./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/list-simple/sll2n_update_all_reverse.i --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_64a8128c-0450-4b72-b051-1e967bdd78ed/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a8128c-0450-4b72-b051-1e967bdd78ed/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_64a8128c-0450-4b72-b051-1e967bdd78ed/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a8128c-0450-4b72-b051-1e967bdd78ed/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/list-simple/sll2n_update_all_reverse.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a8128c-0450-4b72-b051-1e967bdd78ed/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_64a8128c-0450-4b72-b051-1e967bdd78ed/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 60a477b5dcc7be77af17ce3cc379f1876781ed95f896fb2ca2dbb7ba91ecb849 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:47:22,479 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:47:22,550 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a8128c-0450-4b72-b051-1e967bdd78ed/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 03:47:22,556 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:47:22,556 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:47:22,594 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:47:22,596 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:47:22,596 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:47:22,597 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:47:22,598 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:47:22,598 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:47:22,598 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:47:22,598 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:47:22,599 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:47:22,599 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:47:22,599 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:47:22,599 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:47:22,600 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:47:22,601 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:47:22,601 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 03:47:22,601 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 03:47:22,601 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:47:22,601 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:47:22,601 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:47:22,602 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:47:22,602 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:47:22,602 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:47:22,602 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:47:22,602 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:47:22,602 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:47:22,603 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:47:22,603 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:47:22,603 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:47:22,603 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:47:22,603 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:47:22,603 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_64a8128c-0450-4b72-b051-1e967bdd78ed/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 -> 60a477b5dcc7be77af17ce3cc379f1876781ed95f896fb2ca2dbb7ba91ecb849 [2024-11-25 03:47:22,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:47:22,997 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:47:23,003 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:47:23,005 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:47:23,006 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:47:23,007 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a8128c-0450-4b72-b051-1e967bdd78ed/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/list-simple/sll2n_update_all_reverse.i [2024-11-25 03:47:26,202 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a8128c-0450-4b72-b051-1e967bdd78ed/bin/ukojak-verify-ENZ3QT5qd3/data/af1f44475/fb064ee6b98d4eabb062206ef85554bf/FLAG1c4d2e89c [2024-11-25 03:47:26,608 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:47:26,609 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a8128c-0450-4b72-b051-1e967bdd78ed/sv-benchmarks/c/list-simple/sll2n_update_all_reverse.i [2024-11-25 03:47:26,634 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a8128c-0450-4b72-b051-1e967bdd78ed/bin/ukojak-verify-ENZ3QT5qd3/data/af1f44475/fb064ee6b98d4eabb062206ef85554bf/FLAG1c4d2e89c [2024-11-25 03:47:26,779 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a8128c-0450-4b72-b051-1e967bdd78ed/bin/ukojak-verify-ENZ3QT5qd3/data/af1f44475/fb064ee6b98d4eabb062206ef85554bf [2024-11-25 03:47:26,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:47:26,783 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:47:26,785 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:47:26,785 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:47:26,790 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:47:26,791 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:47:26" (1/1) ... [2024-11-25 03:47:26,792 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6358c8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:47:26, skipping insertion in model container [2024-11-25 03:47:26,793 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:47:26" (1/1) ... [2024-11-25 03:47:26,824 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:47:27,131 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:47:27,142 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:47:27,193 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:47:27,226 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:47:27,226 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:47:27 WrapperNode [2024-11-25 03:47:27,227 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:47:27,228 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:47:27,228 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:47:27,228 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:47:27,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:47:27" (1/1) ... [2024-11-25 03:47:27,250 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:47:27" (1/1) ... [2024-11-25 03:47:27,272 INFO L138 Inliner]: procedures = 126, calls = 23, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 136 [2024-11-25 03:47:27,273 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:47:27,273 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:47:27,274 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:47:27,274 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:47:27,282 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:47:27" (1/1) ... [2024-11-25 03:47:27,282 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:47:27" (1/1) ... [2024-11-25 03:47:27,286 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:47:27" (1/1) ... [2024-11-25 03:47:27,286 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:47:27" (1/1) ... [2024-11-25 03:47:27,293 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:47:27" (1/1) ... [2024-11-25 03:47:27,295 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:47:27" (1/1) ... [2024-11-25 03:47:27,299 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:47:27" (1/1) ... [2024-11-25 03:47:27,301 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:47:27" (1/1) ... [2024-11-25 03:47:27,302 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:47:27" (1/1) ... [2024-11-25 03:47:27,304 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:47:27,306 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:47:27,306 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:47:27,306 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:47:27,308 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:47:27" (1/1) ... [2024-11-25 03:47:27,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:47:27,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a8128c-0450-4b72-b051-1e967bdd78ed/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:47:27,353 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a8128c-0450-4b72-b051-1e967bdd78ed/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:47:27,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a8128c-0450-4b72-b051-1e967bdd78ed/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:47:27,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 03:47:27,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 03:47:27,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 03:47:27,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:47:27,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-25 03:47:27,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-25 03:47:27,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 03:47:27,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:47:27,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:47:27,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:47:27,543 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:47:27,545 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:47:27,916 INFO L? ?]: Removed 72 outVars from TransFormulas that were not future-live. [2024-11-25 03:47:27,916 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:47:28,042 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:47:28,042 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-25 03:47:28,043 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:47:28 BoogieIcfgContainer [2024-11-25 03:47:28,043 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:47:28,044 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:47:28,044 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:47:28,056 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:47:28,056 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:47:28" (1/1) ... [2024-11-25 03:47:28,068 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:47:28,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:28,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 48 states and 55 transitions. [2024-11-25 03:47:28,143 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 55 transitions. [2024-11-25 03:47:28,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 03:47:28,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:28,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:28,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:28,380 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 03:47:28,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:28,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 49 states and 57 transitions. [2024-11-25 03:47:28,418 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 57 transitions. [2024-11-25 03:47:28,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 03:47:28,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:28,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:28,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:28,622 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 03:47:28,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:28,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 51 states and 60 transitions. [2024-11-25 03:47:28,678 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 60 transitions. [2024-11-25 03:47:28,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 03:47:28,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:28,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:28,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:28,777 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 03:47:28,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:28,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 52 states and 61 transitions. [2024-11-25 03:47:28,796 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 61 transitions. [2024-11-25 03:47:28,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 03:47:28,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:28,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:28,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:28,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:47:28,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:28,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 53 states and 62 transitions. [2024-11-25 03:47:28,989 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 62 transitions. [2024-11-25 03:47:28,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 03:47:28,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:28,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:29,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:29,204 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 03:47:29,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:29,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 52 states and 61 transitions. [2024-11-25 03:47:29,336 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 61 transitions. [2024-11-25 03:47:29,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 03:47:29,340 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:29,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:29,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:29,645 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:47:30,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:30,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 51 states and 58 transitions. [2024-11-25 03:47:30,017 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 58 transitions. [2024-11-25 03:47:30,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 03:47:30,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:30,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:30,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:30,181 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 03:47:31,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:31,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 50 states and 57 transitions. [2024-11-25 03:47:31,075 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 57 transitions. [2024-11-25 03:47:31,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 03:47:31,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:31,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:31,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:31,187 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 03:47:31,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:31,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 49 states and 56 transitions. [2024-11-25 03:47:31,211 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 56 transitions. [2024-11-25 03:47:31,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 03:47:31,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:31,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:31,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:31,379 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 03:47:31,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:31,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 51 states and 60 transitions. [2024-11-25 03:47:31,446 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 60 transitions. [2024-11-25 03:47:31,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 03:47:31,448 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:31,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:31,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:31,542 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 03:47:31,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:31,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 52 states and 61 transitions. [2024-11-25 03:47:31,566 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 61 transitions. [2024-11-25 03:47:31,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 03:47:31,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:31,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:31,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:31,743 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 03:47:32,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:32,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 55 states and 66 transitions. [2024-11-25 03:47:32,021 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 66 transitions. [2024-11-25 03:47:32,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 03:47:32,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:32,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:32,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:32,183 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 03:47:32,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:32,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 56 states and 68 transitions. [2024-11-25 03:47:32,431 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 68 transitions. [2024-11-25 03:47:32,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 03:47:32,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:32,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:32,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:32,569 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 03:47:32,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:32,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 55 states and 67 transitions. [2024-11-25 03:47:32,638 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 67 transitions. [2024-11-25 03:47:32,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 03:47:32,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:32,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:32,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:32,803 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 03:47:33,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:33,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 58 states and 73 transitions. [2024-11-25 03:47:33,038 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 73 transitions. [2024-11-25 03:47:33,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-25 03:47:33,039 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:33,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:33,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:33,255 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 03:47:33,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:33,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 61 states and 80 transitions. [2024-11-25 03:47:33,658 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2024-11-25 03:47:33,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-25 03:47:33,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:33,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:33,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:33,842 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 03:47:34,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:34,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 64 states and 86 transitions. [2024-11-25 03:47:34,293 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 86 transitions. [2024-11-25 03:47:34,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 03:47:34,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:34,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:34,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:34,589 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 03:47:35,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:35,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 92 transitions. [2024-11-25 03:47:35,517 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2024-11-25 03:47:35,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 03:47:35,517 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:35,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:35,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:35,618 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 03:47:36,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:36,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 70 states and 99 transitions. [2024-11-25 03:47:36,344 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2024-11-25 03:47:36,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 03:47:36,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:36,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:36,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:36,435 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 03:47:36,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:36,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 72 states and 100 transitions. [2024-11-25 03:47:36,945 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 100 transitions. [2024-11-25 03:47:36,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 03:47:36,948 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:36,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:36,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:37,012 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 03:47:37,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:37,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 73 states and 101 transitions. [2024-11-25 03:47:37,027 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 101 transitions. [2024-11-25 03:47:37,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 03:47:37,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:37,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:37,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:37,125 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-25 03:47:37,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:37,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 74 states and 103 transitions. [2024-11-25 03:47:37,406 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 103 transitions. [2024-11-25 03:47:37,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 03:47:37,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:37,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:37,470 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 03:47:37,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:37,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 76 states and 107 transitions. [2024-11-25 03:47:37,496 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2024-11-25 03:47:37,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 03:47:37,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:37,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:37,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:37,575 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 03:47:38,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:38,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 54 transitions. [2024-11-25 03:47:38,414 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 54 transitions. [2024-11-25 03:47:38,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 03:47:38,414 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:38,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:38,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:38,520 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 03:47:38,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:38,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 48 states and 59 transitions. [2024-11-25 03:47:38,573 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 59 transitions. [2024-11-25 03:47:38,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 03:47:38,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:38,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:38,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:38,718 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 03:47:38,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:38,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 47 states and 58 transitions. [2024-11-25 03:47:38,816 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 58 transitions. [2024-11-25 03:47:38,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-25 03:47:38,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:38,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:38,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:38,964 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 03:47:39,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:39,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 51 states and 64 transitions. [2024-11-25 03:47:39,087 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 64 transitions. [2024-11-25 03:47:39,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-25 03:47:39,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:39,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:39,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:39,299 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 03:47:39,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:39,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 54 states and 66 transitions. [2024-11-25 03:47:39,886 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 66 transitions. [2024-11-25 03:47:39,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-25 03:47:39,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:39,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:39,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:39,977 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 03:47:40,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:40,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 57 states and 68 transitions. [2024-11-25 03:47:40,500 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 68 transitions. [2024-11-25 03:47:40,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-25 03:47:40,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:40,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:40,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:40,879 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-25 03:47:41,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:41,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 60 states and 75 transitions. [2024-11-25 03:47:41,504 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 75 transitions. [2024-11-25 03:47:41,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-25 03:47:41,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:41,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:41,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:41,689 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-25 03:47:42,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:42,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 64 states and 80 transitions. [2024-11-25 03:47:42,125 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 80 transitions. [2024-11-25 03:47:42,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-25 03:47:42,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:42,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:42,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:42,429 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-25 03:47:43,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:43,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 67 states and 85 transitions. [2024-11-25 03:47:43,497 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 85 transitions. [2024-11-25 03:47:43,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 03:47:43,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:43,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:43,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:43,848 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-25 03:47:45,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:45,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 73 states and 91 transitions. [2024-11-25 03:47:45,410 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 91 transitions. [2024-11-25 03:47:45,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-25 03:47:45,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:45,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:45,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:45,493 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-25 03:47:47,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:47,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 47 states and 50 transitions. [2024-11-25 03:47:47,420 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 50 transitions. [2024-11-25 03:47:47,420 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 03:47:47,420 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 34 iterations. [2024-11-25 03:47:47,430 INFO L726 CodeCheckObserver]: All specifications hold 18 specifications checked. All of them hold [2024-11-25 03:47:48,608 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 618) no Hoare annotation was computed. [2024-11-25 03:47:48,608 INFO L77 FloydHoareUtils]: At program point L572(line 572) the Hoare annotation is: true [2024-11-25 03:47:48,609 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW(line 602) no Hoare annotation was computed. [2024-11-25 03:47:48,609 INFO L77 FloydHoareUtils]: At program point L622(line 622) the Hoare annotation is: (= |ULTIMATE.start_main_~len~0#1| 2) [2024-11-25 03:47:48,609 INFO L77 FloydHoareUtils]: At program point L622-2(lines 622 627) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~len~0#1| 2) (<= |ULTIMATE.start_main_~i~0#1| 1)) [2024-11-25 03:47:48,609 INFO L77 FloydHoareUtils]: At program point L622-4(line 622) the Hoare annotation is: (and (<= |ULTIMATE.start_main_#t~post15#1| 1) (= |ULTIMATE.start_main_~len~0#1| 2) (<= 0 |ULTIMATE.start_main_#t~post15#1|)) [2024-11-25 03:47:48,609 INFO L77 FloydHoareUtils]: At program point L622-5(line 622) the Hoare annotation is: (and (<= |ULTIMATE.start_main_#t~post15#1| 1) (= |ULTIMATE.start_main_~len~0#1| 2)) [2024-11-25 03:47:48,610 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 613 632) the Hoare annotation is: true [2024-11-25 03:47:48,610 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 609) no Hoare annotation was computed. [2024-11-25 03:47:48,610 INFO L77 FloydHoareUtils]: At program point L622-6(lines 622 627) the Hoare annotation is: (and (= |ULTIMATE.start_main_~len~0#1| 2) (<= |ULTIMATE.start_main_~i~0#1| 1)) [2024-11-25 03:47:48,610 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 585) no Hoare annotation was computed. [2024-11-25 03:47:48,610 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW(line 622) no Hoare annotation was computed. [2024-11-25 03:47:48,610 INFO L77 FloydHoareUtils]: At program point L623(line 623) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~len~0#1| 2) (<= |ULTIMATE.start_main_~i~0#1| 1)) [2024-11-25 03:47:48,611 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 618) no Hoare annotation was computed. [2024-11-25 03:47:48,611 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 585) no Hoare annotation was computed. [2024-11-25 03:47:48,611 INFO L77 FloydHoareUtils]: At program point L607-3(lines 607 610) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (< |ULTIMATE.start_main_~i~0#1| 1) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse0 (= |ULTIMATE.start_sll_update_at_~index#1| |ULTIMATE.start_main_~i~0#1|)) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_sll_update_at_~index#1| 1) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 1)))) [2024-11-25 03:47:48,611 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW(line 622) no Hoare annotation was computed. [2024-11-25 03:47:48,611 INFO L77 FloydHoareUtils]: At program point L624(lines 624 626) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~len~0#1| 2) (<= |ULTIMATE.start_main_~i~0#1| 1)) [2024-11-25 03:47:48,611 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 618) no Hoare annotation was computed. [2024-11-25 03:47:48,612 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 03:47:48,612 INFO L77 FloydHoareUtils]: At program point L600-3(lines 600 603) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~len~0#1| 2))) (or (and (< |ULTIMATE.start_sll_get_data_at_~index#1| 1) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 1)) (and (<= 1 |ULTIMATE.start_sll_get_data_at_~index#1|) (<= |ULTIMATE.start_sll_get_data_at_~index#1| 1) (= |ULTIMATE.start_sll_get_data_at_~index#1| |ULTIMATE.start_main_~i~0#1|) .cse0))) [2024-11-25 03:47:48,612 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW(line 622) no Hoare annotation was computed. [2024-11-25 03:47:48,612 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)) [2024-11-25 03:47:48,612 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))) [2024-11-25 03:47:48,612 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)) [2024-11-25 03:47:48,612 INFO L77 FloydHoareUtils]: At program point L593-3(lines 593 597) the Hoare annotation is: true [2024-11-25 03:47:48,613 INFO L77 FloydHoareUtils]: At program point L618(line 618) the Hoare annotation is: (= |ULTIMATE.start_main_~len~0#1| 2) [2024-11-25 03:47:48,613 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW(line 622) no Hoare annotation was computed. [2024-11-25 03:47:48,613 INFO L77 FloydHoareUtils]: At program point L618-1(line 618) the Hoare annotation is: (= |ULTIMATE.start_main_~len~0#1| 2) [2024-11-25 03:47:48,613 INFO L77 FloydHoareUtils]: At program point L618-3(lines 618 621) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~len~0#1| 2) (<= |ULTIMATE.start_main_~i~0#1| 1)) [2024-11-25 03:47:48,613 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 (<= 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))) [2024-11-25 03:47:48,613 INFO L77 FloydHoareUtils]: At program point L585-4(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))) [2024-11-25 03:47:48,614 INFO L77 FloydHoareUtils]: At program point L618-5(line 618) the Hoare annotation is: (and (<= |ULTIMATE.start_main_#t~post13#1| 1) (<= 0 |ULTIMATE.start_main_#t~post13#1|) (= |ULTIMATE.start_main_~len~0#1| 2)) [2024-11-25 03:47:48,614 INFO L77 FloydHoareUtils]: At program point L585-5(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))) [2024-11-25 03:47:48,614 INFO L77 FloydHoareUtils]: At program point L618-6(line 618) the Hoare annotation is: (and (<= |ULTIMATE.start_main_#t~post13#1| 1) (= |ULTIMATE.start_main_~len~0#1| 2)) [2024-11-25 03:47:48,614 INFO L77 FloydHoareUtils]: At program point L618-7(lines 618 621) the Hoare annotation is: (and (= |ULTIMATE.start_main_~len~0#1| 2) (<= |ULTIMATE.start_main_~i~0#1| 1)) [2024-11-25 03:47:48,614 INFO L77 FloydHoareUtils]: At program point L618-8(lines 618 621) the Hoare annotation is: (= |ULTIMATE.start_main_~len~0#1| 2) [2024-11-25 03:47:48,614 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 619) no Hoare annotation was computed. [2024-11-25 03:47:48,614 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)) [2024-11-25 03:47:48,615 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)) [2024-11-25 03:47:48,615 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW(line 623) no Hoare annotation was computed. [2024-11-25 03:47:48,615 INFO L77 FloydHoareUtils]: At program point L619(line 619) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~len~0#1| 2) (<= |ULTIMATE.start_main_~i~0#1| 1)) [2024-11-25 03:47:48,615 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-25 03:47:48,615 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 619) no Hoare annotation was computed. [2024-11-25 03:47:48,615 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW(line 623) no Hoare annotation was computed. [2024-11-25 03:47:48,615 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 618) no Hoare annotation was computed. [2024-11-25 03:47:48,616 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW(line 602) no Hoare annotation was computed. [2024-11-25 03:47:48,616 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 609) no Hoare annotation was computed. [2024-11-25 03:47:48,625 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-25 03:47:48,626 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-11-25 03:47:48,626 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-25 03:47:48,626 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-25 03:47:48,626 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-11-25 03:47:48,630 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len [2024-11-25 03:47:48,630 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-11-25 03:47:48,630 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len [2024-11-25 03:47:48,630 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len [2024-11-25 03:47:48,630 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-11-25 03:47:48,631 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-25 03:47:48,631 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-25 03:47:48,631 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-11-25 03:47:48,631 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-25 03:47:48,631 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-25 03:47:48,631 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-11-25 03:47:48,632 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-25 03:47:48,634 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 03:47:48 ImpRootNode [2024-11-25 03:47:48,634 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 03:47:48,635 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 03:47:48,635 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 03:47:48,635 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 03:47:48,636 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:47:28" (3/4) ... [2024-11-25 03:47:48,638 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 03:47:48,647 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2024-11-25 03:47:48,647 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-25 03:47:48,648 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-25 03:47:48,648 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 03:47:48,746 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a8128c-0450-4b72-b051-1e967bdd78ed/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 03:47:48,746 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a8128c-0450-4b72-b051-1e967bdd78ed/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 03:47:48,747 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 03:47:48,748 INFO L158 Benchmark]: Toolchain (without parser) took 21964.75ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 92.8MB in the beginning and 299.8MB in the end (delta: -207.0MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2024-11-25 03:47:48,748 INFO L158 Benchmark]: CDTParser took 1.68ms. Allocated memory is still 167.8MB. Free memory is still 103.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:47:48,749 INFO L158 Benchmark]: CACSL2BoogieTranslator took 442.50ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 74.8MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 03:47:48,749 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.31ms. Allocated memory is still 117.4MB. Free memory was 74.8MB in the beginning and 73.0MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:47:48,749 INFO L158 Benchmark]: Boogie Preprocessor took 31.26ms. Allocated memory is still 117.4MB. Free memory was 73.0MB in the beginning and 71.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:47:48,750 INFO L158 Benchmark]: RCFGBuilder took 737.04ms. Allocated memory is still 117.4MB. Free memory was 71.5MB in the beginning and 49.8MB in the end (delta: 21.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 03:47:48,750 INFO L158 Benchmark]: CodeCheck took 20590.06ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 49.8MB in the beginning and 307.9MB in the end (delta: -258.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:47:48,750 INFO L158 Benchmark]: Witness Printer took 112.13ms. Allocated memory is still 352.3MB. Free memory was 307.9MB in the beginning and 299.8MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:47:48,752 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, 48 locations, 18 error locations. Started 1 CEGAR loops. OverallTime: 19.3s, OverallIterations: 34, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2279 SdHoareTripleChecker+Valid, 16.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1532 mSDsluCounter, 641 SdHoareTripleChecker+Invalid, 14.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 130 mSDsCounter, 2083 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7407 IncrementalHoareTripleChecker+Invalid, 9490 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2083 mSolverCounterUnsat, 511 mSDtfsCounter, 7407 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4803 GetRequests, 4514 SyntacticMatches, 47 SemanticMatches, 242 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25616 ImplicationChecksByTransitivity, 13.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.4s InterpolantComputationTime, 666 NumberOfCodeBlocks, 666 NumberOfCodeBlocksAsserted, 33 NumberOfCheckSat, 633 ConstructedInterpolants, 0 QuantifiedInterpolants, 1688 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 33 InterpolantComputations, 26 PerfectInterpolantSequences, 234/245 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: 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: 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: 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: 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 - 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 18 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: ((index < 1) || ((1 <= index) && (index <= 1))) - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: (((2 == len) && (len == 2)) || ((len <= 1) && (len == 2))) - InvariantResult [Line: 618]: Loop Invariant Derived loop invariant: ((len == 2) && (i <= 1)) - InvariantResult [Line: 624]: Location Invariant Derived location invariant: (((0 <= i) && (len == 2)) && (i <= 1)) - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: ((len == 2) && (i <= 1)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.68ms. Allocated memory is still 167.8MB. Free memory is still 103.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 442.50ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 74.8MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.31ms. Allocated memory is still 117.4MB. Free memory was 74.8MB in the beginning and 73.0MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.26ms. Allocated memory is still 117.4MB. Free memory was 73.0MB in the beginning and 71.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 737.04ms. Allocated memory is still 117.4MB. Free memory was 71.5MB in the beginning and 49.8MB in the end (delta: 21.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 20590.06ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 49.8MB in the beginning and 307.9MB in the end (delta: -258.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 112.13ms. Allocated memory is still 352.3MB. Free memory was 307.9MB in the beginning and 299.8MB in the end (delta: 8.1MB). 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: ~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: ~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: ~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 RESULT: Ultimate proved your program to be correct! [2024-11-25 03:47:48,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a8128c-0450-4b72-b051-1e967bdd78ed/bin/ukojak-verify-ENZ3QT5qd3/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