./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/McCarthyIterative.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_ba434ba3-c309-45e1-8c50-20911641473d/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba434ba3-c309-45e1-8c50-20911641473d/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_ba434ba3-c309-45e1-8c50-20911641473d/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba434ba3-c309-45e1-8c50-20911641473d/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/McCarthyIterative.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba434ba3-c309-45e1-8c50-20911641473d/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_ba434ba3-c309-45e1-8c50-20911641473d/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 faa806fd1be90697a522dfc0988145f6572d5d87fac98caf7aa5fe5b66e6095c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:17:18,366 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:17:18,447 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba434ba3-c309-45e1-8c50-20911641473d/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:17:18,453 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:17:18,453 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:17:18,497 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:17:18,498 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:17:18,499 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:17:18,500 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:17:18,501 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:17:18,501 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:17:18,502 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:17:18,503 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:17:18,503 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:17:18,504 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:17:18,504 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:17:18,505 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:17:18,506 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:17:18,506 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:17:18,507 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:17:18,508 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:17:18,508 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:17:18,509 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:17:18,509 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:17:18,510 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:17:18,511 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:17:18,511 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:17:18,512 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:17:18,512 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:17:18,513 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:17:18,522 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:17:18,522 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:17:18,523 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_ba434ba3-c309-45e1-8c50-20911641473d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba434ba3-c309-45e1-8c50-20911641473d/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> faa806fd1be90697a522dfc0988145f6572d5d87fac98caf7aa5fe5b66e6095c [2023-11-23 20:17:18,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:17:18,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:17:18,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:17:18,844 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:17:18,845 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:17:18,847 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba434ba3-c309-45e1-8c50-20911641473d/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/termination-restricted-15/McCarthyIterative.c [2023-11-23 20:17:22,129 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:17:22,389 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:17:22,390 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba434ba3-c309-45e1-8c50-20911641473d/sv-benchmarks/c/termination-restricted-15/McCarthyIterative.c [2023-11-23 20:17:22,398 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba434ba3-c309-45e1-8c50-20911641473d/bin/ukojak-verify-1t5iHCbJaC/data/bae0df2a4/e28f18cf5ffe4701b980af8b8b872043/FLAG656dd889d [2023-11-23 20:17:22,415 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba434ba3-c309-45e1-8c50-20911641473d/bin/ukojak-verify-1t5iHCbJaC/data/bae0df2a4/e28f18cf5ffe4701b980af8b8b872043 [2023-11-23 20:17:22,419 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:17:22,421 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:17:22,424 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:17:22,425 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:17:22,431 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:17:22,432 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:17:22" (1/1) ... [2023-11-23 20:17:22,436 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41171017 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:22, skipping insertion in model container [2023-11-23 20:17:22,437 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:17:22" (1/1) ... [2023-11-23 20:17:22,458 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:17:22,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:17:22,614 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:17:22,629 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:17:22,644 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:17:22,645 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:22 WrapperNode [2023-11-23 20:17:22,645 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:17:22,646 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:17:22,646 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:17:22,647 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:17:22,655 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:22" (1/1) ... [2023-11-23 20:17:22,660 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:22" (1/1) ... [2023-11-23 20:17:22,679 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 28 [2023-11-23 20:17:22,679 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:17:22,680 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:17:22,680 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:17:22,681 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:17:22,688 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:22" (1/1) ... [2023-11-23 20:17:22,689 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:22" (1/1) ... [2023-11-23 20:17:22,689 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:22" (1/1) ... [2023-11-23 20:17:22,689 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:22" (1/1) ... [2023-11-23 20:17:22,691 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:22" (1/1) ... [2023-11-23 20:17:22,694 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:22" (1/1) ... [2023-11-23 20:17:22,695 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:22" (1/1) ... [2023-11-23 20:17:22,696 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:22" (1/1) ... [2023-11-23 20:17:22,697 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:17:22,698 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:17:22,698 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:17:22,698 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:17:22,699 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:22" (1/1) ... [2023-11-23 20:17:22,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:17:22,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba434ba3-c309-45e1-8c50-20911641473d/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:17:22,742 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba434ba3-c309-45e1-8c50-20911641473d/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:17:22,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba434ba3-c309-45e1-8c50-20911641473d/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:17:22,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:17:22,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:17:22,857 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:17:22,860 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:17:22,957 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:17:23,018 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:17:23,018 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:17:23,020 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:17:23 BoogieIcfgContainer [2023-11-23 20:17:23,020 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:17:23,021 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:17:23,022 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:17:23,041 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:17:23,042 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:17:23" (1/1) ... [2023-11-23 20:17:23,054 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:17:23,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:23,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2023-11-23 20:17:23,120 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2023-11-23 20:17:23,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:17:23,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:23,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:23,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:23,297 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 20:17:23,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:23,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2023-11-23 20:17:23,365 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2023-11-23 20:17:23,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:17:23,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:23,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:23,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:23,410 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 20:17:23,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:23,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2023-11-23 20:17:23,468 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2023-11-23 20:17:23,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:17:23,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:23,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:23,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:23,551 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 20:17:23,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:23,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2023-11-23 20:17:23,627 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2023-11-23 20:17:23,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:17:23,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:23,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:23,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:23,710 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 20:17:23,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:23,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2023-11-23 20:17:23,855 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2023-11-23 20:17:23,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:17:23,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:23,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:23,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:23,930 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 20:17:24,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:24,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 28 states and 37 transitions. [2023-11-23 20:17:24,303 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2023-11-23 20:17:24,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:17:24,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:24,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:24,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:24,381 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 20:17:24,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:24,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2023-11-23 20:17:24,587 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2023-11-23 20:17:24,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:17:24,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:24,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:24,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:24,693 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 20:17:25,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:25,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2023-11-23 20:17:25,199 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2023-11-23 20:17:25,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:17:25,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:25,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:25,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:25,252 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 20:17:25,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:25,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2023-11-23 20:17:25,512 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2023-11-23 20:17:25,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:17:25,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:25,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:25,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:25,567 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:25,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:25,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 42 states and 63 transitions. [2023-11-23 20:17:25,931 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 63 transitions. [2023-11-23 20:17:25,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:17:25,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:25,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:25,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:26,002 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 20:17:26,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:26,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2023-11-23 20:17:26,118 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2023-11-23 20:17:26,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:17:26,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:26,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:26,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:26,206 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 20:17:26,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:26,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2023-11-23 20:17:26,535 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2023-11-23 20:17:26,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:17:26,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:26,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:26,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:26,579 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:26,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:26,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 45 states and 69 transitions. [2023-11-23 20:17:26,691 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 69 transitions. [2023-11-23 20:17:26,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:17:26,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:26,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:26,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:26,744 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 20:17:27,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:27,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 51 states and 80 transitions. [2023-11-23 20:17:27,282 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 80 transitions. [2023-11-23 20:17:27,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:17:27,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:27,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:27,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:27,320 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 20:17:27,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:27,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 55 states and 86 transitions. [2023-11-23 20:17:27,630 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 86 transitions. [2023-11-23 20:17:27,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:17:27,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:27,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:27,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:27,699 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:17:28,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:28,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 55 states and 85 transitions. [2023-11-23 20:17:28,028 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 85 transitions. [2023-11-23 20:17:28,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:17:28,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:28,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:28,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:28,112 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:28,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:28,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 55 states and 84 transitions. [2023-11-23 20:17:28,354 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 84 transitions. [2023-11-23 20:17:28,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:17:28,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:28,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:28,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:28,382 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:28,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:28,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 55 states and 83 transitions. [2023-11-23 20:17:28,562 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 83 transitions. [2023-11-23 20:17:28,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:17:28,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:28,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:28,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:28,583 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:28,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:28,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 55 states and 82 transitions. [2023-11-23 20:17:28,743 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 82 transitions. [2023-11-23 20:17:28,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:17:28,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:28,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:28,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:28,808 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:29,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:29,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 61 states and 93 transitions. [2023-11-23 20:17:29,435 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 93 transitions. [2023-11-23 20:17:29,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:17:29,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:29,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:29,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:29,505 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:17:29,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:29,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 65 states and 101 transitions. [2023-11-23 20:17:29,961 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 101 transitions. [2023-11-23 20:17:29,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:17:29,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:29,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:29,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:29,991 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:17:30,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:30,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 65 states and 100 transitions. [2023-11-23 20:17:30,342 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 100 transitions. [2023-11-23 20:17:30,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:17:30,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:30,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:30,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:30,384 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 20:17:30,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:30,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 65 states and 99 transitions. [2023-11-23 20:17:30,688 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 99 transitions. [2023-11-23 20:17:30,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:17:30,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:30,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:30,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:30,722 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 20:17:30,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:30,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 65 states and 98 transitions. [2023-11-23 20:17:30,925 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 98 transitions. [2023-11-23 20:17:30,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:17:30,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:30,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:30,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:30,955 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 20:17:31,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:31,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 65 states and 97 transitions. [2023-11-23 20:17:31,146 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 97 transitions. [2023-11-23 20:17:31,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:17:31,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:31,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:31,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:31,252 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:31,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:31,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 71 states and 108 transitions. [2023-11-23 20:17:31,989 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 108 transitions. [2023-11-23 20:17:31,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:17:31,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:31,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:31,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:32,048 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:17:32,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:32,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 75 states and 112 transitions. [2023-11-23 20:17:32,488 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 112 transitions. [2023-11-23 20:17:32,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:17:32,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:32,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:32,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:32,512 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-23 20:17:32,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:32,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 75 states and 111 transitions. [2023-11-23 20:17:32,903 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 111 transitions. [2023-11-23 20:17:32,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:17:32,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:32,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:32,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:32,931 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:17:33,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:33,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 75 states and 110 transitions. [2023-11-23 20:17:33,187 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 110 transitions. [2023-11-23 20:17:33,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:17:33,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:33,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:33,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:33,334 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:34,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:34,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 81 states and 121 transitions. [2023-11-23 20:17:34,148 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 121 transitions. [2023-11-23 20:17:34,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:17:34,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:34,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:34,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:34,191 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 2 proven. 36 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:17:34,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:34,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 85 states and 125 transitions. [2023-11-23 20:17:34,698 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 125 transitions. [2023-11-23 20:17:34,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:17:34,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:34,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:34,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:34,728 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-23 20:17:35,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:35,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 85 states and 124 transitions. [2023-11-23 20:17:35,234 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2023-11-23 20:17:35,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:17:35,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:35,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:35,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:35,282 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-11-23 20:17:35,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:35,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 85 states and 123 transitions. [2023-11-23 20:17:35,548 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2023-11-23 20:17:35,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:17:35,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:35,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:35,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:35,730 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:36,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:36,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 91 states and 134 transitions. [2023-11-23 20:17:36,640 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 134 transitions. [2023-11-23 20:17:36,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:17:36,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:36,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:36,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:36,697 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 2 proven. 62 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:17:37,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:37,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 95 states and 138 transitions. [2023-11-23 20:17:37,265 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 138 transitions. [2023-11-23 20:17:37,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:17:37,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:37,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:37,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:37,304 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2023-11-23 20:17:37,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:37,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 95 states and 137 transitions. [2023-11-23 20:17:37,799 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 137 transitions. [2023-11-23 20:17:37,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:17:37,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:37,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:37,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:37,836 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-23 20:17:38,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:38,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 95 states and 136 transitions. [2023-11-23 20:17:38,098 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 136 transitions. [2023-11-23 20:17:38,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:17:38,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:38,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:38,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:38,254 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:39,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:39,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 101 states and 147 transitions. [2023-11-23 20:17:39,184 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 147 transitions. [2023-11-23 20:17:39,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:17:39,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:39,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:39,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:39,252 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 2 proven. 94 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:17:39,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:39,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 105 states and 151 transitions. [2023-11-23 20:17:39,829 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 151 transitions. [2023-11-23 20:17:39,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:17:39,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:39,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:39,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:39,862 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2023-11-23 20:17:40,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:40,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 105 states and 150 transitions. [2023-11-23 20:17:40,346 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 150 transitions. [2023-11-23 20:17:40,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:17:40,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:40,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:40,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:40,379 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2023-11-23 20:17:40,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:40,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 105 states and 149 transitions. [2023-11-23 20:17:40,678 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 149 transitions. [2023-11-23 20:17:40,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:17:40,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:40,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:40,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:40,869 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:41,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:41,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 111 states and 160 transitions. [2023-11-23 20:17:41,841 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 160 transitions. [2023-11-23 20:17:41,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:17:41,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:41,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:41,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:41,913 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 2 proven. 132 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:17:42,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:42,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 115 states and 164 transitions. [2023-11-23 20:17:42,625 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 164 transitions. [2023-11-23 20:17:42,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:17:42,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:42,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:42,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:42,681 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:17:43,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:43,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 115 states and 163 transitions. [2023-11-23 20:17:43,273 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 163 transitions. [2023-11-23 20:17:43,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:17:43,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:43,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:43,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:43,309 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2023-11-23 20:17:43,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:43,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 115 states and 162 transitions. [2023-11-23 20:17:43,628 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 162 transitions. [2023-11-23 20:17:43,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:17:43,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:43,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:43,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:43,823 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:45,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:45,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 121 states and 173 transitions. [2023-11-23 20:17:45,028 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 173 transitions. [2023-11-23 20:17:45,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:17:45,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:45,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:45,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:45,105 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 2 proven. 176 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:17:45,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:45,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 125 states and 177 transitions. [2023-11-23 20:17:45,973 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 177 transitions. [2023-11-23 20:17:45,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:17:45,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:45,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:45,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:46,008 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2023-11-23 20:17:46,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:46,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 125 states and 176 transitions. [2023-11-23 20:17:46,629 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 176 transitions. [2023-11-23 20:17:46,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:17:46,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:46,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:46,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:46,668 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2023-11-23 20:17:47,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:47,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 125 states and 175 transitions. [2023-11-23 20:17:47,013 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 175 transitions. [2023-11-23 20:17:47,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:17:47,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:47,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:47,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:47,235 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:48,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:48,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 131 states and 186 transitions. [2023-11-23 20:17:48,499 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 186 transitions. [2023-11-23 20:17:48,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:17:48,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:48,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:48,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:48,638 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 2 proven. 226 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:17:49,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:49,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 135 states and 190 transitions. [2023-11-23 20:17:49,393 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 190 transitions. [2023-11-23 20:17:49,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:17:49,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:49,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:49,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:49,433 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2023-11-23 20:17:50,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:50,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 135 states and 189 transitions. [2023-11-23 20:17:50,022 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 189 transitions. [2023-11-23 20:17:50,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:17:50,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:50,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:50,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:50,082 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2023-11-23 20:17:50,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:50,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 135 states and 188 transitions. [2023-11-23 20:17:50,439 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 188 transitions. [2023-11-23 20:17:50,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:17:50,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:50,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:50,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:50,661 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:51,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:51,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 141 states and 199 transitions. [2023-11-23 20:17:51,985 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 199 transitions. [2023-11-23 20:17:51,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:17:51,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:51,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:51,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:52,074 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 2 proven. 282 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:17:52,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:52,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 145 states and 203 transitions. [2023-11-23 20:17:52,832 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 203 transitions. [2023-11-23 20:17:52,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-23 20:17:52,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:52,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:52,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:52,866 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2023-11-23 20:17:53,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:53,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 145 states and 202 transitions. [2023-11-23 20:17:53,531 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 202 transitions. [2023-11-23 20:17:53,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-23 20:17:53,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:53,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:53,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:53,575 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2023-11-23 20:17:53,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:53,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 145 states and 201 transitions. [2023-11-23 20:17:53,953 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 201 transitions. [2023-11-23 20:17:53,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 20:17:53,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:53,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:53,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:54,226 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 0 proven. 396 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:55,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:55,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 151 states and 212 transitions. [2023-11-23 20:17:55,491 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 212 transitions. [2023-11-23 20:17:55,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 20:17:55,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:55,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:55,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:55,597 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 2 proven. 344 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:17:56,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:56,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 155 states and 216 transitions. [2023-11-23 20:17:56,485 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 216 transitions. [2023-11-23 20:17:56,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-23 20:17:56,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:56,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:56,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:56,523 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2023-11-23 20:17:57,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:57,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 155 states and 215 transitions. [2023-11-23 20:17:57,258 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 215 transitions. [2023-11-23 20:17:57,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-23 20:17:57,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:57,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:57,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:57,297 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2023-11-23 20:17:57,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:57,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 155 states and 214 transitions. [2023-11-23 20:17:57,704 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 214 transitions. [2023-11-23 20:17:57,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-23 20:17:57,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:57,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:57,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:57,970 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 468 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:59,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:59,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 161 states and 225 transitions. [2023-11-23 20:17:59,285 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 225 transitions. [2023-11-23 20:17:59,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-23 20:17:59,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:59,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:59,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:59,390 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 2 proven. 412 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:00,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:00,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 165 states and 229 transitions. [2023-11-23 20:18:00,422 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 229 transitions. [2023-11-23 20:18:00,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-23 20:18:00,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:00,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:00,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:00,460 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 432 trivial. 0 not checked. [2023-11-23 20:18:01,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:01,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 165 states and 228 transitions. [2023-11-23 20:18:01,158 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 228 transitions. [2023-11-23 20:18:01,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-23 20:18:01,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:01,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:01,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:01,198 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-23 20:18:01,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:01,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 165 states and 227 transitions. [2023-11-23 20:18:01,655 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 227 transitions. [2023-11-23 20:18:01,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-23 20:18:01,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:01,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:01,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:01,924 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:03,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:03,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 171 states and 238 transitions. [2023-11-23 20:18:03,508 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 238 transitions. [2023-11-23 20:18:03,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-23 20:18:03,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:03,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:03,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:03,623 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 2 proven. 486 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:04,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:04,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 175 states and 242 transitions. [2023-11-23 20:18:04,584 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 242 transitions. [2023-11-23 20:18:04,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-23 20:18:04,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:04,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:04,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:04,630 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 507 trivial. 0 not checked. [2023-11-23 20:18:05,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:05,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 175 states and 241 transitions. [2023-11-23 20:18:05,407 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 241 transitions. [2023-11-23 20:18:05,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-23 20:18:05,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:05,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:05,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:05,448 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 494 trivial. 0 not checked. [2023-11-23 20:18:05,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:05,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 175 states and 240 transitions. [2023-11-23 20:18:05,869 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 240 transitions. [2023-11-23 20:18:05,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-23 20:18:05,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:05,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:05,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:06,110 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.