./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db4f7ade-f5ff-4b6b-8a4c-d6483b7f8004/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db4f7ade-f5ff-4b6b-8a4c-d6483b7f8004/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db4f7ade-f5ff-4b6b-8a4c-d6483b7f8004/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db4f7ade-f5ff-4b6b-8a4c-d6483b7f8004/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db4f7ade-f5ff-4b6b-8a4c-d6483b7f8004/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db4f7ade-f5ff-4b6b-8a4c-d6483b7f8004/bin/ukojak-verify-ENZ3QT5qd3 --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 053ed37729093871c2c498497e190e53b613cb8aee6f9e8241abee9e3eadcf24 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:21:33,698 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:21:33,793 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db4f7ade-f5ff-4b6b-8a4c-d6483b7f8004/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 05:21:33,798 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:21:33,798 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:21:33,834 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:21:33,835 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:21:33,835 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:21:33,835 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:21:33,836 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:21:33,837 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:21:33,838 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:21:33,838 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 05:21:33,838 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:21:33,839 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 05:21:33,839 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:21:33,839 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:21:33,839 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:21:33,840 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:21:33,840 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 05:21:33,840 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 05:21:33,840 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 05:21:33,840 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:21:33,840 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:21:33,840 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:21:33,840 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:21:33,840 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:21:33,841 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:21:33,841 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:21:33,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:21:33,841 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:21:33,841 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:21:33,842 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:21:33,842 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:21:33,842 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:21:33,842 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_db4f7ade-f5ff-4b6b-8a4c-d6483b7f8004/bin/ukojak-verify-ENZ3QT5qd3 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 -> 053ed37729093871c2c498497e190e53b613cb8aee6f9e8241abee9e3eadcf24 [2024-11-25 05:21:34,191 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:21:34,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:21:34,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:21:34,205 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:21:34,205 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:21:34,207 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db4f7ade-f5ff-4b6b-8a4c-d6483b7f8004/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c [2024-11-25 05:21:37,236 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db4f7ade-f5ff-4b6b-8a4c-d6483b7f8004/bin/ukojak-verify-ENZ3QT5qd3/data/c3f1015a7/e08ce97a99954f20a97ff653aa3c4789/FLAGb4d7f54b2 [2024-11-25 05:21:37,605 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:21:37,606 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db4f7ade-f5ff-4b6b-8a4c-d6483b7f8004/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c [2024-11-25 05:21:37,641 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db4f7ade-f5ff-4b6b-8a4c-d6483b7f8004/bin/ukojak-verify-ENZ3QT5qd3/data/c3f1015a7/e08ce97a99954f20a97ff653aa3c4789/FLAGb4d7f54b2 [2024-11-25 05:21:37,683 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db4f7ade-f5ff-4b6b-8a4c-d6483b7f8004/bin/ukojak-verify-ENZ3QT5qd3/data/c3f1015a7/e08ce97a99954f20a97ff653aa3c4789 [2024-11-25 05:21:37,700 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:21:37,701 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:21:37,703 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:21:37,704 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:21:37,711 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:21:37,712 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:21:37" (1/1) ... [2024-11-25 05:21:37,715 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@477a22bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:37, skipping insertion in model container [2024-11-25 05:21:37,716 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:21:37" (1/1) ... [2024-11-25 05:21:37,748 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:21:38,061 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:21:38,071 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:21:38,125 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:21:38,140 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:21:38,141 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:38 WrapperNode [2024-11-25 05:21:38,141 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:21:38,142 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:21:38,142 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:21:38,142 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:21:38,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:38" (1/1) ... [2024-11-25 05:21:38,159 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:38" (1/1) ... [2024-11-25 05:21:38,218 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 530 [2024-11-25 05:21:38,220 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:21:38,221 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:21:38,225 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:21:38,225 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:21:38,237 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:38" (1/1) ... [2024-11-25 05:21:38,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:38" (1/1) ... [2024-11-25 05:21:38,244 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:38" (1/1) ... [2024-11-25 05:21:38,244 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:38" (1/1) ... [2024-11-25 05:21:38,251 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:38" (1/1) ... [2024-11-25 05:21:38,253 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:38" (1/1) ... [2024-11-25 05:21:38,259 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:38" (1/1) ... [2024-11-25 05:21:38,261 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:38" (1/1) ... [2024-11-25 05:21:38,263 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:38" (1/1) ... [2024-11-25 05:21:38,266 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:21:38,267 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:21:38,267 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:21:38,268 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:21:38,269 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:38" (1/1) ... [2024-11-25 05:21:38,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:21:38,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db4f7ade-f5ff-4b6b-8a4c-d6483b7f8004/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:21:38,313 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db4f7ade-f5ff-4b6b-8a4c-d6483b7f8004/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:21:38,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db4f7ade-f5ff-4b6b-8a4c-d6483b7f8004/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:21:38,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:21:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 05:21:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:21:38,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:21:38,478 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:21:38,480 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:21:38,500 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-25 05:21:39,314 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume false; [2024-11-25 05:21:39,315 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume !false; [2024-11-25 05:21:39,386 INFO L? ?]: Removed 125 outVars from TransFormulas that were not future-live. [2024-11-25 05:21:39,386 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:21:39,766 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:21:39,766 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 05:21:39,767 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:21:39 BoogieIcfgContainer [2024-11-25 05:21:39,767 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:21:39,768 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:21:39,768 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:21:39,780 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:21:39,780 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:21:39" (1/1) ... [2024-11-25 05:21:39,792 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:21:39,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:21:39,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 86 states and 147 transitions. [2024-11-25 05:21:39,868 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 147 transitions. [2024-11-25 05:21:39,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 05:21:39,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:21:39,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:21:40,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:21:40,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:21:40,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:21:40,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 88 states and 148 transitions. [2024-11-25 05:21:40,244 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 148 transitions. [2024-11-25 05:21:40,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 05:21:40,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:21:40,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:21:40,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:21:40,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 05:21:40,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:21:40,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 87 states and 147 transitions. [2024-11-25 05:21:40,478 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 147 transitions. [2024-11-25 05:21:40,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 05:21:40,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:21:40,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:21:40,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:21:40,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 05:21:40,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:21:40,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 86 states and 146 transitions. [2024-11-25 05:21:40,685 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 146 transitions. [2024-11-25 05:21:40,686 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 05:21:40,686 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-25 05:21:40,702 INFO L726 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2024-11-25 05:21:40,793 INFO L77 FloydHoareUtils]: At program point L367(lines 367 371) the Hoare annotation is: true [2024-11-25 05:21:40,793 INFO L77 FloydHoareUtils]: At program point L235(lines 235 252) the Hoare annotation is: true [2024-11-25 05:21:40,793 INFO L77 FloydHoareUtils]: At program point L202(lines 202 551) the Hoare annotation is: true [2024-11-25 05:21:40,793 INFO L77 FloydHoareUtils]: At program point L169(lines 169 562) the Hoare annotation is: true [2024-11-25 05:21:40,794 INFO L77 FloydHoareUtils]: At program point L235-2(lines 213 545) the Hoare annotation is: true [2024-11-25 05:21:40,794 INFO L77 FloydHoareUtils]: At program point L136(lines 136 573) the Hoare annotation is: true [2024-11-25 05:21:40,794 INFO L77 FloydHoareUtils]: At program point L501-1(lines 501 513) the Hoare annotation is: true [2024-11-25 05:21:40,794 INFO L77 FloydHoareUtils]: At program point L435(lines 435 439) the Hoare annotation is: true [2024-11-25 05:21:40,794 INFO L77 FloydHoareUtils]: At program point L237(lines 237 242) the Hoare annotation is: true [2024-11-25 05:21:40,795 INFO L77 FloydHoareUtils]: At program point L205(lines 205 550) the Hoare annotation is: true [2024-11-25 05:21:40,795 INFO L77 FloydHoareUtils]: At program point L172(lines 172 561) the Hoare annotation is: true [2024-11-25 05:21:40,795 INFO L77 FloydHoareUtils]: At program point L139(lines 139 572) the Hoare annotation is: true [2024-11-25 05:21:40,796 INFO L77 FloydHoareUtils]: At program point L504(lines 504 509) the Hoare annotation is: true [2024-11-25 05:21:40,796 INFO L77 FloydHoareUtils]: At program point L273-2(lines 213 545) the Hoare annotation is: true [2024-11-25 05:21:40,796 INFO L77 FloydHoareUtils]: At program point ssl3_connect_switch_1_4433#1(lines 213 545) the Hoare annotation is: true [2024-11-25 05:21:40,796 INFO L77 FloydHoareUtils]: At program point L406(lines 406 410) the Hoare annotation is: true [2024-11-25 05:21:40,796 INFO L77 FloydHoareUtils]: At program point L340-2(lines 213 545) the Hoare annotation is: true [2024-11-25 05:21:40,796 INFO L77 FloydHoareUtils]: At program point L175(lines 175 560) the Hoare annotation is: true [2024-11-25 05:21:40,796 INFO L77 FloydHoareUtils]: At program point L142(lines 142 571) the Hoare annotation is: true [2024-11-25 05:21:40,796 INFO L77 FloydHoareUtils]: At program point L109-1(lines 109 612) the Hoare annotation is: true [2024-11-25 05:21:40,797 INFO L77 FloydHoareUtils]: At program point ssl3_connect_switch_1_4417#1(lines 213 545) the Hoare annotation is: true [2024-11-25 05:21:40,797 INFO L77 FloydHoareUtils]: At program point L243(lines 243 248) the Hoare annotation is: true [2024-11-25 05:21:40,797 INFO L77 FloydHoareUtils]: At program point L178(lines 178 559) the Hoare annotation is: true [2024-11-25 05:21:40,797 INFO L77 FloydHoareUtils]: At program point L145(lines 145 570) the Hoare annotation is: true [2024-11-25 05:21:40,797 INFO L77 FloydHoareUtils]: At program point L112(lines 112 581) the Hoare annotation is: true [2024-11-25 05:21:40,798 INFO L77 FloydHoareUtils]: At program point L443-2(lines 213 545) the Hoare annotation is: true [2024-11-25 05:21:40,798 INFO L77 FloydHoareUtils]: At program point ssl3_connect_switch_1_4481#1(lines 213 545) the Hoare annotation is: true [2024-11-25 05:21:40,799 INFO L77 FloydHoareUtils]: At program point L378(lines 378 382) the Hoare annotation is: true [2024-11-25 05:21:40,799 INFO L77 FloydHoareUtils]: At program point ssl3_connect_switch_1_4513#1(lines 213 545) the Hoare annotation is: true [2024-11-25 05:21:40,799 INFO L77 FloydHoareUtils]: At program point L181(lines 181 558) the Hoare annotation is: true [2024-11-25 05:21:40,799 INFO L77 FloydHoareUtils]: At program point L148(lines 148 569) the Hoare annotation is: true [2024-11-25 05:21:40,799 INFO L77 FloydHoareUtils]: At program point L115(lines 115 580) the Hoare annotation is: true [2024-11-25 05:21:40,799 INFO L77 FloydHoareUtils]: At program point ssl3_connect_switch_1_4449#1(lines 213 545) the Hoare annotation is: true [2024-11-25 05:21:40,800 INFO L77 FloydHoareUtils]: At program point L613(lines 76 630) the Hoare annotation is: true [2024-11-25 05:21:40,800 INFO L77 FloydHoareUtils]: At program point L184(lines 184 557) the Hoare annotation is: true [2024-11-25 05:21:40,800 INFO L77 FloydHoareUtils]: At program point L151(lines 151 568) the Hoare annotation is: true [2024-11-25 05:21:40,800 INFO L77 FloydHoareUtils]: At program point L118(lines 118 579) the Hoare annotation is: true [2024-11-25 05:21:40,800 INFO L77 FloydHoareUtils]: At program point ssl3_connect_switch_1_4497#1(lines 213 545) the Hoare annotation is: true [2024-11-25 05:21:40,801 INFO L77 FloydHoareUtils]: At program point L284(line 284) the Hoare annotation is: (and (<= |ULTIMATE.start_ssl3_connect_~s__state~0#1| 4384) (<= 4384 |ULTIMATE.start_ssl3_connect_~s__state~0#1|)) [2024-11-25 05:21:40,801 INFO L77 FloydHoareUtils]: At program point L284-1(line 284) the Hoare annotation is: (<= |ULTIMATE.start_ssl3_connect_~s__state~0#1| 4384) [2024-11-25 05:21:40,801 INFO L77 FloydHoareUtils]: At program point L218(lines 213 545) the Hoare annotation is: true [2024-11-25 05:21:40,801 INFO L77 FloydHoareUtils]: At program point ssl3_connect_switch_1_4561#1(lines 213 545) the Hoare annotation is: true [2024-11-25 05:21:40,801 INFO L77 FloydHoareUtils]: At program point L582(lines 582 610) the Hoare annotation is: true [2024-11-25 05:21:40,802 INFO L77 FloydHoareUtils]: At program point L583(lines 583 607) the Hoare annotation is: true [2024-11-25 05:21:40,802 INFO L77 FloydHoareUtils]: At program point L352(lines 352 357) the Hoare annotation is: true [2024-11-25 05:21:40,802 INFO L77 FloydHoareUtils]: At program point L319-1(lines 319 333) the Hoare annotation is: true [2024-11-25 05:21:40,802 INFO L77 FloydHoareUtils]: At program point L187(lines 187 556) the Hoare annotation is: true [2024-11-25 05:21:40,802 INFO L77 FloydHoareUtils]: At program point L154(lines 154 567) the Hoare annotation is: true [2024-11-25 05:21:40,802 INFO L77 FloydHoareUtils]: At program point L121(lines 121 578) the Hoare annotation is: true [2024-11-25 05:21:40,802 INFO L77 FloydHoareUtils]: At program point L584(lines 584 593) the Hoare annotation is: true [2024-11-25 05:21:40,802 INFO L77 FloydHoareUtils]: At program point L584-2(lines 583 605) the Hoare annotation is: true [2024-11-25 05:21:40,802 INFO L77 FloydHoareUtils]: At program point ssl3_connect_switch_1_4529#1(lines 213 545) the Hoare annotation is: true [2024-11-25 05:21:40,802 INFO L77 FloydHoareUtils]: At program point L586(lines 586 590) the Hoare annotation is: true [2024-11-25 05:21:40,804 INFO L77 FloydHoareUtils]: At program point L454(lines 454 459) the Hoare annotation is: true [2024-11-25 05:21:40,804 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-25 05:21:40,804 INFO L77 FloydHoareUtils]: At program point L190(lines 190 555) the Hoare annotation is: true [2024-11-25 05:21:40,804 INFO L77 FloydHoareUtils]: At program point L157(lines 157 566) the Hoare annotation is: true [2024-11-25 05:21:40,804 INFO L77 FloydHoareUtils]: At program point L223-2(lines 213 545) the Hoare annotation is: true [2024-11-25 05:21:40,804 INFO L77 FloydHoareUtils]: At program point L124(lines 124 577) the Hoare annotation is: true [2024-11-25 05:21:40,804 INFO L77 FloydHoareUtils]: At program point ssl3_connect_switch_1_4385#1(lines 213 545) the Hoare annotation is: true [2024-11-25 05:21:40,804 INFO L77 FloydHoareUtils]: At program point $Ultimate##192(lines 501 513) the Hoare annotation is: true [2024-11-25 05:21:40,804 INFO L77 FloydHoareUtils]: At program point L488(lines 488 492) the Hoare annotation is: true [2024-11-25 05:21:40,804 INFO L77 FloydHoareUtils]: At program point L323-2(lines 321 333) the Hoare annotation is: true [2024-11-25 05:21:40,804 INFO L77 FloydHoareUtils]: At program point L423(lines 423 427) the Hoare annotation is: true [2024-11-25 05:21:40,804 INFO L77 FloydHoareUtils]: At program point ssl3_connect_switch_1_4369#1(lines 213 545) the Hoare annotation is: true [2024-11-25 05:21:40,804 INFO L77 FloydHoareUtils]: At program point $Ultimate##137(lines 319 333) the Hoare annotation is: true [2024-11-25 05:21:40,805 INFO L77 FloydHoareUtils]: At program point L259(lines 259 264) the Hoare annotation is: true [2024-11-25 05:21:40,805 INFO L77 FloydHoareUtils]: At program point L193(lines 193 554) the Hoare annotation is: true [2024-11-25 05:21:40,805 INFO L77 FloydHoareUtils]: At program point L160(lines 160 565) the Hoare annotation is: true [2024-11-25 05:21:40,807 INFO L77 FloydHoareUtils]: At program point L127(lines 127 576) the Hoare annotation is: true [2024-11-25 05:21:40,808 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 284) no Hoare annotation was computed. [2024-11-25 05:21:40,808 INFO L77 FloydHoareUtils]: At program point ssl3_connect_switch_1_4467#1(lines 213 545) the Hoare annotation is: true [2024-11-25 05:21:40,808 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 284) no Hoare annotation was computed. [2024-11-25 05:21:40,808 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 05:21:40,808 INFO L77 FloydHoareUtils]: At program point L196(lines 196 553) the Hoare annotation is: true [2024-11-25 05:21:40,808 INFO L77 FloydHoareUtils]: At program point L163(lines 163 564) the Hoare annotation is: true [2024-11-25 05:21:40,809 INFO L77 FloydHoareUtils]: At program point L130(lines 130 575) the Hoare annotation is: true [2024-11-25 05:21:40,809 INFO L77 FloydHoareUtils]: At program point $Ultimate##209(lines 582 610) the Hoare annotation is: true [2024-11-25 05:21:40,809 INFO L77 FloydHoareUtils]: At program point L395(lines 395 399) the Hoare annotation is: true [2024-11-25 05:21:40,809 INFO L77 FloydHoareUtils]: At program point L362(lines 362 366) the Hoare annotation is: true [2024-11-25 05:21:40,809 INFO L77 FloydHoareUtils]: At program point L628(lines 628 629) the Hoare annotation is: true [2024-11-25 05:21:40,809 INFO L77 FloydHoareUtils]: At program point L298-2(lines 213 545) the Hoare annotation is: true [2024-11-25 05:21:40,809 INFO L77 FloydHoareUtils]: At program point L199(lines 199 552) the Hoare annotation is: true [2024-11-25 05:21:40,809 INFO L77 FloydHoareUtils]: At program point L166(lines 166 563) the Hoare annotation is: true [2024-11-25 05:21:40,809 INFO L77 FloydHoareUtils]: At program point L133(lines 133 574) the Hoare annotation is: true [2024-11-25 05:21:40,809 INFO L77 FloydHoareUtils]: At program point L464(lines 464 468) the Hoare annotation is: true [2024-11-25 05:21:40,821 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 05:21:40 ImpRootNode [2024-11-25 05:21:40,821 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 05:21:40,821 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 05:21:40,821 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 05:21:40,822 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 05:21:40,822 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:21:39" (3/4) ... [2024-11-25 05:21:40,824 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 05:21:40,886 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2024-11-25 05:21:40,886 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-25 05:21:40,887 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-25 05:21:40,888 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 05:21:41,018 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db4f7ade-f5ff-4b6b-8a4c-d6483b7f8004/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 05:21:41,018 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db4f7ade-f5ff-4b6b-8a4c-d6483b7f8004/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 05:21:41,019 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 05:21:41,020 INFO L158 Benchmark]: Toolchain (without parser) took 3318.29ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 105.7MB in the beginning and 383.8MB in the end (delta: -278.2MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. [2024-11-25 05:21:41,020 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 167.8MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:21:41,020 INFO L158 Benchmark]: CACSL2BoogieTranslator took 438.32ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 90.5MB in the end (delta: 15.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:21:41,020 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.10ms. Allocated memory is still 142.6MB. Free memory was 90.2MB in the beginning and 87.8MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:21:41,021 INFO L158 Benchmark]: Boogie Preprocessor took 45.88ms. Allocated memory is still 142.6MB. Free memory was 87.8MB in the beginning and 85.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:21:41,021 INFO L158 Benchmark]: RCFGBuilder took 1499.82ms. Allocated memory is still 142.6MB. Free memory was 85.8MB in the beginning and 86.2MB in the end (delta: -456.7kB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. [2024-11-25 05:21:41,021 INFO L158 Benchmark]: CodeCheck took 1053.04ms. Allocated memory is still 142.6MB. Free memory was 86.2MB in the beginning and 43.4MB in the end (delta: 42.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-25 05:21:41,025 INFO L158 Benchmark]: Witness Printer took 197.29ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 43.4MB in the beginning and 383.8MB in the end (delta: -340.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:21:41,027 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, 86 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 163 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9 mSDsluCounter, 89 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 21 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 57 IncrementalHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 21 mSolverCounterUnsat, 83 mSDtfsCounter, 57 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 420 GetRequests, 412 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 52 NumberOfCodeBlocks, 52 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 49 ConstructedInterpolants, 0 QuantifiedInterpolants, 59 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 4/4 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, ConComCheckerStatistics: No data available - PositiveResult [Line: 284]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 284]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 167.8MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 438.32ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 90.5MB in the end (delta: 15.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.10ms. Allocated memory is still 142.6MB. Free memory was 90.2MB in the beginning and 87.8MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.88ms. Allocated memory is still 142.6MB. Free memory was 87.8MB in the beginning and 85.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1499.82ms. Allocated memory is still 142.6MB. Free memory was 85.8MB in the beginning and 86.2MB in the end (delta: -456.7kB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. * CodeCheck took 1053.04ms. Allocated memory is still 142.6MB. Free memory was 86.2MB in the beginning and 43.4MB in the end (delta: 42.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Witness Printer took 197.29ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 43.4MB in the beginning and 383.8MB in the end (delta: -340.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-25 05:21:41,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db4f7ade-f5ff-4b6b-8a4c-d6483b7f8004/bin/ukojak-verify-ENZ3QT5qd3/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 Result: TRUE