./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/list-simple/sll2n_update_all.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dfc193c-1570-4056-8f07-ff34ee24eadd/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dfc193c-1570-4056-8f07-ff34ee24eadd/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dfc193c-1570-4056-8f07-ff34ee24eadd/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dfc193c-1570-4056-8f07-ff34ee24eadd/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/list-simple/sll2n_update_all.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dfc193c-1570-4056-8f07-ff34ee24eadd/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dfc193c-1570-4056-8f07-ff34ee24eadd/bin/ukojak-verify-EEHR8qb7sm --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 1fd0aba5d9be2820550e57012fb4e12f76fe291bb253443319d08539e5b2ba1a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:17:44,452 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:17:44,555 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dfc193c-1570-4056-8f07-ff34ee24eadd/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 20:17:44,561 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:17:44,561 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:17:44,594 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:17:44,595 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:17:44,596 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:17:44,596 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:17:44,596 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:17:44,596 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:17:44,596 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:17:44,597 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:17:44,597 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:17:44,597 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:17:44,597 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:17:44,597 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:17:44,598 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:17:44,599 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:17:44,599 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:17:44,599 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:17:44,599 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:17:44,599 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:17:44,599 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:17:44,600 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:17:44,600 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:17:44,600 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:17:44,600 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:17:44,600 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:17:44,600 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:44,600 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:17:44,600 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:17:44,601 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:17:44,601 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:17:44,601 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:17:44,601 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_1dfc193c-1570-4056-8f07-ff34ee24eadd/bin/ukojak-verify-EEHR8qb7sm 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 -> 1fd0aba5d9be2820550e57012fb4e12f76fe291bb253443319d08539e5b2ba1a [2024-11-13 20:17:44,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:17:44,996 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:17:44,999 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:17:45,001 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:17:45,002 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:17:45,004 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dfc193c-1570-4056-8f07-ff34ee24eadd/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/list-simple/sll2n_update_all.i Unable to find full path for "g++" [2024-11-13 20:17:47,004 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:17:47,434 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:17:47,434 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dfc193c-1570-4056-8f07-ff34ee24eadd/sv-benchmarks/c/list-simple/sll2n_update_all.i [2024-11-13 20:17:47,459 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dfc193c-1570-4056-8f07-ff34ee24eadd/bin/ukojak-verify-EEHR8qb7sm/data/e37804329/86595615281e4ec5b509d7271351de67/FLAG23f74c7f2 [2024-11-13 20:17:47,486 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dfc193c-1570-4056-8f07-ff34ee24eadd/bin/ukojak-verify-EEHR8qb7sm/data/e37804329/86595615281e4ec5b509d7271351de67 [2024-11-13 20:17:47,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:17:47,493 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:17:47,494 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:47,495 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:17:47,502 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:17:47,504 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:47" (1/1) ... [2024-11-13 20:17:47,505 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b2fc916 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:47, skipping insertion in model container [2024-11-13 20:17:47,508 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:47" (1/1) ... [2024-11-13 20:17:47,561 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:17:48,024 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:48,038 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:17:48,112 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:48,138 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:17:48,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:48 WrapperNode [2024-11-13 20:17:48,139 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:48,140 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:48,140 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:17:48,140 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:17:48,146 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:48" (1/1) ... [2024-11-13 20:17:48,162 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:48" (1/1) ... [2024-11-13 20:17:48,195 INFO L138 Inliner]: procedures = 126, calls = 23, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 132 [2024-11-13 20:17:48,196 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:48,197 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:17:48,197 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:17:48,197 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:17:48,204 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:48" (1/1) ... [2024-11-13 20:17:48,204 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:48" (1/1) ... [2024-11-13 20:17:48,208 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:48" (1/1) ... [2024-11-13 20:17:48,208 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:48" (1/1) ... [2024-11-13 20:17:48,216 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:48" (1/1) ... [2024-11-13 20:17:48,220 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:48" (1/1) ... [2024-11-13 20:17:48,222 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:48" (1/1) ... [2024-11-13 20:17:48,223 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:48" (1/1) ... [2024-11-13 20:17:48,226 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:17:48,227 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:17:48,227 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:17:48,228 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:17:48,229 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:48" (1/1) ... [2024-11-13 20:17:48,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:48,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dfc193c-1570-4056-8f07-ff34ee24eadd/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:17:48,280 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dfc193c-1570-4056-8f07-ff34ee24eadd/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:17:48,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dfc193c-1570-4056-8f07-ff34ee24eadd/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:17:48,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:17:48,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 20:17:48,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 20:17:48,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:17:48,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 20:17:48,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 20:17:48,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:17:48,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:17:48,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:17:48,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:17:48,460 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:17:48,462 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:17:48,805 INFO L? ?]: Removed 69 outVars from TransFormulas that were not future-live. [2024-11-13 20:17:48,805 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:17:48,885 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:17:48,888 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 20:17:48,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:48 BoogieIcfgContainer [2024-11-13 20:17:48,889 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:17:48,890 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:17:48,890 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:17:48,904 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:17:48,904 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:48" (1/1) ... [2024-11-13 20:17:48,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:17:48,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:48,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 40 states and 47 transitions. [2024-11-13 20:17:48,996 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 47 transitions. [2024-11-13 20:17:48,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:17:48,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:49,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:49,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:49,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:17:49,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:49,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 41 states and 49 transitions. [2024-11-13 20:17:49,286 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2024-11-13 20:17:49,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:17:49,287 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:49,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:49,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:49,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:17:49,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:49,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 43 states and 52 transitions. [2024-11-13 20:17:49,677 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 52 transitions. [2024-11-13 20:17:49,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 20:17:49,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:49,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:49,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:49,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:17:49,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:49,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 44 states and 53 transitions. [2024-11-13 20:17:49,826 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2024-11-13 20:17:49,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:17:49,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:49,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:49,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:49,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:17:50,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:50,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 54 transitions. [2024-11-13 20:17:50,061 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 54 transitions. [2024-11-13 20:17:50,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:17:50,061 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:50,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:50,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:50,207 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 20:17:50,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:50,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 44 states and 53 transitions. [2024-11-13 20:17:50,315 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2024-11-13 20:17:50,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:17:50,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:50,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:50,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:50,547 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:17:50,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:50,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 43 states and 50 transitions. [2024-11-13 20:17:50,882 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 50 transitions. [2024-11-13 20:17:50,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:17:50,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:50,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:50,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:51,087 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:17:52,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:52,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 45 states and 53 transitions. [2024-11-13 20:17:52,120 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 53 transitions. [2024-11-13 20:17:52,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 20:17:52,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:52,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:52,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:52,225 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:17:52,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:52,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 46 states and 54 transitions. [2024-11-13 20:17:52,255 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2024-11-13 20:17:52,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 20:17:52,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:52,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:52,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:52,456 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:17:52,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:52,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 47 states and 57 transitions. [2024-11-13 20:17:52,563 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 57 transitions. [2024-11-13 20:17:52,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 20:17:52,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:52,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:52,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:52,700 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:17:52,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:52,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 49 states and 61 transitions. [2024-11-13 20:17:52,928 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 61 transitions. [2024-11-13 20:17:52,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 20:17:52,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:52,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:52,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:53,041 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:17:53,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:53,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 50 states and 62 transitions. [2024-11-13 20:17:53,066 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 62 transitions. [2024-11-13 20:17:53,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 20:17:53,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:53,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:53,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:53,322 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:17:53,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:53,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 55 states and 71 transitions. [2024-11-13 20:17:53,906 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2024-11-13 20:17:53,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 20:17:53,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:53,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:53,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:54,069 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:17:54,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:54,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 57 states and 73 transitions. [2024-11-13 20:17:54,445 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 73 transitions. [2024-11-13 20:17:54,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 20:17:54,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:54,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:54,580 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 20:17:54,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:54,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 56 states and 72 transitions. [2024-11-13 20:17:54,659 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 72 transitions. [2024-11-13 20:17:54,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 20:17:54,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:54,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:54,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:54,942 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:17:55,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:55,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 58 states and 76 transitions. [2024-11-13 20:17:55,355 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 76 transitions. [2024-11-13 20:17:55,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 20:17:55,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:55,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:55,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:55,619 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:17:56,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:56,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 61 states and 82 transitions. [2024-11-13 20:17:56,146 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 82 transitions. [2024-11-13 20:17:56,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:17:56,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:56,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:56,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:56,360 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 20:17:57,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:57,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 65 states and 89 transitions. [2024-11-13 20:17:57,281 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 89 transitions. [2024-11-13 20:17:57,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:17:57,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:57,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:57,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:57,486 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 20:17:57,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:57,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 66 states and 91 transitions. [2024-11-13 20:17:57,812 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 91 transitions. [2024-11-13 20:17:57,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:17:57,813 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:57,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:57,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:58,097 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:17:59,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:59,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 71 states and 99 transitions. [2024-11-13 20:17:59,266 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2024-11-13 20:17:59,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:17:59,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:59,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:59,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:59,505 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:17:59,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:59,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 72 states and 99 transitions. [2024-11-13 20:17:59,921 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 99 transitions. [2024-11-13 20:17:59,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:17:59,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:59,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:59,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:00,039 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 20:18:00,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:00,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 73 states and 99 transitions. [2024-11-13 20:18:00,340 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 99 transitions. [2024-11-13 20:18:00,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:18:00,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:00,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:00,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:00,682 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 20:18:02,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:02,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 79 states and 107 transitions. [2024-11-13 20:18:02,466 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 107 transitions. [2024-11-13 20:18:02,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:18:02,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:02,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:02,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:02,636 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 20:18:02,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:02,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 46 states and 52 transitions. [2024-11-13 20:18:02,959 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 52 transitions. [2024-11-13 20:18:02,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 20:18:02,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:02,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:02,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:03,030 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 20:18:03,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:03,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 48 states and 55 transitions. [2024-11-13 20:18:03,057 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 55 transitions. [2024-11-13 20:18:03,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 20:18:03,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:03,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:03,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:03,135 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 20:18:03,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:03,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 49 states and 56 transitions. [2024-11-13 20:18:03,154 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 56 transitions. [2024-11-13 20:18:03,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:18:03,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:03,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:03,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:03,323 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 20:18:03,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:03,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 50 states and 59 transitions. [2024-11-13 20:18:03,431 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 59 transitions. [2024-11-13 20:18:03,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 20:18:03,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:03,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:03,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:03,598 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 20:18:04,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:04,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 53 states and 63 transitions. [2024-11-13 20:18:04,039 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 63 transitions. [2024-11-13 20:18:04,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 20:18:04,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:04,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:04,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:04,124 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 20:18:04,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:04,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 54 states and 64 transitions. [2024-11-13 20:18:04,148 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 64 transitions. [2024-11-13 20:18:04,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 20:18:04,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:04,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:04,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:04,363 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 20:18:04,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:04,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 60 states and 74 transitions. [2024-11-13 20:18:04,953 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 74 transitions. [2024-11-13 20:18:04,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 20:18:04,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:04,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:04,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:05,055 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 20:18:05,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:05,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 62 states and 76 transitions. [2024-11-13 20:18:05,093 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 76 transitions. [2024-11-13 20:18:05,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 20:18:05,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:05,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:05,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:05,259 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-13 20:18:05,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:05,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 61 states and 75 transitions. [2024-11-13 20:18:05,376 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 75 transitions. [2024-11-13 20:18:05,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 20:18:05,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:05,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:05,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:05,730 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 20:18:06,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:06,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 64 states and 80 transitions. [2024-11-13 20:18:06,249 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 80 transitions. [2024-11-13 20:18:06,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 20:18:06,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:06,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:06,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:06,473 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 20:18:07,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:07,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 66 states and 84 transitions. [2024-11-13 20:18:07,065 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 84 transitions. [2024-11-13 20:18:07,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 20:18:07,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:07,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:07,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:07,283 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 20:18:08,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:08,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 71 states and 93 transitions. [2024-11-13 20:18:08,730 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 93 transitions. [2024-11-13 20:18:08,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 20:18:08,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:08,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:08,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:08,933 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-13 20:18:09,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:09,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 72 states and 93 transitions. [2024-11-13 20:18:09,422 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 93 transitions. [2024-11-13 20:18:09,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 20:18:09,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:09,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:09,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:09,620 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 20:18:11,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:11,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 78 states and 102 transitions. [2024-11-13 20:18:11,339 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 102 transitions. [2024-11-13 20:18:11,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 20:18:11,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:11,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:11,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:11,421 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 20:18:11,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:11,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 79 states and 102 transitions. [2024-11-13 20:18:11,860 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 102 transitions. [2024-11-13 20:18:11,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 20:18:11,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:11,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:11,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:12,163 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 20:18:14,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:14,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 86 states and 111 transitions. [2024-11-13 20:18:14,715 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 111 transitions. [2024-11-13 20:18:14,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 20:18:14,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:14,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:14,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:15,046 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-13 20:18:15,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:15,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 50 states and 54 transitions. [2024-11-13 20:18:15,610 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 54 transitions. [2024-11-13 20:18:15,611 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 20:18:15,611 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 40 iterations. [2024-11-13 20:18:15,622 INFO L729 CodeCheckObserver]: All specifications hold 14 specifications checked. All of them hold [2024-11-13 20:18:17,507 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 619) no Hoare annotation was computed. [2024-11-13 20:18:17,507 INFO L77 FloydHoareUtils]: At program point L572(line 572) the Hoare annotation is: true [2024-11-13 20:18:17,507 INFO L77 FloydHoareUtils]: At program point L622-2(line 622) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (<= 1 |ULTIMATE.start_main_#t~post15#1|) (<= |ULTIMATE.start_main_#t~post15#1| 1) .cse0) (and (= 0 |ULTIMATE.start_main_#t~post15#1|) .cse0))) [2024-11-13 20:18:17,507 INFO L77 FloydHoareUtils]: At program point L622-3(line 622) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (<= 1 |ULTIMATE.start_main_#t~post15#1|) (<= |ULTIMATE.start_main_#t~post15#1| 1) .cse0) (and (= 0 |ULTIMATE.start_main_#t~post15#1|) .cse0))) [2024-11-13 20:18:17,508 INFO L77 FloydHoareUtils]: At program point L622-4(lines 622 627) the Hoare annotation is: (not (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (and (not (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse0)) (not (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0))))) [2024-11-13 20:18:17,508 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 613 632) the Hoare annotation is: true [2024-11-13 20:18:17,508 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 618) no Hoare annotation was computed. [2024-11-13 20:18:17,508 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 585) no Hoare annotation was computed. [2024-11-13 20:18:17,508 INFO L77 FloydHoareUtils]: At program point L623(line 623) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 1)))) [2024-11-13 20:18:17,508 INFO L77 FloydHoareUtils]: At program point L623-1(line 623) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 1)))) [2024-11-13 20:18:17,508 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 623) no Hoare annotation was computed. [2024-11-13 20:18:17,509 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 585) no Hoare annotation was computed. [2024-11-13 20:18:17,509 INFO L77 FloydHoareUtils]: At program point L607-2(lines 607 610) the Hoare annotation is: (let ((.cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|)) (.cse1 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and .cse0 (<= |ULTIMATE.start_sll_update_at_~index#1| 0) .cse1 (<= |ULTIMATE.start_main_~i~0#1| 1)) (and .cse0 (<= |ULTIMATE.start_sll_update_at_~index#1| 1) .cse1 (= |ULTIMATE.start_sll_update_at_~index#1| |ULTIMATE.start_main_~i~0#1|)) (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse1 (= |ULTIMATE.start_sll_update_at_~index#1| 0)))) [2024-11-13 20:18:17,509 INFO L77 FloydHoareUtils]: At program point L624(lines 624 626) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 1)))) [2024-11-13 20:18:17,509 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 623) no Hoare annotation was computed. [2024-11-13 20:18:17,509 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 20:18:17,509 INFO L77 FloydHoareUtils]: At program point L600-2(lines 600 603) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0 (= |ULTIMATE.start_sll_get_data_at_~index#1| 0)) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_sll_get_data_at_~index#1| 1) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 1)))) [2024-11-13 20:18:17,510 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW(line 602) no Hoare annotation was computed. [2024-11-13 20:18:17,510 INFO L77 FloydHoareUtils]: At program point L609(line 609) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_sll_update_at_#t~post11#1| 1) (<= 1 |ULTIMATE.start_sll_update_at_#t~post11#1|) (= |ULTIMATE.start_main_~len~0#1| 2) (<= |ULTIMATE.start_main_~i~0#1| 1)) [2024-11-13 20:18:17,510 INFO L77 FloydHoareUtils]: At program point L576(lines 576 578) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (= 2 |ULTIMATE.start_sll_create_~len#1|) .cse0) (and (<= 1 |ULTIMATE.start_sll_create_~len#1|) (<= |ULTIMATE.start_sll_create_~len#1| 1) .cse0))) [2024-11-13 20:18:17,510 INFO L77 FloydHoareUtils]: At program point L609-1(line 609) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_sll_update_at_#t~post11#1| 1) (= |ULTIMATE.start_main_~len~0#1| 2) (<= |ULTIMATE.start_main_~i~0#1| 1)) [2024-11-13 20:18:17,510 INFO L77 FloydHoareUtils]: At program point L593-2(lines 593 597) the Hoare annotation is: true [2024-11-13 20:18:17,510 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW(line 602) no Hoare annotation was computed. [2024-11-13 20:18:17,510 INFO L77 FloydHoareUtils]: At program point L618-2(line 618) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (= 0 |ULTIMATE.start_main_#t~post13#1|) .cse0) (and (<= 1 |ULTIMATE.start_main_#t~post13#1|) (<= |ULTIMATE.start_main_#t~post13#1| 1) .cse0))) [2024-11-13 20:18:17,510 INFO L77 FloydHoareUtils]: At program point L585-2(line 585) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (<= 1 |ULTIMATE.start_sll_create_#t~post5#1|) (<= |ULTIMATE.start_sll_create_#t~post5#1| 1) .cse0) (and (= 2 |ULTIMATE.start_sll_create_#t~post5#1|) .cse0))) [2024-11-13 20:18:17,511 INFO L77 FloydHoareUtils]: At program point L618-3(line 618) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (= 0 |ULTIMATE.start_main_#t~post13#1|) .cse0) (and (<= 1 |ULTIMATE.start_main_#t~post13#1|) (<= |ULTIMATE.start_main_#t~post13#1| 1) .cse0))) [2024-11-13 20:18:17,511 INFO L77 FloydHoareUtils]: At program point L585-3(line 585) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (<= |ULTIMATE.start_sll_create_#t~post5#1| 1) .cse0) (and (= 2 |ULTIMATE.start_sll_create_#t~post5#1|) .cse0))) [2024-11-13 20:18:17,511 INFO L77 FloydHoareUtils]: At program point L618-4(lines 618 621) the Hoare annotation is: (not (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (and (not (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse0)) (not (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0))))) [2024-11-13 20:18:17,511 INFO L77 FloydHoareUtils]: At program point L585-4(lines 585 589) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (= 2 |ULTIMATE.start_sll_create_~len#1|) .cse0) (and (<= |ULTIMATE.start_sll_create_~len#1| 1) .cse0))) [2024-11-13 20:18:17,511 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 609) no Hoare annotation was computed. [2024-11-13 20:18:17,511 INFO L77 FloydHoareUtils]: At program point L602(line 602) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_main_~i~0#1|) (<= 1 |ULTIMATE.start_sll_get_data_at_#t~post8#1|) (= |ULTIMATE.start_main_~len~0#1| 2) (<= |ULTIMATE.start_main_~i~0#1| 1) (<= |ULTIMATE.start_sll_get_data_at_#t~post8#1| 1)) [2024-11-13 20:18:17,511 INFO L77 FloydHoareUtils]: At program point L602-1(line 602) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~len~0#1| 2) (<= |ULTIMATE.start_main_~i~0#1| 1) (<= |ULTIMATE.start_sll_get_data_at_#t~post8#1| 1)) [2024-11-13 20:18:17,511 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW(line 622) no Hoare annotation was computed. [2024-11-13 20:18:17,511 INFO L77 FloydHoareUtils]: At program point L619(line 619) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 1)))) [2024-11-13 20:18:17,511 INFO L77 FloydHoareUtils]: At program point L619-1(line 619) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 1)))) [2024-11-13 20:18:17,511 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 20:18:17,512 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 609) no Hoare annotation was computed. [2024-11-13 20:18:17,512 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW(line 622) no Hoare annotation was computed. [2024-11-13 20:18:17,512 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 619) no Hoare annotation was computed. [2024-11-13 20:18:17,512 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 618) no Hoare annotation was computed. [2024-11-13 20:18:17,530 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len [2024-11-13 20:18:17,531 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-11-13 20:18:17,532 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len [2024-11-13 20:18:17,532 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len [2024-11-13 20:18:17,532 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-11-13 20:18:17,533 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-13 20:18:17,534 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-11-13 20:18:17,535 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-13 20:18:17,535 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-11-13 20:18:17,535 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-13 20:18:17,536 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-13 20:18:17,536 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-11-13 20:18:17,536 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-13 20:18:17,536 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-13 20:18:17,536 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-11-13 20:18:17,536 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-13 20:18:17,536 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-13 20:18:17,537 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-11-13 20:18:17,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:18:17 ImpRootNode [2024-11-13 20:18:17,542 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:18:17,542 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:18:17,543 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:18:17,543 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:18:17,543 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:48" (3/4) ... [2024-11-13 20:18:17,546 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 20:18:17,555 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2024-11-13 20:18:17,556 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-13 20:18:17,556 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 20:18:17,556 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 20:18:17,675 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dfc193c-1570-4056-8f07-ff34ee24eadd/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 20:18:17,679 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dfc193c-1570-4056-8f07-ff34ee24eadd/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 20:18:17,679 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:18:17,680 INFO L158 Benchmark]: Toolchain (without parser) took 30187.84ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 92.4MB in the beginning and 122.0MB in the end (delta: -29.7MB). Peak memory consumption was 205.6MB. Max. memory is 16.1GB. [2024-11-13 20:18:17,680 INFO L158 Benchmark]: CDTParser took 1.08ms. Allocated memory is still 167.8MB. Free memory is still 103.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:18:17,681 INFO L158 Benchmark]: CACSL2BoogieTranslator took 645.20ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 74.5MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:18:17,681 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.02ms. Allocated memory is still 117.4MB. Free memory was 74.5MB in the beginning and 72.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:18:17,684 INFO L158 Benchmark]: Boogie Preprocessor took 29.87ms. Allocated memory is still 117.4MB. Free memory was 72.8MB in the beginning and 71.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:18:17,684 INFO L158 Benchmark]: RCFGBuilder took 661.85ms. Allocated memory is still 117.4MB. Free memory was 71.4MB in the beginning and 50.8MB in the end (delta: 20.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:18:17,685 INFO L158 Benchmark]: CodeCheck took 28651.69ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 50.8MB in the beginning and 126.6MB in the end (delta: -75.8MB). Peak memory consumption was 163.7MB. Max. memory is 16.1GB. [2024-11-13 20:18:17,685 INFO L158 Benchmark]: Witness Printer took 136.56ms. Allocated memory is still 352.3MB. Free memory was 126.6MB in the beginning and 122.0MB in the end (delta: 4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:18:17,687 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, 40 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 26.7s, OverallIterations: 40, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2841 SdHoareTripleChecker+Valid, 24.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2001 mSDsluCounter, 592 SdHoareTripleChecker+Invalid, 20.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3663 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11375 IncrementalHoareTripleChecker+Invalid, 15038 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3663 mSolverCounterUnsat, 592 mSDtfsCounter, 11375 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6893 GetRequests, 6480 SyntacticMatches, 113 SemanticMatches, 300 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42561 ImplicationChecksByTransitivity, 20.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 6.3s InterpolantComputationTime, 987 NumberOfCodeBlocks, 987 NumberOfCodeBlocksAsserted, 39 NumberOfCheckSat, 948 ConstructedInterpolants, 0 QuantifiedInterpolants, 2406 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 39 InterpolantComputations, 16 PerfectInterpolantSequences, 430/525 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 - PositiveResult [Line: 585]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 585]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 619]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 619]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 609]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 609]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 623]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 623]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 602]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 602]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 622]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 622]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 14 specifications checked. All of them hold - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: !(!((1 <= i) && (len == 2)) && !((i == 0) && (len == 2))) - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: (((2 == len) && (len == 2)) || ((len <= 1) && (len == 2))) - InvariantResult [Line: 618]: Loop Invariant Derived loop invariant: !(!((1 <= i) && (len == 2)) && !((i == 0) && (len == 2))) - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: ((index == 0) || (index <= 1)) - InvariantResult [Line: 624]: Location Invariant Derived location invariant: (((i == 0) && (len == 2)) || (((1 <= i) && (len == 2)) && (i <= 1))) - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: (((index <= 0) || (index <= 1)) || (index == 0)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.08ms. Allocated memory is still 167.8MB. Free memory is still 103.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 645.20ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 74.5MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.02ms. Allocated memory is still 117.4MB. Free memory was 74.5MB in the beginning and 72.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.87ms. Allocated memory is still 117.4MB. Free memory was 72.8MB in the beginning and 71.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 661.85ms. Allocated memory is still 117.4MB. Free memory was 71.4MB in the beginning and 50.8MB in the end (delta: 20.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 28651.69ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 50.8MB in the beginning and 126.6MB in the end (delta: -75.8MB). Peak memory consumption was 163.7MB. Max. memory is 16.1GB. * Witness Printer took 136.56ms. Allocated memory is still 352.3MB. Free memory was 126.6MB in the beginning and 122.0MB in the end (delta: 4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len~0 RESULT: Ultimate proved your program to be correct! [2024-11-13 20:18:17,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dfc193c-1570-4056-8f07-ff34ee24eadd/bin/ukojak-verify-EEHR8qb7sm/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 Result: TRUE