./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_clnt_1.BV.c.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_b065dfdb-d537-4a8f-8ea1-ce2a30409713/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b065dfdb-d537-4a8f-8ea1-ce2a30409713/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b065dfdb-d537-4a8f-8ea1-ce2a30409713/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b065dfdb-d537-4a8f-8ea1-ce2a30409713/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_1.BV.c.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b065dfdb-d537-4a8f-8ea1-ce2a30409713/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b065dfdb-d537-4a8f-8ea1-ce2a30409713/bin/ukojak-verify-G8NBE6pJGL --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 7240b4a616bbd5a6447a6e03209b9158e2a4b337a269ec79ea95845f8de6a0b8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:47:31,651 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:47:31,750 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b065dfdb-d537-4a8f-8ea1-ce2a30409713/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:47:31,757 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:47:31,758 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:47:31,801 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:47:31,802 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:47:31,803 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:47:31,807 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:47:31,812 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:47:31,812 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:47:31,813 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:47:31,813 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:47:31,815 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:47:31,815 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:47:31,816 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:47:31,816 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:47:31,817 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:47:31,817 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:47:31,818 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:47:31,818 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:47:31,819 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:47:31,819 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:47:31,820 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:47:31,820 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:47:31,821 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:47:31,821 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:47:31,822 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:47:31,822 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:31,823 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:47:31,824 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:47:31,825 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:47:31,825 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:47:31,825 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:47:31,825 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:47:31,826 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_b065dfdb-d537-4a8f-8ea1-ce2a30409713/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b065dfdb-d537-4a8f-8ea1-ce2a30409713/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7240b4a616bbd5a6447a6e03209b9158e2a4b337a269ec79ea95845f8de6a0b8 [2023-11-19 02:47:32,109 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:47:32,140 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:47:32,143 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:47:32,144 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:47:32,156 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:47:32,157 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b065dfdb-d537-4a8f-8ea1-ce2a30409713/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/bitvector/s3_clnt_1.BV.c.cil-2.c [2023-11-19 02:47:35,219 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:47:35,422 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:47:35,423 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b065dfdb-d537-4a8f-8ea1-ce2a30409713/sv-benchmarks/c/bitvector/s3_clnt_1.BV.c.cil-2.c [2023-11-19 02:47:35,436 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b065dfdb-d537-4a8f-8ea1-ce2a30409713/bin/ukojak-verify-G8NBE6pJGL/data/326cd9b0e/600b4f9bf5524d05996809d45f53e4a5/FLAG2c45042b2 [2023-11-19 02:47:35,451 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b065dfdb-d537-4a8f-8ea1-ce2a30409713/bin/ukojak-verify-G8NBE6pJGL/data/326cd9b0e/600b4f9bf5524d05996809d45f53e4a5 [2023-11-19 02:47:35,454 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:47:35,455 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:47:35,457 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:35,457 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:47:35,462 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:47:35,463 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:35" (1/1) ... [2023-11-19 02:47:35,464 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6968c01c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35, skipping insertion in model container [2023-11-19 02:47:35,465 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:35" (1/1) ... [2023-11-19 02:47:35,515 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:47:35,833 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:35,856 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:47:35,928 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:35,943 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:47:35,943 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35 WrapperNode [2023-11-19 02:47:35,943 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:35,945 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:35,945 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:47:35,945 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:47:35,953 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2023-11-19 02:47:35,974 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2023-11-19 02:47:36,043 INFO L138 Inliner]: procedures = 13, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 599 [2023-11-19 02:47:36,044 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:36,045 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:47:36,046 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:47:36,046 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:47:36,057 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2023-11-19 02:47:36,057 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2023-11-19 02:47:36,062 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2023-11-19 02:47:36,063 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2023-11-19 02:47:36,090 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2023-11-19 02:47:36,098 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2023-11-19 02:47:36,101 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2023-11-19 02:47:36,104 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2023-11-19 02:47:36,108 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:47:36,109 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:47:36,110 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:47:36,110 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:47:36,111 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2023-11-19 02:47:36,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:36,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b065dfdb-d537-4a8f-8ea1-ce2a30409713/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:47:36,145 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b065dfdb-d537-4a8f-8ea1-ce2a30409713/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:47:36,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b065dfdb-d537-4a8f-8ea1-ce2a30409713/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:47:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:47:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:47:36,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:47:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:47:36,330 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:47:36,333 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:47:36,368 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-19 02:47:37,059 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##97: assume !false; [2023-11-19 02:47:37,059 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##96: assume false; [2023-11-19 02:47:37,060 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:47:37,247 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:47:37,247 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:47:37,253 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:37 BoogieIcfgContainer [2023-11-19 02:47:37,254 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:47:37,255 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:47:37,255 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:47:37,267 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:47:37,267 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:37" (1/1) ... [2023-11-19 02:47:37,278 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:47:37,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:37,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 142 states and 208 transitions. [2023-11-19 02:47:37,350 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 208 transitions. [2023-11-19 02:47:37,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 02:47:37,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:37,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:37,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:37,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:37,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:37,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 141 states and 207 transitions. [2023-11-19 02:47:37,724 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 207 transitions. [2023-11-19 02:47:37,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:47:37,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:37,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:37,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:47:37,748 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:47:37,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:47:37,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:47:37,877 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:47:37,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:47:37,943 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 02:47:37,999 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:47:37 ImpRootNode [2023-11-19 02:47:37,999 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:47:38,000 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:47:38,000 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:47:38,001 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:47:38,001 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:37" (3/4) ... [2023-11-19 02:47:38,002 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 02:47:38,067 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b065dfdb-d537-4a8f-8ea1-ce2a30409713/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 02:47:38,067 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:47:38,068 INFO L158 Benchmark]: Toolchain (without parser) took 2612.56ms. Allocated memory was 138.4MB in the beginning and 169.9MB in the end (delta: 31.5MB). Free memory was 76.2MB in the beginning and 126.1MB in the end (delta: -49.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:47:38,068 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 138.4MB. Free memory is still 112.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:47:38,069 INFO L158 Benchmark]: CACSL2BoogieTranslator took 486.90ms. Allocated memory was 138.4MB in the beginning and 169.9MB in the end (delta: 31.5MB). Free memory was 76.0MB in the beginning and 137.2MB in the end (delta: -61.3MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2023-11-19 02:47:38,069 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.07ms. Allocated memory is still 169.9MB. Free memory was 137.2MB in the beginning and 134.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:47:38,070 INFO L158 Benchmark]: Boogie Preprocessor took 63.19ms. Allocated memory is still 169.9MB. Free memory was 134.3MB in the beginning and 132.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:47:38,070 INFO L158 Benchmark]: RCFGBuilder took 1144.68ms. Allocated memory is still 169.9MB. Free memory was 132.2MB in the beginning and 135.7MB in the end (delta: -3.5MB). Peak memory consumption was 65.3MB. Max. memory is 16.1GB. [2023-11-19 02:47:38,071 INFO L158 Benchmark]: CodeCheck took 744.74ms. Allocated memory is still 169.9MB. Free memory was 135.7MB in the beginning and 128.2MB in the end (delta: 7.5MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2023-11-19 02:47:38,071 INFO L158 Benchmark]: Witness Printer took 67.18ms. Allocated memory is still 169.9MB. Free memory was 128.2MB in the beginning and 126.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:47:38,074 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, 142 locations, 26 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, 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, 0.2s 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: 96]: integer overflow possible integer overflow possible We found a FailurePath: [L637] int __retres1 ; [L641] CALL ssl3_connect() [L18] int s__info_callback = __VERIFIER_nondet_int(); [L19] int s__in_handshake = __VERIFIER_nondet_int(); [L20] int s__state ; [L21] int s__new_session ; [L22] int s__server ; [L23] int s__version = __VERIFIER_nondet_int(); [L24] int s__type ; [L25] int s__init_num ; [L26] int s__bbio = __VERIFIER_nondet_int(); [L27] int s__wbio = __VERIFIER_nondet_int(); [L28] int s__hit = __VERIFIER_nondet_int(); [L29] int s__rwstate ; [L30] int s__init_buf___0 = __VERIFIER_nondet_int(); [L31] int s__debug = __VERIFIER_nondet_int(); [L32] int s__shutdown ; [L33] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L34] int s__ctx__stats__sess_connect_renegotiate = __VERIFIER_nondet_int(); [L35] int s__ctx__stats__sess_connect = __VERIFIER_nondet_int(); [L36] int s__ctx__stats__sess_hit = __VERIFIER_nondet_int(); [L37] int s__ctx__stats__sess_connect_good = __VERIFIER_nondet_int(); [L38] int s__s3__change_cipher_spec ; [L39] int s__s3__flags = __VERIFIER_nondet_int(); [L40] int s__s3__delay_buf_pop_ret ; [L41] int s__s3__tmp__cert_req = __VERIFIER_nondet_int(); [L42] int s__s3__tmp__new_compression = __VERIFIER_nondet_int(); [L43] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L44] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L45] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L46] int s__s3__tmp__next_state___0 ; [L47] int s__s3__tmp__new_compression__id = __VERIFIER_nondet_int(); [L48] int s__session__cipher ; [L49] int s__session__compress_meth ; [L50] int buf ; [L51] unsigned long tmp ; [L52] unsigned long l ; [L53] int num1 = __VERIFIER_nondet_int(); [L54] int cb ; [L55] int ret ; [L56] int new_state ; [L57] int state ; [L58] int skip ; [L59] int tmp___0 ; [L60] int tmp___1 ; [L61] int tmp___2 ; [L62] int tmp___3 ; [L63] int tmp___4 ; [L64] int tmp___5 ; [L65] int tmp___6 = __VERIFIER_nondet_int(); [L66] int tmp___7 = __VERIFIER_nondet_int(); [L67] int tmp___8 = __VERIFIER_nondet_int(); [L68] int tmp___9 = __VERIFIER_nondet_int(); [L69] int blastFlag ; [L70] int ag_X ; [L71] int ag_Y ; [L72] int ag_Z = __VERIFIER_nondet_int(); [L73] unsigned int ag_V ; [L74] unsigned int ag_W ; [L75] int __retres62 ; [L78] ag_V = 2U [L79] ag_W = 5U [L80] s__state = 12292 [L81] blastFlag = 0 [L82] tmp = __VERIFIER_nondet_int() [L83] cb = 0 [L84] ret = -1 [L85] skip = 0 [L86] tmp___0 = 0 [L87] COND TRUE s__info_callback != 0 [L88] cb = s__info_callback VAL [ag_V=2, ag_W=5, ag_Z=0, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_good=0, s__ctx__stats__sess_connect_renegotiate=0, s__ctx__stats__sess_hit=0, s__debug=0, s__hit=0, s__in_handshake=2147483647, s__info_callback=1, s__init_buf___0=0, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=0, s__state=12292, s__version=0, s__wbio=0, skip=0, tmp=0, tmp___0=0, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L96] s__in_handshake + 1 VAL [ag_V=2, ag_W=5, ag_Z=0, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_good=0, s__ctx__stats__sess_connect_renegotiate=0, s__ctx__stats__sess_hit=0, s__debug=0, s__hit=0, s__in_handshake=2147483647, s__info_callback=1, s__init_buf___0=0, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=0, s__state=12292, s__version=0, s__wbio=0, skip=0, tmp=0, tmp___0=0, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 138.4MB. Free memory is still 112.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 486.90ms. Allocated memory was 138.4MB in the beginning and 169.9MB in the end (delta: 31.5MB). Free memory was 76.0MB in the beginning and 137.2MB in the end (delta: -61.3MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.07ms. Allocated memory is still 169.9MB. Free memory was 137.2MB in the beginning and 134.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.19ms. Allocated memory is still 169.9MB. Free memory was 134.3MB in the beginning and 132.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1144.68ms. Allocated memory is still 169.9MB. Free memory was 132.2MB in the beginning and 135.7MB in the end (delta: -3.5MB). Peak memory consumption was 65.3MB. Max. memory is 16.1GB. * CodeCheck took 744.74ms. Allocated memory is still 169.9MB. Free memory was 135.7MB in the beginning and 128.2MB in the end (delta: 7.5MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Witness Printer took 67.18ms. Allocated memory is still 169.9MB. Free memory was 128.2MB in the beginning and 126.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2023-11-19 02:47:38,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b065dfdb-d537-4a8f-8ea1-ce2a30409713/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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)