./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/Collatz_bounded.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_59fe0a7c-fc50-4f0b-9bf1-56a411c29eea/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe0a7c-fc50-4f0b-9bf1-56a411c29eea/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe0a7c-fc50-4f0b-9bf1-56a411c29eea/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe0a7c-fc50-4f0b-9bf1-56a411c29eea/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/Collatz_bounded.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe0a7c-fc50-4f0b-9bf1-56a411c29eea/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe0a7c-fc50-4f0b-9bf1-56a411c29eea/bin/ukojak-verify-G8NBE6pJGL --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 fb8f212b8045dc9be8518316cbae752ce6111a4a93244dc89f86b0ea27a978ef --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:36:53,328 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:36:53,441 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe0a7c-fc50-4f0b-9bf1-56a411c29eea/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:36:53,445 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:36:53,446 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:36:53,488 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:36:53,490 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:36:53,491 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:36:53,492 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:36:53,496 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:36:53,497 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:36:53,498 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:36:53,498 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:36:53,500 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:36:53,500 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:36:53,501 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:36:53,501 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:36:53,501 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:36:53,502 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:36:53,502 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:36:53,503 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:36:53,503 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:36:53,504 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:36:53,504 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:36:53,505 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:36:53,505 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:36:53,506 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:36:53,506 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:36:53,507 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:36:53,507 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:36:53,508 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:36:53,509 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:36:53,509 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_59fe0a7c-fc50-4f0b-9bf1-56a411c29eea/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe0a7c-fc50-4f0b-9bf1-56a411c29eea/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb8f212b8045dc9be8518316cbae752ce6111a4a93244dc89f86b0ea27a978ef [2023-11-19 03:36:53,777 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:36:53,808 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:36:53,811 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:36:53,812 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:36:53,812 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:36:53,814 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe0a7c-fc50-4f0b-9bf1-56a411c29eea/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/termination-crafted/Collatz_bounded.c [2023-11-19 03:36:56,918 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:36:57,101 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:36:57,102 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe0a7c-fc50-4f0b-9bf1-56a411c29eea/sv-benchmarks/c/termination-crafted/Collatz_bounded.c [2023-11-19 03:36:57,109 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe0a7c-fc50-4f0b-9bf1-56a411c29eea/bin/ukojak-verify-G8NBE6pJGL/data/c3c72039e/a597e840ff464a16a3761f2482f05963/FLAG5f1554542 [2023-11-19 03:36:57,123 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe0a7c-fc50-4f0b-9bf1-56a411c29eea/bin/ukojak-verify-G8NBE6pJGL/data/c3c72039e/a597e840ff464a16a3761f2482f05963 [2023-11-19 03:36:57,126 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:36:57,128 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:36:57,129 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:36:57,129 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:36:57,134 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:36:57,135 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:36:57" (1/1) ... [2023-11-19 03:36:57,136 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@622089a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:57, skipping insertion in model container [2023-11-19 03:36:57,137 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:36:57" (1/1) ... [2023-11-19 03:36:57,156 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:36:57,290 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:36:57,295 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:36:57,305 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:36:57,316 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:36:57,317 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:57 WrapperNode [2023-11-19 03:36:57,317 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:36:57,318 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:36:57,318 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:36:57,318 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:36:57,326 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:57" (1/1) ... [2023-11-19 03:36:57,329 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:57" (1/1) ... [2023-11-19 03:36:57,345 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 24 [2023-11-19 03:36:57,345 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:36:57,346 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:36:57,346 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:36:57,346 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:36:57,355 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:57" (1/1) ... [2023-11-19 03:36:57,355 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:57" (1/1) ... [2023-11-19 03:36:57,356 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:57" (1/1) ... [2023-11-19 03:36:57,356 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:57" (1/1) ... [2023-11-19 03:36:57,358 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:57" (1/1) ... [2023-11-19 03:36:57,365 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:57" (1/1) ... [2023-11-19 03:36:57,365 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:57" (1/1) ... [2023-11-19 03:36:57,366 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:57" (1/1) ... [2023-11-19 03:36:57,367 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:36:57,368 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:36:57,368 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:36:57,368 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:36:57,369 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:57" (1/1) ... [2023-11-19 03:36:57,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:36:57,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe0a7c-fc50-4f0b-9bf1-56a411c29eea/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:36:57,402 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe0a7c-fc50-4f0b-9bf1-56a411c29eea/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:36:57,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe0a7c-fc50-4f0b-9bf1-56a411c29eea/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:36:57,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:36:57,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:36:57,513 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:36:57,516 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:36:57,719 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:36:57,735 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:36:57,735 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:36:57,740 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:36:57 BoogieIcfgContainer [2023-11-19 03:36:57,740 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:36:57,741 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:36:57,741 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:36:57,752 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:36:57,753 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:36:57" (1/1) ... [2023-11-19 03:36:57,762 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:36:57,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:57,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2023-11-19 03:36:57,833 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2023-11-19 03:36:57,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:36:57,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:57,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:57,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:58,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:36:58,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:58,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2023-11-19 03:36:58,150 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2023-11-19 03:36:58,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:36:58,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:58,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:58,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:58,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:36:58,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:58,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2023-11-19 03:36:58,226 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2023-11-19 03:36:58,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:36:58,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:58,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:58,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:58,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:36:58,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:58,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2023-11-19 03:36:58,655 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2023-11-19 03:36:58,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:36:58,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:58,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:58,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:58,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:36:58,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:58,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2023-11-19 03:36:58,705 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2023-11-19 03:36:58,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:36:58,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:58,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:58,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:58,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:36:58,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:58,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2023-11-19 03:36:58,786 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2023-11-19 03:36:58,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:36:58,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:58,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:58,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:58,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:36:58,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:58,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 23 states and 28 transitions. [2023-11-19 03:36:58,888 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2023-11-19 03:36:58,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:36:58,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:58,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:58,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:59,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:36:59,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:59,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2023-11-19 03:36:59,283 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2023-11-19 03:36:59,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:36:59,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:59,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:59,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:59,313 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:36:59,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:59,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 29 states and 37 transitions. [2023-11-19 03:36:59,342 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 37 transitions. [2023-11-19 03:36:59,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:36:59,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:59,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:59,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:59,390 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:36:59,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:59,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 28 states and 36 transitions. [2023-11-19 03:36:59,501 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2023-11-19 03:36:59,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:36:59,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:59,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:59,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:59,739 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:00,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:00,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2023-11-19 03:37:00,116 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2023-11-19 03:37:00,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:37:00,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:00,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:00,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:00,165 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:00,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:00,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2023-11-19 03:37:00,201 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2023-11-19 03:37:00,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:37:00,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:00,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:00,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:00,372 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:37:00,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:00,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2023-11-19 03:37:00,627 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2023-11-19 03:37:00,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:37:00,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:00,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:00,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:00,723 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:01,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:01,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 41 states and 52 transitions. [2023-11-19 03:37:01,005 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 52 transitions. [2023-11-19 03:37:01,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:37:01,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:01,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:01,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:01,253 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 1 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:01,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:01,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 43 states and 54 transitions. [2023-11-19 03:37:01,525 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 54 transitions. [2023-11-19 03:37:01,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:37:01,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:01,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:01,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:01,620 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:01,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:01,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 49 states and 62 transitions. [2023-11-19 03:37:01,900 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 62 transitions. [2023-11-19 03:37:01,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:37:01,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:01,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:01,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:02,204 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 1 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:02,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:02,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 51 states and 64 transitions. [2023-11-19 03:37:02,539 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 64 transitions. [2023-11-19 03:37:02,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:37:02,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:02,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:02,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:02,634 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:02,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:02,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 57 states and 72 transitions. [2023-11-19 03:37:02,968 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2023-11-19 03:37:02,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:37:02,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:02,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:02,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:03,233 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 1 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:03,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:03,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 59 states and 74 transitions. [2023-11-19 03:37:03,585 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 74 transitions. [2023-11-19 03:37:03,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:37:03,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:03,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:03,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:03,702 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:04,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:04,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 65 states and 82 transitions. [2023-11-19 03:37:04,079 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 82 transitions. [2023-11-19 03:37:04,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:37:04,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:04,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:04,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:04,382 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 1 proven. 127 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:04,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:04,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 67 states and 84 transitions. [2023-11-19 03:37:04,831 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 84 transitions. [2023-11-19 03:37:04,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:37:04,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:04,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:04,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:05,000 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:05,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:05,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 73 states and 92 transitions. [2023-11-19 03:37:05,418 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 92 transitions. [2023-11-19 03:37:05,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:37:05,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:05,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:05,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:05,744 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 1 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:06,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:06,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 75 states and 94 transitions. [2023-11-19 03:37:06,171 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 94 transitions. [2023-11-19 03:37:06,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:37:06,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:06,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:06,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:06,534 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 59 proven. 1 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2023-11-19 03:37:06,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:06,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 77 states and 97 transitions. [2023-11-19 03:37:06,909 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 97 transitions. [2023-11-19 03:37:06,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:37:06,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:06,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:06,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:07,482 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 1 proven. 217 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:09,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:09,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 123 states and 156 transitions. [2023-11-19 03:37:09,821 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 156 transitions. [2023-11-19 03:37:09,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:37:09,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:09,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:09,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:10,347 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 2 proven. 238 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:10,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:10,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 125 states and 158 transitions. [2023-11-19 03:37:10,806 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 158 transitions. [2023-11-19 03:37:10,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:37:10,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:10,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:10,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:11,072 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 127 proven. 1 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-19 03:37:11,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:11,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 127 states and 160 transitions. [2023-11-19 03:37:11,367 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 160 transitions. [2023-11-19 03:37:11,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 03:37:11,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:11,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:11,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:12,257 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 3 proven. 293 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:15,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:15,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 175 states and 223 transitions. [2023-11-19 03:37:15,150 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 223 transitions. [2023-11-19 03:37:15,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-19 03:37:15,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:15,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:15,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:15,765 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 4 proven. 320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:16,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:16,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 177 states and 225 transitions. [2023-11-19 03:37:16,307 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 225 transitions. [2023-11-19 03:37:16,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-19 03:37:16,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:16,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:16,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:16,605 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 195 proven. 1 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-19 03:37:17,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:17,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 179 states and 227 transitions. [2023-11-19 03:37:17,005 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 227 transitions. [2023-11-19 03:37:17,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-19 03:37:17,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:17,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:17,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:17,275 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 231 proven. 1 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-11-19 03:37:17,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:17,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 181 states and 230 transitions. [2023-11-19 03:37:17,564 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 230 transitions. [2023-11-19 03:37:17,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-19 03:37:17,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:17,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:17,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:17,923 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 231 proven. 1 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-11-19 03:37:18,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:18,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 183 states and 232 transitions. [2023-11-19 03:37:18,307 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 232 transitions. [2023-11-19 03:37:18,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-19 03:37:18,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:18,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:18,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:19,782 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 7 proven. 415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:21,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:21,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 195 states and 247 transitions. [2023-11-19 03:37:21,922 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 247 transitions. [2023-11-19 03:37:21,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-19 03:37:21,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:21,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:21,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:22,317 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-19 03:37:22,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:22,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 197 states and 249 transitions. [2023-11-19 03:37:22,848 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 249 transitions. [2023-11-19 03:37:22,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-19 03:37:22,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:22,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:22,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:24,265 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 9 proven. 525 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:27,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:27,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 239 states and 305 transitions. [2023-11-19 03:37:27,524 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 305 transitions. [2023-11-19 03:37:27,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-19 03:37:27,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:27,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:27,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:28,161 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 9 proven. 525 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:28,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:28,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 247 states and 313 transitions. [2023-11-19 03:37:28,922 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 313 transitions. [2023-11-19 03:37:28,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-19 03:37:28,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:28,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:28,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:30,075 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 10 proven. 568 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:30,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:30,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 249 states and 315 transitions. [2023-11-19 03:37:30,879 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 315 transitions. [2023-11-19 03:37:30,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-19 03:37:30,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:30,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:30,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:31,180 INFO L134 CoverageAnalysis]: Checked inductivity of 614 backedges. 351 proven. 1 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2023-11-19 03:37:31,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:31,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 251 states and 317 transitions. [2023-11-19 03:37:31,708 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 317 transitions. [2023-11-19 03:37:31,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-19 03:37:31,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:31,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:31,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:32,037 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 355 proven. 1 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2023-11-19 03:37:32,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:32,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 253 states and 319 transitions. [2023-11-19 03:37:32,530 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 319 transitions. [2023-11-19 03:37:32,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-19 03:37:32,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:32,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:32,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:32,927 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 355 proven. 1 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2023-11-19 03:37:33,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:33,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 255 states and 322 transitions. [2023-11-19 03:37:33,279 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 322 transitions. [2023-11-19 03:37:33,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-19 03:37:33,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:33,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:33,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:35,418 INFO L134 CoverageAnalysis]: Checked inductivity of 710 backedges. 13 proven. 697 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:38,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:38,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 267 states and 337 transitions. [2023-11-19 03:37:38,175 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 337 transitions. [2023-11-19 03:37:38,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-19 03:37:38,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:38,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:38,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:38,496 INFO L134 CoverageAnalysis]: Checked inductivity of 800 backedges. 407 proven. 1 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2023-11-19 03:37:38,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:38,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 269 states and 339 transitions. [2023-11-19 03:37:38,908 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 339 transitions. [2023-11-19 03:37:38,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-19 03:37:38,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:38,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:38,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat