./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-properties/alternating_list-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc79533-f2c8-477f-9143-416441291825/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc79533-f2c8-477f-9143-416441291825/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_5dc79533-f2c8-477f-9143-416441291825/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc79533-f2c8-477f-9143-416441291825/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/list-properties/alternating_list-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc79533-f2c8-477f-9143-416441291825/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc79533-f2c8-477f-9143-416441291825/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 941f3dd0e4566f414ae914eed10af26405f8e9f2f3d427c146090b07336d2fc2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:17:18,201 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:17:18,312 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc79533-f2c8-477f-9143-416441291825/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:17:18,322 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:17:18,325 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:17:18,371 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:17:18,373 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:17:18,374 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:17:18,374 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:17:18,375 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:17:18,376 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:17:18,376 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:17:18,376 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:17:18,377 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:17:18,377 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:17:18,377 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:17:18,378 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:17:18,378 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:17:18,378 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:17:18,379 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:17:18,379 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:17:18,379 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:17:18,379 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:17:18,379 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:17:18,379 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:17:18,380 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:17:18,380 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:17:18,380 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:17:18,380 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:17:18,380 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:17:18,380 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:17:18,380 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:17:18,380 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:17:18,381 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_5dc79533-f2c8-477f-9143-416441291825/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 ! call(reach_error())) ) 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 -> 941f3dd0e4566f414ae914eed10af26405f8e9f2f3d427c146090b07336d2fc2 [2024-11-13 23:17:18,759 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:17:18,774 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:17:18,779 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:17:18,780 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:17:18,781 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:17:18,782 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc79533-f2c8-477f-9143-416441291825/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/list-properties/alternating_list-1.i Unable to find full path for "g++" [2024-11-13 23:17:21,086 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:17:21,613 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:17:21,617 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc79533-f2c8-477f-9143-416441291825/sv-benchmarks/c/list-properties/alternating_list-1.i [2024-11-13 23:17:21,644 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc79533-f2c8-477f-9143-416441291825/bin/ukojak-verify-EEHR8qb7sm/data/fe84d79a9/732be13755ab4493a026a69578a01b10/FLAG83c1778b5 [2024-11-13 23:17:21,674 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc79533-f2c8-477f-9143-416441291825/bin/ukojak-verify-EEHR8qb7sm/data/fe84d79a9/732be13755ab4493a026a69578a01b10 [2024-11-13 23:17:21,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:17:21,681 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:17:21,683 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:17:21,683 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:17:21,689 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:17:21,691 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:17:21" (1/1) ... [2024-11-13 23:17:21,692 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57cb351f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:21, skipping insertion in model container [2024-11-13 23:17:21,693 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:17:21" (1/1) ... [2024-11-13 23:17:21,752 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:17:22,271 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc79533-f2c8-477f-9143-416441291825/sv-benchmarks/c/list-properties/alternating_list-1.i[23574,23587] [2024-11-13 23:17:22,277 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:17:22,291 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:17:22,345 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc79533-f2c8-477f-9143-416441291825/sv-benchmarks/c/list-properties/alternating_list-1.i[23574,23587] [2024-11-13 23:17:22,346 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:17:22,375 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:17:22,376 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:22 WrapperNode [2024-11-13 23:17:22,376 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:17:22,377 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:17:22,377 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:17:22,378 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:17:22,383 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:22" (1/1) ... [2024-11-13 23:17:22,394 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:22" (1/1) ... [2024-11-13 23:17:22,417 INFO L138 Inliner]: procedures = 124, calls = 23, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 83 [2024-11-13 23:17:22,418 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:17:22,418 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:17:22,418 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:17:22,418 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:17:22,427 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:22" (1/1) ... [2024-11-13 23:17:22,428 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:22" (1/1) ... [2024-11-13 23:17:22,432 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:22" (1/1) ... [2024-11-13 23:17:22,434 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:22" (1/1) ... [2024-11-13 23:17:22,441 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:22" (1/1) ... [2024-11-13 23:17:22,445 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:22" (1/1) ... [2024-11-13 23:17:22,446 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:22" (1/1) ... [2024-11-13 23:17:22,448 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:22" (1/1) ... [2024-11-13 23:17:22,450 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:17:22,451 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:17:22,451 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:17:22,451 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:17:22,452 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:22" (1/1) ... [2024-11-13 23:17:22,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:17:22,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc79533-f2c8-477f-9143-416441291825/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:17:22,501 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc79533-f2c8-477f-9143-416441291825/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:17:22,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc79533-f2c8-477f-9143-416441291825/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:17:22,537 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2024-11-13 23:17:22,537 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2024-11-13 23:17:22,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 23:17:22,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 23:17:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 23:17:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:17:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 23:17:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 23:17:22,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:17:22,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:17:22,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:17:22,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:17:22,687 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:17:22,689 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:17:22,724 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2024-11-13 23:17:22,912 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-13 23:17:22,912 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:17:22,961 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:17:22,962 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 23:17:22,962 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:17:22 BoogieIcfgContainer [2024-11-13 23:17:22,962 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:17:22,963 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:17:22,963 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:17:22,976 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:17:22,976 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:17:22" (1/1) ... [2024-11-13 23:17:22,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:17:23,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:23,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2024-11-13 23:17:23,051 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2024-11-13 23:17:23,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:17:23,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:23,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:23,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:23,251 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 23:17:23,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:23,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2024-11-13 23:17:23,279 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2024-11-13 23:17:23,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:17:23,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:23,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:23,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:23,708 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 23:17:23,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:23,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 41 transitions. [2024-11-13 23:17:23,852 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2024-11-13 23:17:23,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:17:23,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:23,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:23,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:24,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:17:25,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:25,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 42 states and 59 transitions. [2024-11-13 23:17:25,601 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 59 transitions. [2024-11-13 23:17:25,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:17:25,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:25,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:25,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:25,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:17:26,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:26,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 45 states and 63 transitions. [2024-11-13 23:17:26,215 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2024-11-13 23:17:26,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 23:17:26,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:26,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:26,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:26,989 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:17:27,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:27,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 51 states and 76 transitions. [2024-11-13 23:17:27,629 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 76 transitions. [2024-11-13 23:17:27,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 23:17:27,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:27,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:27,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:28,439 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:17:31,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:31,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 63 states and 101 transitions. [2024-11-13 23:17:31,130 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 101 transitions. [2024-11-13 23:17:31,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 23:17:31,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:31,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:31,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:32,230 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:17:32,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:32,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 67 states and 110 transitions. [2024-11-13 23:17:32,934 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 110 transitions. [2024-11-13 23:17:32,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 23:17:32,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:32,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:32,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:33,065 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 23:17:33,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:33,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 68 states and 113 transitions. [2024-11-13 23:17:33,816 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 113 transitions. [2024-11-13 23:17:33,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 23:17:33,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:33,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:33,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:35,813 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:17:41,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:41,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 84 states and 143 transitions. [2024-11-13 23:17:41,766 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 143 transitions. [2024-11-13 23:17:41,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 23:17:41,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:41,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:41,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:43,579 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:17:45,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:45,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 88 states and 154 transitions. [2024-11-13 23:17:45,094 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 154 transitions. [2024-11-13 23:17:45,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 23:17:45,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:45,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:45,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:48,342 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:17:52,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:52,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 98 states and 180 transitions. [2024-11-13 23:17:52,552 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 180 transitions. [2024-11-13 23:17:52,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 23:17:52,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:52,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:52,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:53,717 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:17:54,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:54,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 100 states and 185 transitions. [2024-11-13 23:17:54,428 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 185 transitions. [2024-11-13 23:17:54,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 23:17:54,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:54,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:54,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:54,502 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 23:17:55,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:55,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 103 states and 185 transitions. [2024-11-13 23:17:55,891 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 185 transitions. [2024-11-13 23:17:55,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 23:17:55,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:55,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:55,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:57,816 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 3 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:04,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:04,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 115 states and 208 transitions. [2024-11-13 23:18:04,073 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 208 transitions. [2024-11-13 23:18:04,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:18:04,073 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:04,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:04,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:05,435 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 23:18:06,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:06,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 117 states and 211 transitions. [2024-11-13 23:18:06,425 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 211 transitions. [2024-11-13 23:18:06,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 23:18:06,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:06,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:06,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:09,776 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:15,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:15,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 127 states and 237 transitions. [2024-11-13 23:18:15,347 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 237 transitions. [2024-11-13 23:18:15,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 23:18:15,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:15,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:15,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:16,858 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:17,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:17,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 129 states and 241 transitions. [2024-11-13 23:18:17,619 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 241 transitions. [2024-11-13 23:18:17,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 23:18:17,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:17,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:17,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:21,242 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:33,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:33,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 146 states and 284 transitions. [2024-11-13 23:18:33,786 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 284 transitions. [2024-11-13 23:18:33,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:18:33,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:33,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:33,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:39,071 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:46,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:46,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 154 states and 304 transitions. [2024-11-13 23:18:46,469 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 304 transitions. [2024-11-13 23:18:46,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 23:18:46,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:46,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:46,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:53,430 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:04,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:04,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 164 states and 332 transitions. [2024-11-13 23:19:04,251 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 332 transitions. [2024-11-13 23:19:04,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 23:19:04,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:04,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:04,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:08,637 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:23,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:23,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 180 states and 364 transitions. [2024-11-13 23:19:23,873 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 364 transitions. [2024-11-13 23:19:23,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 23:19:23,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:23,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:23,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:27,537 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 73 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:19:30,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:30,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 182 states and 370 transitions. [2024-11-13 23:19:30,863 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 370 transitions. [2024-11-13 23:19:30,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 23:19:30,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:30,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:30,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:35,732 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:44,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:44,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 192 states and 400 transitions. [2024-11-13 23:19:44,428 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 400 transitions. [2024-11-13 23:19:44,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 23:19:44,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:44,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:44,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:47,696 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:50,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:50,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 194 states and 405 transitions. [2024-11-13 23:19:50,928 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 405 transitions. [2024-11-13 23:19:50,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 23:19:50,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:50,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:50,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:58,592 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:20:21,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:21,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 211 states and 449 transitions. [2024-11-13 23:20:21,932 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 449 transitions. [2024-11-13 23:20:21,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 23:20:21,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:21,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:21,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:27,957 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:20:35,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:35,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 214 states and 453 transitions. [2024-11-13 23:20:35,057 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 453 transitions. [2024-11-13 23:20:35,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 23:20:35,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:35,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:35,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:38,136 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 2 proven. 93 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 23:20:42,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:42,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 218 states and 462 transitions. [2024-11-13 23:20:42,031 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 462 transitions. [2024-11-13 23:20:42,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 23:20:42,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:42,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:42,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:44,085 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 23:20:45,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:45,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 220 states and 467 transitions. [2024-11-13 23:20:45,306 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 467 transitions. [2024-11-13 23:20:45,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 23:20:45,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:45,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:45,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:49,294 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:20:55,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:55,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 226 states and 482 transitions. [2024-11-13 23:20:55,976 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 482 transitions. [2024-11-13 23:20:55,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 23:20:55,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:55,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:56,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:01,842 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:21:11,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:11,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 234 states and 505 transitions. [2024-11-13 23:21:11,914 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 505 transitions. [2024-11-13 23:21:11,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:21:11,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:11,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:21:11,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:21,046 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 7 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:21:51,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:51,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 254 states and 550 transitions. [2024-11-13 23:21:51,117 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 550 transitions. [2024-11-13 23:21:51,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 23:21:51,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:51,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:21:51,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:55,533 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 107 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:22:05,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:05,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 263 states and 567 transitions. [2024-11-13 23:22:05,888 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 567 transitions. [2024-11-13 23:22:05,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 23:22:05,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:05,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:05,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:14,249 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:22:25,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:25,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 269 states and 587 transitions. [2024-11-13 23:22:25,817 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 587 transitions. [2024-11-13 23:22:25,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-13 23:22:25,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:25,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:25,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:38,878 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 4 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:23:23,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:23,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 291 states and 646 transitions. [2024-11-13 23:23:23,780 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 646 transitions. [2024-11-13 23:23:23,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-13 23:23:23,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:23,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:23,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:40,431 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:23:56,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:56,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 294 states and 649 transitions. [2024-11-13 23:23:56,963 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 649 transitions. [2024-11-13 23:23:56,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 23:23:56,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:56,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:57,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:08,125 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 23:24:20,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:20,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 298 states and 655 transitions. [2024-11-13 23:24:20,665 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 655 transitions. [2024-11-13 23:24:20,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-13 23:24:20,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:20,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:20,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:36,971 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:24:56,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:56,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 304 states and 677 transitions. [2024-11-13 23:24:56,623 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 677 transitions. [2024-11-13 23:24:56,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 23:24:56,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:56,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:56,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:13,437 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:25:44,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:44,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 316 states and 712 transitions. [2024-11-13 23:25:44,749 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 712 transitions. [2024-11-13 23:25:44,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 23:25:44,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:44,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:25:44,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:56,478 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:26:11,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:11,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 321 states and 726 transitions. [2024-11-13 23:26:11,999 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 726 transitions. [2024-11-13 23:26:12,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 23:26:12,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:12,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:26:12,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:24,895 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 9 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:27:03,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:03,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 337 states and 767 transitions. [2024-11-13 23:27:03,331 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 767 transitions. [2024-11-13 23:27:03,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 23:27:03,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:03,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:27:03,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:14,553 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 23:27:23,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:23,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 339 states and 770 transitions. [2024-11-13 23:27:23,836 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 770 transitions. [2024-11-13 23:27:23,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-13 23:27:23,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:23,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:27:23,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:40,380 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 149 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:28:01,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:01,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 345 states and 784 transitions. [2024-11-13 23:28:01,939 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 784 transitions. [2024-11-13 23:28:01,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-13 23:28:01,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:01,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:28:02,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:19,509 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 138 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:28:45,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:45,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 355 states and 815 transitions. [2024-11-13 23:28:45,561 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 815 transitions. [2024-11-13 23:28:45,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-13 23:28:45,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:45,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:28:45,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:05,158 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 138 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:29:30,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:30,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 361 states and 834 transitions. [2024-11-13 23:29:30,014 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 834 transitions. [2024-11-13 23:29:30,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-13 23:29:30,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:30,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:29:30,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:54,020 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:31:03,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:31:03,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 381 states and 890 transitions. [2024-11-13 23:31:03,477 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 890 transitions. [2024-11-13 23:31:03,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-13 23:31:03,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:31:03,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:31:03,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat