./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-numeric/twisted.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccd7e630-0734-4d5f-8afb-aa9fa6caa233/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccd7e630-0734-4d5f-8afb-aa9fa6caa233/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccd7e630-0734-4d5f-8afb-aa9fa6caa233/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccd7e630-0734-4d5f-8afb-aa9fa6caa233/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-numeric/twisted.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccd7e630-0734-4d5f-8afb-aa9fa6caa233/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccd7e630-0734-4d5f-8afb-aa9fa6caa233/bin/ukojak-verify-1t5iHCbJaC --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 64bit --witnessprinter.graph.data.programhash 1b68c797f7da07f29717590596e5fa31674f85e16d7b32a9335da92aff43a272 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:09:05,275 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:09:05,459 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccd7e630-0734-4d5f-8afb-aa9fa6caa233/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:09:05,464 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:09:05,465 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:09:05,497 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:09:05,498 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:09:05,500 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:09:05,501 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:09:05,507 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:09:05,508 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:09:05,509 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:09:05,510 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:09:05,512 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:09:05,512 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:09:05,513 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:09:05,513 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:09:05,514 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:09:05,514 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:09:05,515 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:09:05,515 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:09:05,516 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:09:05,516 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:09:05,517 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:09:05,517 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:09:05,518 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:09:05,518 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:09:05,519 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:09:05,519 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:09:05,519 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:09:05,520 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:09:05,520 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:09:05,521 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccd7e630-0734-4d5f-8afb-aa9fa6caa233/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccd7e630-0734-4d5f-8afb-aa9fa6caa233/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b68c797f7da07f29717590596e5fa31674f85e16d7b32a9335da92aff43a272 [2023-11-23 20:09:05,910 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:09:05,948 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:09:05,951 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:09:05,952 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:09:05,954 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:09:05,956 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccd7e630-0734-4d5f-8afb-aa9fa6caa233/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/termination-numeric/twisted.c [2023-11-23 20:09:09,329 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:09:09,616 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:09:09,617 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccd7e630-0734-4d5f-8afb-aa9fa6caa233/sv-benchmarks/c/termination-numeric/twisted.c [2023-11-23 20:09:09,626 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccd7e630-0734-4d5f-8afb-aa9fa6caa233/bin/ukojak-verify-1t5iHCbJaC/data/fbd68c4ce/77cf6773657e435aa25698ac2ae7499e/FLAG83a684bb0 [2023-11-23 20:09:09,645 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccd7e630-0734-4d5f-8afb-aa9fa6caa233/bin/ukojak-verify-1t5iHCbJaC/data/fbd68c4ce/77cf6773657e435aa25698ac2ae7499e [2023-11-23 20:09:09,651 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:09:09,654 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:09:09,659 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:09:09,659 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:09:09,665 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:09:09,666 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:09:09" (1/1) ... [2023-11-23 20:09:09,669 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24788c49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:09, skipping insertion in model container [2023-11-23 20:09:09,671 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:09:09" (1/1) ... [2023-11-23 20:09:09,697 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:09:09,913 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:09:09,919 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:09:09,933 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:09:09,945 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:09:09,946 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:09 WrapperNode [2023-11-23 20:09:09,946 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:09:09,947 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:09:09,947 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:09:09,947 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:09:09,956 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:09" (1/1) ... [2023-11-23 20:09:09,961 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:09" (1/1) ... [2023-11-23 20:09:09,983 INFO L138 Inliner]: procedures = 5, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 47 [2023-11-23 20:09:09,983 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:09:09,984 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:09:09,984 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:09:09,985 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:09:09,995 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:09" (1/1) ... [2023-11-23 20:09:09,996 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:09" (1/1) ... [2023-11-23 20:09:09,997 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:09" (1/1) ... [2023-11-23 20:09:09,997 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:09" (1/1) ... [2023-11-23 20:09:10,000 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:09" (1/1) ... [2023-11-23 20:09:10,005 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:09" (1/1) ... [2023-11-23 20:09:10,006 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:09" (1/1) ... [2023-11-23 20:09:10,007 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:09" (1/1) ... [2023-11-23 20:09:10,009 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:09:10,010 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:09:10,010 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:09:10,010 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:09:10,011 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:09" (1/1) ... [2023-11-23 20:09:10,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:09:10,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccd7e630-0734-4d5f-8afb-aa9fa6caa233/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:09:10,052 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccd7e630-0734-4d5f-8afb-aa9fa6caa233/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:09:10,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccd7e630-0734-4d5f-8afb-aa9fa6caa233/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:09:10,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:09:10,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:09:10,158 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:09:10,161 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:09:10,390 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:09:10,436 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:09:10,438 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:09:10,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:09:10 BoogieIcfgContainer [2023-11-23 20:09:10,441 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:09:10,442 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:09:10,443 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:09:10,457 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:09:10,458 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:09:10" (1/1) ... [2023-11-23 20:09:10,468 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:09:10,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:10,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2023-11-23 20:09:10,525 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2023-11-23 20:09:10,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:09:10,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:10,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:10,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:10,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:10,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:10,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2023-11-23 20:09:10,717 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2023-11-23 20:09:10,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:09:10,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:10,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:10,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:10,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:10,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:10,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2023-11-23 20:09:10,962 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2023-11-23 20:09:10,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:09:10,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:10,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:10,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:11,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:11,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:11,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2023-11-23 20:09:11,231 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2023-11-23 20:09:11,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:09:11,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:11,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:11,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:11,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:11,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:11,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 47 transitions. [2023-11-23 20:09:11,522 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2023-11-23 20:09:11,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:09:11,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:11,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:11,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:11,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:11,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:11,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-23 20:09:11,781 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-23 20:09:11,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:09:11,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:11,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:11,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:11,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:12,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:12,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 68 transitions. [2023-11-23 20:09:12,320 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 68 transitions. [2023-11-23 20:09:12,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:09:12,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:12,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:12,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:12,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:12,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:12,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 45 states and 76 transitions. [2023-11-23 20:09:12,731 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 76 transitions. [2023-11-23 20:09:12,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:09:12,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:12,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:12,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:12,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:12,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:12,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 47 states and 79 transitions. [2023-11-23 20:09:12,906 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 79 transitions. [2023-11-23 20:09:12,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:09:12,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:12,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:12,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:13,035 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:13,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:13,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 51 states and 87 transitions. [2023-11-23 20:09:13,231 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 87 transitions. [2023-11-23 20:09:13,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:09:13,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:13,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:13,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:13,355 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:13,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:13,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 55 states and 104 transitions. [2023-11-23 20:09:13,833 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 104 transitions. [2023-11-23 20:09:13,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:09:13,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:13,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:13,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:13,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:14,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:14,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 58 states and 110 transitions. [2023-11-23 20:09:14,337 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 110 transitions. [2023-11-23 20:09:14,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:09:14,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:14,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:14,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:14,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:09:14,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:14,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 62 states and 115 transitions. [2023-11-23 20:09:14,719 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 115 transitions. [2023-11-23 20:09:14,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:09:14,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:14,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:14,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:14,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:15,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:15,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 68 states and 130 transitions. [2023-11-23 20:09:15,714 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 130 transitions. [2023-11-23 20:09:15,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:09:15,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:15,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:15,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:15,840 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:16,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:16,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 72 states and 145 transitions. [2023-11-23 20:09:16,498 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 145 transitions. [2023-11-23 20:09:16,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:09:16,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:16,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:16,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:16,526 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:16,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:16,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 73 states and 146 transitions. [2023-11-23 20:09:16,753 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 146 transitions. [2023-11-23 20:09:16,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:09:16,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:16,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:16,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:16,782 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:17,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:17,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 74 states and 149 transitions. [2023-11-23 20:09:17,035 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 149 transitions. [2023-11-23 20:09:17,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:09:17,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:17,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:17,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:17,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:18,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:18,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 81 states and 166 transitions. [2023-11-23 20:09:18,174 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 166 transitions. [2023-11-23 20:09:18,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:09:18,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:18,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:18,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:18,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:18,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:18,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 86 states and 175 transitions. [2023-11-23 20:09:18,987 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 175 transitions. [2023-11-23 20:09:18,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:09:18,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:18,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:19,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:19,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:09:19,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:19,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 87 states and 176 transitions. [2023-11-23 20:09:19,226 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 176 transitions. [2023-11-23 20:09:19,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:09:19,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:19,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:19,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:19,297 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:19,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:19,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 90 states and 182 transitions. [2023-11-23 20:09:19,926 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 182 transitions. [2023-11-23 20:09:19,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:09:19,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:19,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:19,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:19,974 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:20,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:20,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 93 states and 189 transitions. [2023-11-23 20:09:20,397 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 189 transitions. [2023-11-23 20:09:20,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:09:20,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:20,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:20,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:20,631 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:21,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:21,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 97 states and 199 transitions. [2023-11-23 20:09:21,080 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 199 transitions. [2023-11-23 20:09:21,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:09:21,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:21,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:21,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:21,104 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:09:21,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:21,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 100 states and 201 transitions. [2023-11-23 20:09:21,650 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 201 transitions. [2023-11-23 20:09:21,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:09:21,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:21,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:21,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:21,898 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:23,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:23,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 106 states and 212 transitions. [2023-11-23 20:09:23,326 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 212 transitions. [2023-11-23 20:09:23,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:09:23,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:23,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:23,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:23,350 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:23,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:23,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 108 states and 214 transitions. [2023-11-23 20:09:23,661 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 214 transitions. [2023-11-23 20:09:23,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:09:23,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:23,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:23,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:23,685 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:23,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:23,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 109 states and 215 transitions. [2023-11-23 20:09:23,775 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 215 transitions. [2023-11-23 20:09:23,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:09:23,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:23,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:23,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:23,841 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:09:24,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:24,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 110 states and 218 transitions. [2023-11-23 20:09:24,130 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 218 transitions. [2023-11-23 20:09:24,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:09:24,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:24,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:24,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:24,358 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:25,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:25,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 117 states and 237 transitions. [2023-11-23 20:09:25,657 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 237 transitions. [2023-11-23 20:09:25,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:09:25,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:25,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:25,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:25,700 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:09:25,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:25,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 119 states and 239 transitions. [2023-11-23 20:09:25,961 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 239 transitions. [2023-11-23 20:09:25,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:09:25,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:25,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:25,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:26,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:26,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:26,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 122 states and 246 transitions. [2023-11-23 20:09:26,902 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 246 transitions. [2023-11-23 20:09:26,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:09:26,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:26,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:26,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:26,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:27,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:27,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 125 states and 253 transitions. [2023-11-23 20:09:27,649 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 253 transitions. [2023-11-23 20:09:27,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:09:27,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:27,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:27,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:27,696 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:09:28,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:28,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 128 states and 258 transitions. [2023-11-23 20:09:28,486 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 258 transitions. [2023-11-23 20:09:28,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:09:28,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:28,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:28,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:28,730 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:29,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:29,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 132 states and 273 transitions. [2023-11-23 20:09:29,910 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 273 transitions. [2023-11-23 20:09:29,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:09:29,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:29,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:29,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:29,944 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:30,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:30,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 133 states and 273 transitions. [2023-11-23 20:09:30,375 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 273 transitions. [2023-11-23 20:09:30,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:09:30,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:30,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:30,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:30,431 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:30,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:30,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 135 states and 275 transitions. [2023-11-23 20:09:30,822 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 275 transitions. [2023-11-23 20:09:30,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:09:30,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:30,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:30,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:31,132 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:32,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:32,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 141 states and 297 transitions. [2023-11-23 20:09:32,804 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 297 transitions. [2023-11-23 20:09:32,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:09:32,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:32,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:32,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:32,843 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:09:33,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:33,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 143 states and 299 transitions. [2023-11-23 20:09:33,677 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 299 transitions. [2023-11-23 20:09:33,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:09:33,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:33,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:33,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:33,756 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:09:34,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:34,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 145 states and 305 transitions. [2023-11-23 20:09:34,581 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 305 transitions. [2023-11-23 20:09:34,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:09:34,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:34,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:34,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:34,667 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:35,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:35,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 147 states and 307 transitions. [2023-11-23 20:09:35,099 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 307 transitions. [2023-11-23 20:09:35,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:09:35,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:35,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:35,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:35,138 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:09:35,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:35,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 148 states and 307 transitions. [2023-11-23 20:09:35,604 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 307 transitions. [2023-11-23 20:09:35,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:09:35,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:35,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:35,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:35,655 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:36,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:36,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 149 states and 309 transitions. [2023-11-23 20:09:36,097 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 309 transitions. [2023-11-23 20:09:36,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:09:36,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:36,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:36,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:36,137 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:36,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:36,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 150 states and 315 transitions. [2023-11-23 20:09:36,387 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 315 transitions. [2023-11-23 20:09:36,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:09:36,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:36,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:36,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:36,460 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:09:36,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:36,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 151 states and 316 transitions. [2023-11-23 20:09:36,883 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 316 transitions. [2023-11-23 20:09:36,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:09:36,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:36,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:36,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:37,417 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:39,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:39,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 154 states and 333 transitions. [2023-11-23 20:09:39,837 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 333 transitions. [2023-11-23 20:09:39,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:09:39,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:39,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:39,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:39,913 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:09:40,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:40,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 155 states and 334 transitions. [2023-11-23 20:09:40,310 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 334 transitions. [2023-11-23 20:09:40,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:09:40,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:40,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:40,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:40,347 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:40,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:40,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 158 states and 337 transitions. [2023-11-23 20:09:40,938 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 337 transitions. [2023-11-23 20:09:40,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:09:40,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:40,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:40,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:41,130 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:09:42,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:42,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 161 states and 341 transitions. [2023-11-23 20:09:42,462 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 341 transitions. [2023-11-23 20:09:42,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:09:42,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:42,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:42,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:42,519 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:43,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:43,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 164 states and 354 transitions. [2023-11-23 20:09:43,519 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 354 transitions. [2023-11-23 20:09:43,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:09:43,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:43,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:43,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:43,551 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:09:44,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:44,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 166 states and 355 transitions. [2023-11-23 20:09:44,254 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 355 transitions. [2023-11-23 20:09:44,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:09:44,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:44,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:44,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:44,307 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:09:44,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:44,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 167 states and 357 transitions. [2023-11-23 20:09:44,425 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 357 transitions. [2023-11-23 20:09:44,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:09:44,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:44,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:44,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:45,227 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:46,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:46,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 170 states and 361 transitions. [2023-11-23 20:09:46,747 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 361 transitions. [2023-11-23 20:09:46,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:09:46,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:46,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:46,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:47,195 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:49,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:49,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 176 states and 380 transitions. [2023-11-23 20:09:49,235 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 380 transitions. [2023-11-23 20:09:49,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:09:49,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:49,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:49,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:49,289 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:49,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:49,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 177 states and 388 transitions. [2023-11-23 20:09:49,866 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 388 transitions. [2023-11-23 20:09:49,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:09:49,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:49,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:49,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:50,287 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:09:51,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:51,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 181 states and 411 transitions. [2023-11-23 20:09:51,919 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 411 transitions. [2023-11-23 20:09:51,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:09:51,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:51,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:51,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:51,965 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:09:52,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:52,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 182 states and 411 transitions. [2023-11-23 20:09:52,657 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 411 transitions. [2023-11-23 20:09:52,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:09:52,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:52,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:52,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:53,043 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:53,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:53,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 186 states and 420 transitions. [2023-11-23 20:09:53,909 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 420 transitions. [2023-11-23 20:09:53,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:09:53,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:53,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:53,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:54,329 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:54,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:54,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 188 states and 424 transitions. [2023-11-23 20:09:54,889 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 424 transitions. [2023-11-23 20:09:54,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:09:54,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:54,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:54,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:55,313 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:55,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:55,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 190 states and 425 transitions. [2023-11-23 20:09:55,943 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 425 transitions. [2023-11-23 20:09:55,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:09:55,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:55,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:55,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:56,238 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:57,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:57,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 194 states and 438 transitions. [2023-11-23 20:09:57,725 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 438 transitions. [2023-11-23 20:09:57,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:09:57,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:57,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:57,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:57,824 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.