./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/java_Nested.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_bfc947e3-0484-4b75-92f9-6c7eaad9d73e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfc947e3-0484-4b75-92f9-6c7eaad9d73e/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_bfc947e3-0484-4b75-92f9-6c7eaad9d73e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfc947e3-0484-4b75-92f9-6c7eaad9d73e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/java_Nested.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfc947e3-0484-4b75-92f9-6c7eaad9d73e/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_bfc947e3-0484-4b75-92f9-6c7eaad9d73e/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 6f3c7109e3632c85dc9002b2a2bde96ba9bdc501efcd49505c298845bf1ea677 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:57:23,293 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:57:23,418 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfc947e3-0484-4b75-92f9-6c7eaad9d73e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 02:57:23,423 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:57:23,423 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:57:23,449 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:57:23,450 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:57:23,451 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:57:23,452 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:57:23,452 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:57:23,453 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:57:23,454 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:57:23,454 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:57:23,455 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:57:23,455 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:57:23,456 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:57:23,457 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:57:23,457 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:57:23,458 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:57:23,458 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:57:23,459 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:57:23,460 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:57:23,460 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:57:23,461 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:57:23,462 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:57:23,462 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:23,463 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:57:23,464 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:57:23,464 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:57:23,465 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:57:23,465 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:57:23,466 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:57:23,466 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_bfc947e3-0484-4b75-92f9-6c7eaad9d73e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfc947e3-0484-4b75-92f9-6c7eaad9d73e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f3c7109e3632c85dc9002b2a2bde96ba9bdc501efcd49505c298845bf1ea677 [2023-11-19 02:57:23,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:57:23,834 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:57:23,837 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:57:23,839 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:57:23,840 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:57:23,841 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfc947e3-0484-4b75-92f9-6c7eaad9d73e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/termination-restricted-15/java_Nested.c [2023-11-19 02:57:26,942 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:57:27,149 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:57:27,150 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfc947e3-0484-4b75-92f9-6c7eaad9d73e/sv-benchmarks/c/termination-restricted-15/java_Nested.c [2023-11-19 02:57:27,160 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfc947e3-0484-4b75-92f9-6c7eaad9d73e/bin/ukojak-verify-G8NBE6pJGL/data/1594f4f37/de368109f42d4df28210cc564d0cded6/FLAG278ea88b6 [2023-11-19 02:57:27,178 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfc947e3-0484-4b75-92f9-6c7eaad9d73e/bin/ukojak-verify-G8NBE6pJGL/data/1594f4f37/de368109f42d4df28210cc564d0cded6 [2023-11-19 02:57:27,181 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:57:27,182 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:57:27,186 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:27,186 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:57:27,201 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:57:27,204 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,205 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37032f16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:27, skipping insertion in model container [2023-11-19 02:57:27,205 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,228 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:57:27,377 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:27,383 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:57:27,394 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:27,407 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:57:27,408 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:27 WrapperNode [2023-11-19 02:57:27,408 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:27,410 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:27,410 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:57:27,410 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:57:27,418 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,422 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,441 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 30 [2023-11-19 02:57:27,441 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:27,442 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:57:27,442 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:57:27,442 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:57:27,452 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,452 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,453 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,453 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,455 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,459 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,460 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,461 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,463 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:57:27,464 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:57:27,464 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:57:27,464 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:57:27,465 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:27,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfc947e3-0484-4b75-92f9-6c7eaad9d73e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:57:27,501 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfc947e3-0484-4b75-92f9-6c7eaad9d73e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:57:27,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfc947e3-0484-4b75-92f9-6c7eaad9d73e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:57:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:57:27,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:57:27,633 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:57:27,636 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:57:27,776 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:57:27,799 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:57:27,799 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:57:27,804 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:27 BoogieIcfgContainer [2023-11-19 02:57:27,804 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:57:27,806 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:57:27,806 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:57:27,818 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:57:27,818 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,828 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:57:27,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:27,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2023-11-19 02:57:27,891 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2023-11-19 02:57:27,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:57:27,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:27,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:27,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:28,068 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 02:57:28,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:28,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2023-11-19 02:57:28,126 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2023-11-19 02:57:28,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:57:28,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:28,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:28,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:28,199 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 02:57:28,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:28,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2023-11-19 02:57:28,307 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2023-11-19 02:57:28,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:57:28,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:28,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:28,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:28,365 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 02:57:28,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:28,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2023-11-19 02:57:28,401 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2023-11-19 02:57:28,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:57:28,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:28,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:28,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:28,480 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 02:57:28,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:28,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 30 states and 38 transitions. [2023-11-19 02:57:28,750 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2023-11-19 02:57:28,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:57:28,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:28,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:28,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:28,815 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 02:57:29,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:29,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 36 states and 49 transitions. [2023-11-19 02:57:29,093 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 49 transitions. [2023-11-19 02:57:29,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:57:29,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:29,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:29,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:29,161 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 02:57:29,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:29,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 40 states and 55 transitions. [2023-11-19 02:57:29,435 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 55 transitions. [2023-11-19 02:57:29,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:57:29,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:29,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:29,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:29,509 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 02:57:29,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:29,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 44 states and 61 transitions. [2023-11-19 02:57:29,803 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 61 transitions. [2023-11-19 02:57:29,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:57:29,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:29,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:29,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:29,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:29,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:29,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 45 states and 61 transitions. [2023-11-19 02:57:29,949 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 61 transitions. [2023-11-19 02:57:29,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:57:29,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:29,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:29,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:30,020 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:57:30,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:30,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 55 states and 77 transitions. [2023-11-19 02:57:30,732 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 77 transitions. [2023-11-19 02:57:30,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:57:30,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:30,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:30,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:30,801 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:57:31,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:31,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 66 states and 96 transitions. [2023-11-19 02:57:31,777 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 96 transitions. [2023-11-19 02:57:31,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:57:31,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:31,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:31,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:31,854 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:57:31,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:31,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 65 states and 95 transitions. [2023-11-19 02:57:31,962 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 95 transitions. [2023-11-19 02:57:31,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:57:31,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:31,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:31,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:31,996 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:32,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:32,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 71 states and 104 transitions. [2023-11-19 02:57:32,411 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 104 transitions. [2023-11-19 02:57:32,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:57:32,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:32,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:32,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:32,470 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:33,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:33,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 78 states and 120 transitions. [2023-11-19 02:57:33,089 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 120 transitions. [2023-11-19 02:57:33,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:57:33,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:33,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:33,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:33,217 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:57:33,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:33,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 81 states and 126 transitions. [2023-11-19 02:57:33,590 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 126 transitions. [2023-11-19 02:57:33,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:57:33,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:33,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:33,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:33,669 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:57:34,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:34,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 83 states and 134 transitions. [2023-11-19 02:57:34,024 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 134 transitions. [2023-11-19 02:57:34,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:57:34,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:34,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:34,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:34,072 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:57:34,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:34,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 85 states and 136 transitions. [2023-11-19 02:57:34,444 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 136 transitions. [2023-11-19 02:57:34,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:57:34,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:34,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:34,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:34,479 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:57:35,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:35,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 91 states and 146 transitions. [2023-11-19 02:57:35,225 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 146 transitions. [2023-11-19 02:57:35,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:57:35,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:35,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:35,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:35,349 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:35,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:35,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 93 states and 147 transitions. [2023-11-19 02:57:35,642 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 147 transitions. [2023-11-19 02:57:35,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:57:35,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:35,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:35,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:35,676 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:57:36,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:36,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 99 states and 154 transitions. [2023-11-19 02:57:36,284 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 154 transitions. [2023-11-19 02:57:36,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:57:36,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:36,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:36,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:36,311 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:57:36,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:36,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 100 states and 155 transitions. [2023-11-19 02:57:36,429 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 155 transitions. [2023-11-19 02:57:36,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:57:36,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:36,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:36,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:36,478 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:57:37,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:37,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 106 states and 162 transitions. [2023-11-19 02:57:37,179 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 162 transitions. [2023-11-19 02:57:37,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:57:37,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:37,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:37,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:37,331 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:57:38,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:38,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 112 states and 179 transitions. [2023-11-19 02:57:38,218 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 179 transitions. [2023-11-19 02:57:38,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:57:38,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:38,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:38,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:38,308 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:39,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:39,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 119 states and 200 transitions. [2023-11-19 02:57:39,205 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 200 transitions. [2023-11-19 02:57:39,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:57:39,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:39,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:39,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:39,284 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:57:39,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:39,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 126 states and 209 transitions. [2023-11-19 02:57:39,969 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 209 transitions. [2023-11-19 02:57:39,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:57:39,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:39,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:39,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:40,061 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:57:40,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:40,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 127 states and 210 transitions. [2023-11-19 02:57:40,334 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 210 transitions. [2023-11-19 02:57:40,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:57:40,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:40,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:40,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:40,377 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 02:57:40,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:40,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 129 states and 214 transitions. [2023-11-19 02:57:40,872 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 214 transitions. [2023-11-19 02:57:40,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:57:40,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:40,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:40,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:40,896 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 02:57:41,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:41,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 131 states and 216 transitions. [2023-11-19 02:57:41,157 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 216 transitions. [2023-11-19 02:57:41,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:57:41,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:41,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:41,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:41,180 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:57:41,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:41,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 132 states and 218 transitions. [2023-11-19 02:57:41,660 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 218 transitions. [2023-11-19 02:57:41,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:57:41,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:41,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:41,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:41,685 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:57:41,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:41,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 132 states and 217 transitions. [2023-11-19 02:57:41,965 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 217 transitions. [2023-11-19 02:57:41,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:57:41,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:41,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:41,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:41,986 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:57:42,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:42,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 132 states and 216 transitions. [2023-11-19 02:57:42,240 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 216 transitions. [2023-11-19 02:57:42,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:57:42,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:42,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:42,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:42,262 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 02:57:43,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:43,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 138 states and 226 transitions. [2023-11-19 02:57:43,263 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 226 transitions. [2023-11-19 02:57:43,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:57:43,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:43,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:43,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:43,332 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:57:44,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:44,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 144 states and 236 transitions. [2023-11-19 02:57:44,272 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 236 transitions. [2023-11-19 02:57:44,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:57:44,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:44,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:44,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:44,310 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 02:57:45,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:45,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 148 states and 242 transitions. [2023-11-19 02:57:45,076 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 242 transitions. [2023-11-19 02:57:45,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:57:45,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:45,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:45,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:45,103 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 02:57:45,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:45,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 152 states and 247 transitions. [2023-11-19 02:57:45,657 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 247 transitions. [2023-11-19 02:57:45,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:57:45,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:45,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:45,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:45,677 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 02:57:46,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:46,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 153 states and 249 transitions. [2023-11-19 02:57:46,025 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 249 transitions. [2023-11-19 02:57:46,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:57:46,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:46,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:46,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:46,216 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:47,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:47,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 158 states and 256 transitions. [2023-11-19 02:57:47,243 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 256 transitions. [2023-11-19 02:57:47,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:57:47,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:47,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:47,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:47,291 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:48,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:48,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 162 states and 262 transitions. [2023-11-19 02:57:48,260 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 262 transitions. [2023-11-19 02:57:48,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:57:48,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:48,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:48,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:48,283 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 02:57:48,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:48,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 163 states and 264 transitions. [2023-11-19 02:57:48,417 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 264 transitions. [2023-11-19 02:57:48,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:57:48,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:48,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:48,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:48,438 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 02:57:48,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:48,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 164 states and 266 transitions. [2023-11-19 02:57:48,590 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 266 transitions. [2023-11-19 02:57:48,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:57:48,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:48,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:48,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:48,609 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 02:57:49,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:49,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 168 states and 269 transitions. [2023-11-19 02:57:49,245 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 269 transitions. [2023-11-19 02:57:49,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:57:49,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:49,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:49,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:49,273 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 02:57:50,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:50,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 172 states and 277 transitions. [2023-11-19 02:57:50,250 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 277 transitions. [2023-11-19 02:57:50,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:57:50,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:50,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:50,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:50,274 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 02:57:50,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:50,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 173 states and 277 transitions. [2023-11-19 02:57:50,629 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 277 transitions. [2023-11-19 02:57:50,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:57:50,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:50,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:50,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:50,655 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 02:57:51,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:51,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 171 states and 274 transitions. [2023-11-19 02:57:51,060 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 274 transitions. [2023-11-19 02:57:51,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:57:51,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:51,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:51,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:51,195 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:52,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:52,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 178 states and 295 transitions. [2023-11-19 02:57:52,288 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 295 transitions. [2023-11-19 02:57:52,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:57:52,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:52,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:52,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:52,473 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:57:53,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:53,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 185 states and 305 transitions. [2023-11-19 02:57:53,715 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 305 transitions. [2023-11-19 02:57:53,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:57:53,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:53,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:53,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:53,792 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 02:57:54,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:54,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 190 states and 311 transitions. [2023-11-19 02:57:54,598 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 311 transitions. [2023-11-19 02:57:54,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:57:54,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:54,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:54,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:54,659 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 02:57:55,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:55,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 195 states and 317 transitions. [2023-11-19 02:57:55,254 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 317 transitions. [2023-11-19 02:57:55,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:57:55,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:55,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:55,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:55,452 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:57:55,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:55,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 196 states and 318 transitions. [2023-11-19 02:57:55,839 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 318 transitions. [2023-11-19 02:57:55,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:57:55,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:55,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:55,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:56,036 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:57:56,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:56,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 197 states and 319 transitions. [2023-11-19 02:57:56,534 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 319 transitions. [2023-11-19 02:57:56,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:57:56,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:56,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:56,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:56,560 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 02:57:56,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:56,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 199 states and 321 transitions. [2023-11-19 02:57:56,917 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 321 transitions. [2023-11-19 02:57:56,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:57:56,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:56,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:56,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:56,938 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 02:57:57,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:57,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 199 states and 320 transitions. [2023-11-19 02:57:57,258 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 320 transitions. [2023-11-19 02:57:57,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:57:57,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:57,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:57,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:57,299 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:57:58,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:58,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 205 states and 330 transitions. [2023-11-19 02:57:58,690 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 330 transitions. [2023-11-19 02:57:58,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:57:58,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:58,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:58,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:58,714 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-11-19 02:57:59,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:59,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 209 states and 335 transitions. [2023-11-19 02:57:59,426 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 335 transitions. [2023-11-19 02:57:59,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:57:59,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:59,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:59,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:59,642 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:01,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:01,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 216 states and 344 transitions. [2023-11-19 02:58:01,268 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 344 transitions. [2023-11-19 02:58:01,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:58:01,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:01,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:01,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:01,295 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-19 02:58:01,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:01,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 217 states and 346 transitions. [2023-11-19 02:58:01,462 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 346 transitions. [2023-11-19 02:58:01,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:58:01,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:01,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:01,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:01,481 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-11-19 02:58:02,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:02,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 221 states and 349 transitions. [2023-11-19 02:58:02,314 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 349 transitions. [2023-11-19 02:58:02,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:58:02,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:02,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:02,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:02,476 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:03,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:03,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 228 states and 370 transitions. [2023-11-19 02:58:03,853 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 370 transitions. [2023-11-19 02:58:03,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:58:03,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:03,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:03,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:04,244 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 30 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:58:05,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:05,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 235 states and 380 transitions. [2023-11-19 02:58:05,746 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 380 transitions. [2023-11-19 02:58:05,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:58:05,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:05,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:05,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:06,153 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 30 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:58:07,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:07,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 240 states and 387 transitions. [2023-11-19 02:58:07,839 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 387 transitions. [2023-11-19 02:58:07,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:58:07,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:07,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:07,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:07,903 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-19 02:58:08,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:08,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 245 states and 393 transitions. [2023-11-19 02:58:08,717 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 393 transitions. [2023-11-19 02:58:08,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:58:08,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:08,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:08,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:09,090 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 30 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:58:09,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:09,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 246 states and 394 transitions. [2023-11-19 02:58:09,498 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 394 transitions. [2023-11-19 02:58:09,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:58:09,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:09,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:09,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:09,875 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 30 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:58:10,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:10,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 247 states and 394 transitions. [2023-11-19 02:58:10,318 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 394 transitions. [2023-11-19 02:58:10,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:58:10,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:10,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:10,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:10,830 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 30 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:58:12,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:12,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 254 states and 401 transitions. [2023-11-19 02:58:12,160 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 401 transitions. [2023-11-19 02:58:12,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:58:12,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:12,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:12,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:12,183 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-11-19 02:58:12,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:12,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 256 states and 403 transitions. [2023-11-19 02:58:12,652 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 403 transitions. [2023-11-19 02:58:12,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:58:12,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:12,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:12,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:12,683 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-11-19 02:58:13,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:13,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 256 states and 402 transitions. [2023-11-19 02:58:13,110 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 402 transitions. [2023-11-19 02:58:13,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 02:58:13,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:13,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:13,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:13,150 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:58:14,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:14,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 262 states and 412 transitions. [2023-11-19 02:58:14,706 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 412 transitions. [2023-11-19 02:58:14,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 02:58:14,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:14,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:14,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:14,731 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked.