizer-verify-VRDe98Ueme/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)