./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_1_alt.BV.c.cil.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_6288579d-54db-410e-b7f5-81df313b3e95/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6288579d-54db-410e-b7f5-81df313b3e95/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6288579d-54db-410e-b7f5-81df313b3e95/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6288579d-54db-410e-b7f5-81df313b3e95/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_1_alt.BV.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6288579d-54db-410e-b7f5-81df313b3e95/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6288579d-54db-410e-b7f5-81df313b3e95/bin/ukojak-verify-Qdu7aM0XO9 --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 830e900f54612ae6f5fdd54a6e852255995dc393df17a5aad189cddec2169dac --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:44:19,431 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:44:19,501 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6288579d-54db-410e-b7f5-81df313b3e95/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 21:44:19,505 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:44:19,506 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:44:19,537 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:44:19,538 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:44:19,539 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:44:19,540 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:44:19,540 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:44:19,541 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:44:19,541 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:44:19,542 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:44:19,542 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:44:19,543 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:44:19,543 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:44:19,544 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:44:19,544 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:44:19,545 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:44:19,545 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:44:19,546 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:44:19,547 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:44:19,547 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:44:19,547 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:44:19,548 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:44:19,548 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:44:19,549 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:44:19,549 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:44:19,549 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:44:19,550 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:44:19,550 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:44:19,551 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:44:19,559 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:44:19,560 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:44:19,560 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:44:19,560 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6288579d-54db-410e-b7f5-81df313b3e95/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6288579d-54db-410e-b7f5-81df313b3e95/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 830e900f54612ae6f5fdd54a6e852255995dc393df17a5aad189cddec2169dac [2023-12-02 21:44:19,784 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:44:19,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:44:19,808 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:44:19,809 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:44:19,810 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:44:19,811 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6288579d-54db-410e-b7f5-81df313b3e95/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/bitvector/s3_srvr_1_alt.BV.c.cil.c [2023-12-02 21:44:22,536 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:44:22,751 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:44:22,751 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6288579d-54db-410e-b7f5-81df313b3e95/sv-benchmarks/c/bitvector/s3_srvr_1_alt.BV.c.cil.c [2023-12-02 21:44:22,765 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6288579d-54db-410e-b7f5-81df313b3e95/bin/ukojak-verify-Qdu7aM0XO9/data/792bad014/f0acfb002f4f4c1abf21d639238ff50e/FLAGb23ec337e [2023-12-02 21:44:22,779 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6288579d-54db-410e-b7f5-81df313b3e95/bin/ukojak-verify-Qdu7aM0XO9/data/792bad014/f0acfb002f4f4c1abf21d639238ff50e [2023-12-02 21:44:22,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:44:22,783 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:44:22,784 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:44:22,785 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:44:22,790 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:44:22,790 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:44:22" (1/1) ... [2023-12-02 21:44:22,792 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d45402 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:44:22, skipping insertion in model container [2023-12-02 21:44:22,792 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:44:22" (1/1) ... [2023-12-02 21:44:22,844 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:44:23,029 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:44:23,038 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:44:23,094 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:44:23,107 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:44:23,107 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:44:23 WrapperNode [2023-12-02 21:44:23,107 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:44:23,109 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:44:23,109 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:44:23,109 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:44:23,117 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:44:23" (1/1) ... [2023-12-02 21:44:23,128 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:44:23" (1/1) ... [2023-12-02 21:44:23,162 INFO L138 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 702 [2023-12-02 21:44:23,162 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:44:23,163 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:44:23,163 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:44:23,163 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:44:23,170 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:44:23" (1/1) ... [2023-12-02 21:44:23,170 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:44:23" (1/1) ... [2023-12-02 21:44:23,174 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:44:23" (1/1) ... [2023-12-02 21:44:23,174 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:44:23" (1/1) ... [2023-12-02 21:44:23,183 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:44:23" (1/1) ... [2023-12-02 21:44:23,190 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:44:23" (1/1) ... [2023-12-02 21:44:23,192 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:44:23" (1/1) ... [2023-12-02 21:44:23,194 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:44:23" (1/1) ... [2023-12-02 21:44:23,198 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:44:23,199 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:44:23,199 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:44:23,199 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:44:23,200 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:44:23" (1/1) ... [2023-12-02 21:44:23,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:44:23,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6288579d-54db-410e-b7f5-81df313b3e95/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:44:23,231 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6288579d-54db-410e-b7f5-81df313b3e95/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:44:23,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6288579d-54db-410e-b7f5-81df313b3e95/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:44:23,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:44:23,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:44:23,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:44:23,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:44:23,379 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:44:23,381 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:44:23,404 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-12-02 21:44:24,024 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##104: assume false; [2023-12-02 21:44:24,024 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##105: assume !false; [2023-12-02 21:44:24,024 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:44:24,222 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:44:24,223 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:44:24,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:44:24 BoogieIcfgContainer [2023-12-02 21:44:24,224 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:44:24,225 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:44:24,225 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:44:24,236 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:44:24,236 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:44:24" (1/1) ... [2023-12-02 21:44:24,245 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:44:24,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:24,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 140 states and 220 transitions. [2023-12-02 21:44:24,299 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 220 transitions. [2023-12-02 21:44:24,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-02 21:44:24,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:24,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:24,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:24,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:44:24,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:24,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 139 states and 219 transitions. [2023-12-02 21:44:24,548 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 219 transitions. [2023-12-02 21:44:24,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 21:44:24,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:24,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:24,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:44:24,577 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:44:24,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:44:24,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:44:24,703 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:44:24,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:44:24,746 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-02 21:44:24,780 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:44:24 ImpRootNode [2023-12-02 21:44:24,780 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 21:44:24,781 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 21:44:24,781 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 21:44:24,781 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 21:44:24,782 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:44:24" (3/4) ... [2023-12-02 21:44:24,783 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-12-02 21:44:24,840 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6288579d-54db-410e-b7f5-81df313b3e95/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 21:44:24,841 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 21:44:24,841 INFO L158 Benchmark]: Toolchain (without parser) took 2058.40ms. Allocated memory is still 165.7MB. Free memory was 134.7MB in the beginning and 122.9MB in the end (delta: 11.9MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2023-12-02 21:44:24,842 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 111.1MB. Free memory is still 78.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:44:24,842 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.49ms. Allocated memory is still 165.7MB. Free memory was 134.7MB in the beginning and 118.0MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 21:44:24,843 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.38ms. Allocated memory is still 165.7MB. Free memory was 118.0MB in the beginning and 114.5MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 21:44:24,843 INFO L158 Benchmark]: Boogie Preprocessor took 35.63ms. Allocated memory is still 165.7MB. Free memory was 114.5MB in the beginning and 111.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:44:24,843 INFO L158 Benchmark]: RCFGBuilder took 1025.74ms. Allocated memory is still 165.7MB. Free memory was 111.7MB in the beginning and 83.0MB in the end (delta: 28.7MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-12-02 21:44:24,844 INFO L158 Benchmark]: CodeCheck took 555.17ms. Allocated memory is still 165.7MB. Free memory was 83.0MB in the beginning and 126.0MB in the end (delta: -43.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:44:24,844 INFO L158 Benchmark]: Witness Printer took 59.52ms. Allocated memory is still 165.7MB. Free memory was 126.0MB in the beginning and 122.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:44:24,846 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 140 locations, 16 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 0 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 1 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 99]: integer overflow possible integer overflow possible We found a FailurePath: [L699] int s ; [L700] int tmp ; [L704] s = 8464 [L705] CALL ssl3_accept(s) [L24] int s__info_callback = __VERIFIER_nondet_int(); [L25] int s__in_handshake = __VERIFIER_nondet_int(); [L26] int s__state ; [L27] int s__new_session ; [L28] int s__server ; [L29] int s__version = __VERIFIER_nondet_int(); [L30] int s__type ; [L31] int s__init_num ; [L32] int s__hit = __VERIFIER_nondet_int(); [L33] int s__rwstate ; [L34] int s__init_buf___0 = __VERIFIER_nondet_int(); [L35] int s__debug = __VERIFIER_nondet_int(); [L36] int s__shutdown ; [L37] int s__cert = __VERIFIER_nondet_int(); [L38] int s__options = __VERIFIER_nondet_int(); [L39] int s__verify_mode = __VERIFIER_nondet_int(); [L40] int s__session__peer = __VERIFIER_nondet_int(); [L41] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int(); [L42] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L43] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int(); [L44] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int(); [L45] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int(); [L46] int s__s3__tmp__cert_request ; [L47] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L48] int s__s3__tmp__use_rsa_tmp ; [L49] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L50] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L51] int s__s3__tmp__next_state___0 ; [L52] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int(); [L53] int s__session__cipher ; [L54] int buf = __VERIFIER_nondet_int(); [L55] unsigned long l ; [L56] unsigned long Time ; [L57] unsigned long tmp = __VERIFIER_nondet_ulong(); [L58] int cb ; [L59] long num1 ; [L60] int ret ; [L61] int new_state ; [L62] int state ; [L63] int skip ; [L64] int got_new_session ; [L65] int tmp___1 = __VERIFIER_nondet_int(); [L66] int tmp___2 = __VERIFIER_nondet_int(); [L67] int tmp___3 ; [L68] int tmp___4 ; [L69] int tmp___5 ; [L70] int tmp___6 ; [L71] int tmp___7 ; [L72] long tmp___8 = __VERIFIER_nondet_long(); [L73] int tmp___9 ; [L74] int tmp___10 ; [L75] int blastFlag ; [L76] int ag_X = __VERIFIER_nondet_int(); [L77] int ag_Y = __VERIFIER_nondet_int(); [L78] int ag_Z = __VERIFIER_nondet_int(); [L79] int __retres70 ; [L81] CALL assume_abort_if_not(ag_Z!=0) [L11] COND FALSE !(!cond) [L81] RET assume_abort_if_not(ag_Z!=0) [L83] s__state = initial_state [L84] blastFlag = 0 [L85] Time = tmp [L86] cb = 0 [L87] ret = -1 [L88] skip = 0 [L89] got_new_session = 0 [L90] COND TRUE s__info_callback != 0 [L91] cb = s__info_callback VAL [Time=4, \old(initial_state)=8464, ag_X=0, ag_Y=0, ag_Z=-1, blastFlag=0, buf=0, cb=-1, got_new_session=0, initial_state=8464, ret=-1, s__cert=0, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=-1, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=2147483647, s__info_callback=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, tmp=4, tmp___1=0, tmp___2=0, tmp___8=0] [L99] s__in_handshake + 1 VAL [Time=4, \old(initial_state)=8464, ag_X=0, ag_Y=0, ag_Z=-1, blastFlag=0, buf=0, cb=-1, got_new_session=0, initial_state=8464, ret=-1, s__cert=0, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=-1, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=2147483647, s__info_callback=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, tmp=4, tmp___1=0, tmp___2=0, tmp___8=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 111.1MB. Free memory is still 78.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.49ms. Allocated memory is still 165.7MB. Free memory was 134.7MB in the beginning and 118.0MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.38ms. Allocated memory is still 165.7MB. Free memory was 118.0MB in the beginning and 114.5MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.63ms. Allocated memory is still 165.7MB. Free memory was 114.5MB in the beginning and 111.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1025.74ms. Allocated memory is still 165.7MB. Free memory was 111.7MB in the beginning and 83.0MB in the end (delta: 28.7MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * CodeCheck took 555.17ms. Allocated memory is still 165.7MB. Free memory was 83.0MB in the beginning and 126.0MB in the end (delta: -43.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 59.52ms. Allocated memory is still 165.7MB. Free memory was 126.0MB in the beginning and 122.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2023-12-02 21:44:24,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6288579d-54db-410e-b7f5-81df313b3e95/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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)