./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive/Fibonacci03.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_883eed57-b2ae-4324-848d-34544c0f1b73/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_883eed57-b2ae-4324-848d-34544c0f1b73/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_883eed57-b2ae-4324-848d-34544c0f1b73/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_883eed57-b2ae-4324-848d-34544c0f1b73/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive/Fibonacci03.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_883eed57-b2ae-4324-848d-34544c0f1b73/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_883eed57-b2ae-4324-848d-34544c0f1b73/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash be0a584ba9648c80e7a0523ff51ba530f1926c55cecd3c62f2cee05fbbff42e3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:19:29,340 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:19:29,448 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_883eed57-b2ae-4324-848d-34544c0f1b73/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:19:29,453 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:19:29,454 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:19:29,477 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:19:29,478 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:19:29,478 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:19:29,479 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:19:29,480 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:19:29,481 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:19:29,481 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:19:29,482 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:19:29,482 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:19:29,483 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:19:29,483 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:19:29,484 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:19:29,484 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:19:29,485 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:19:29,485 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:19:29,486 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:19:29,487 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:19:29,487 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:19:29,488 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:19:29,489 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:19:29,489 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:19:29,490 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:19:29,490 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:19:29,491 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:19:29,492 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:19:29,492 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:19:29,493 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:19:29,493 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:19:29,493 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_883eed57-b2ae-4324-848d-34544c0f1b73/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_883eed57-b2ae-4324-848d-34544c0f1b73/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be0a584ba9648c80e7a0523ff51ba530f1926c55cecd3c62f2cee05fbbff42e3 [2023-11-19 03:19:29,784 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:19:29,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:19:29,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:19:29,815 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:19:29,815 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:19:29,817 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_883eed57-b2ae-4324-848d-34544c0f1b73/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/recursive/Fibonacci03.c [2023-11-19 03:19:32,969 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:19:33,314 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:19:33,315 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_883eed57-b2ae-4324-848d-34544c0f1b73/sv-benchmarks/c/recursive/Fibonacci03.c [2023-11-19 03:19:33,324 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_883eed57-b2ae-4324-848d-34544c0f1b73/bin/ukojak-verify-G8NBE6pJGL/data/7e31ad9b0/8c17b7a8938642f7a1c3a2f3aac1604c/FLAG5f83db1fb [2023-11-19 03:19:33,348 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_883eed57-b2ae-4324-848d-34544c0f1b73/bin/ukojak-verify-G8NBE6pJGL/data/7e31ad9b0/8c17b7a8938642f7a1c3a2f3aac1604c [2023-11-19 03:19:33,355 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:19:33,358 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:19:33,362 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:19:33,362 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:19:33,368 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:19:33,369 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:19:33" (1/1) ... [2023-11-19 03:19:33,371 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51fdab47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:33, skipping insertion in model container [2023-11-19 03:19:33,371 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:19:33" (1/1) ... [2023-11-19 03:19:33,394 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:19:33,603 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_883eed57-b2ae-4324-848d-34544c0f1b73/sv-benchmarks/c/recursive/Fibonacci03.c[788,801] [2023-11-19 03:19:33,607 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:19:33,619 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:19:33,634 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_883eed57-b2ae-4324-848d-34544c0f1b73/sv-benchmarks/c/recursive/Fibonacci03.c[788,801] [2023-11-19 03:19:33,635 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:19:33,650 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:19:33,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:33 WrapperNode [2023-11-19 03:19:33,651 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:19:33,652 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:19:33,652 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:19:33,652 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:19:33,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:33" (1/1) ... [2023-11-19 03:19:33,667 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:33" (1/1) ... [2023-11-19 03:19:33,689 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 26 [2023-11-19 03:19:33,690 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:19:33,691 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:19:33,692 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:19:33,692 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:19:33,701 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:33" (1/1) ... [2023-11-19 03:19:33,701 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:33" (1/1) ... [2023-11-19 03:19:33,702 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:33" (1/1) ... [2023-11-19 03:19:33,702 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:33" (1/1) ... [2023-11-19 03:19:33,711 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:33" (1/1) ... [2023-11-19 03:19:33,713 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:33" (1/1) ... [2023-11-19 03:19:33,714 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:33" (1/1) ... [2023-11-19 03:19:33,716 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:33" (1/1) ... [2023-11-19 03:19:33,718 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:19:33,718 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:19:33,718 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:19:33,718 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:19:33,719 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:33" (1/1) ... [2023-11-19 03:19:33,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:19:33,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_883eed57-b2ae-4324-848d-34544c0f1b73/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:19:33,754 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_883eed57-b2ae-4324-848d-34544c0f1b73/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:19:33,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_883eed57-b2ae-4324-848d-34544c0f1b73/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:19:33,801 INFO L130 BoogieDeclarations]: Found specification of procedure fibonacci [2023-11-19 03:19:33,802 INFO L138 BoogieDeclarations]: Found implementation of procedure fibonacci [2023-11-19 03:19:33,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:19:33,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:19:33,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:19:33,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:19:33,870 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:19:33,881 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:19:34,010 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:19:34,028 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:19:34,028 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:19:34,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:19:34 BoogieIcfgContainer [2023-11-19 03:19:34,033 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:19:34,034 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:19:34,034 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:19:34,046 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:19:34,047 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:19:34" (1/1) ... [2023-11-19 03:19:34,057 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:19:34,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:34,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2023-11-19 03:19:34,112 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2023-11-19 03:19:34,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:19:34,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:34,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:34,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:34,430 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 03:19:34,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:34,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2023-11-19 03:19:34,549 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2023-11-19 03:19:34,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:19:34,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:34,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:34,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:34,656 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 03:19:34,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:34,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2023-11-19 03:19:34,824 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2023-11-19 03:19:34,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:19:34,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:34,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:34,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:34,981 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:19:35,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:35,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 36 transitions. [2023-11-19 03:19:35,135 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-19 03:19:35,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:19:35,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:35,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:35,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:35,299 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:19:35,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:35,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 33 states and 51 transitions. [2023-11-19 03:19:35,641 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 51 transitions. [2023-11-19 03:19:35,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:19:35,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:35,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:35,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:35,984 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 23 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:19:36,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:36,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 36 states and 58 transitions. [2023-11-19 03:19:36,612 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2023-11-19 03:19:36,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:19:36,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:36,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:36,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:36,792 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:19:37,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:37,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 43 states and 76 transitions. [2023-11-19 03:19:37,218 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 76 transitions. [2023-11-19 03:19:37,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:19:37,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:37,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:37,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:37,474 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 47 proven. 28 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 03:19:37,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:37,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 43 states and 75 transitions. [2023-11-19 03:19:37,909 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 75 transitions. [2023-11-19 03:19:37,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 03:19:37,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:37,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:37,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:38,132 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 22 proven. 127 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 03:19:38,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:38,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 50 states and 95 transitions. [2023-11-19 03:19:38,644 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 95 transitions. [2023-11-19 03:19:38,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-19 03:19:38,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:38,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:38,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:39,006 INFO L134 CoverageAnalysis]: Checked inductivity of 747 backedges. 54 proven. 273 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-19 03:19:39,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:39,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 57 states and 118 transitions. [2023-11-19 03:19:39,563 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 118 transitions. [2023-11-19 03:19:39,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-19 03:19:39,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:39,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:39,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:39,945 INFO L134 CoverageAnalysis]: Checked inductivity of 734 backedges. 193 proven. 204 refuted. 0 times theorem prover too weak. 337 trivial. 0 not checked. [2023-11-19 03:19:40,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:40,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 57 states and 117 transitions. [2023-11-19 03:19:40,388 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 117 transitions. [2023-11-19 03:19:40,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2023-11-19 03:19:40,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:40,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:40,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:40,976 INFO L134 CoverageAnalysis]: Checked inductivity of 3330 backedges. 132 proven. 828 refuted. 0 times theorem prover too weak. 2370 trivial. 0 not checked. [2023-11-19 03:19:41,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:41,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 64 states and 143 transitions. [2023-11-19 03:19:41,625 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 143 transitions. [2023-11-19 03:19:41,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-19 03:19:41,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:41,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:41,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:42,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1926 backedges. 161 proven. 612 refuted. 0 times theorem prover too weak. 1153 trivial. 0 not checked. [2023-11-19 03:19:42,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:42,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 71 states and 172 transitions. [2023-11-19 03:19:42,850 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 172 transitions. [2023-11-19 03:19:42,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-19 03:19:42,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:42,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:42,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:43,212 INFO L134 CoverageAnalysis]: Checked inductivity of 1926 backedges. 424 proven. 447 refuted. 0 times theorem prover too weak. 1055 trivial. 0 not checked. [2023-11-19 03:19:43,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:43,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 71 states and 171 transitions. [2023-11-19 03:19:43,769 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 171 transitions. [2023-11-19 03:19:43,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2023-11-19 03:19:43,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:43,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:43,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:44,363 INFO L134 CoverageAnalysis]: Checked inductivity of 3330 backedges. 606 proven. 472 refuted. 0 times theorem prover too weak. 2252 trivial. 0 not checked. [2023-11-19 03:19:45,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:45,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 73 states and 171 transitions. [2023-11-19 03:19:45,179 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 171 transitions. [2023-11-19 03:19:45,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2023-11-19 03:19:45,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:45,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:45,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:45,905 INFO L134 CoverageAnalysis]: Checked inductivity of 5013 backedges. 1050 proven. 495 refuted. 0 times theorem prover too weak. 3468 trivial. 0 not checked. [2023-11-19 03:19:46,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:46,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 75 states and 172 transitions. [2023-11-19 03:19:46,827 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 172 transitions. [2023-11-19 03:19:46,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 542 [2023-11-19 03:19:46,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:46,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:46,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:48,003 INFO L134 CoverageAnalysis]: Checked inductivity of 17241 backedges. 938 proven. 2731 refuted. 0 times theorem prover too weak. 13572 trivial. 0 not checked. [2023-11-19 03:19:48,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:48,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 75 states and 169 transitions. [2023-11-19 03:19:48,527 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 169 transitions. [2023-11-19 03:19:48,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 610 [2023-11-19 03:19:48,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:48,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:48,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:49,905 INFO L134 CoverageAnalysis]: Checked inductivity of 21933 backedges. 507 proven. 3096 refuted. 0 times theorem prover too weak. 18330 trivial. 0 not checked. [2023-11-19 03:19:50,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:50,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 82 states and 198 transitions. [2023-11-19 03:19:50,764 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 198 transitions. [2023-11-19 03:19:50,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1018 [2023-11-19 03:19:50,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:50,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:51,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:52,765 INFO L134 CoverageAnalysis]: Checked inductivity of 61929 backedges. 1200 proven. 5865 refuted. 0 times theorem prover too weak. 54864 trivial. 0 not checked. [2023-11-19 03:19:53,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:53,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 84 states and 200 transitions. [2023-11-19 03:19:53,176 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 200 transitions. [2023-11-19 03:19:53,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 706 [2023-11-19 03:19:53,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:53,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:53,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:54,412 INFO L134 CoverageAnalysis]: Checked inductivity of 29515 backedges. 2511 proven. 675 refuted. 0 times theorem prover too weak. 26329 trivial. 0 not checked. [2023-11-19 03:19:54,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:54,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 84 states and 198 transitions. [2023-11-19 03:19:54,802 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 198 transitions. [2023-11-19 03:19:54,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1306 [2023-11-19 03:19:54,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:54,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:55,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:58,513 INFO L134 CoverageAnalysis]: Checked inductivity of 102375 backedges. 1481 proven. 9164 refuted. 0 times theorem prover too weak. 91730 trivial. 0 not checked. [2023-11-19 03:19:58,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:58,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 84 states and 198 transitions. [2023-11-19 03:19:58,709 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 198 transitions. [2023-11-19 03:19:58,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 883 [2023-11-19 03:19:58,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:58,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:58,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:00,793 INFO L134 CoverageAnalysis]: Checked inductivity of 46444 backedges. 1503 proven. 6430 refuted. 0 times theorem prover too weak. 38511 trivial. 0 not checked. [2023-11-19 03:20:01,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:01,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 86 states and 200 transitions. [2023-11-19 03:20:01,393 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 200 transitions. [2023-11-19 03:20:01,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 816 [2023-11-19 03:20:01,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:01,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:01,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:02,703 INFO L134 CoverageAnalysis]: Checked inductivity of 39584 backedges. 863 proven. 3478 refuted. 0 times theorem prover too weak. 35243 trivial. 0 not checked. [2023-11-19 03:20:03,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:03,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 86 states and 199 transitions. [2023-11-19 03:20:03,120 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 199 transitions. [2023-11-19 03:20:03,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 883 [2023-11-19 03:20:03,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:03,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:03,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:04,914 INFO L134 CoverageAnalysis]: Checked inductivity of 46444 backedges. 1503 proven. 6430 refuted. 0 times theorem prover too weak. 38511 trivial. 0 not checked. [2023-11-19 03:20:05,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:05,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 86 states and 199 transitions. [2023-11-19 03:20:05,122 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 199 transitions. [2023-11-19 03:20:05,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 679 [2023-11-19 03:20:05,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:05,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:05,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:05,759 INFO L134 CoverageAnalysis]: Checked inductivity of 27268 backedges. 1376 proven. 1680 refuted. 0 times theorem prover too weak. 24212 trivial. 0 not checked. [2023-11-19 03:20:06,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:06,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 86 states and 198 transitions. [2023-11-19 03:20:06,171 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 198 transitions. [2023-11-19 03:20:06,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1088 [2023-11-19 03:20:06,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:06,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:06,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:08,166 INFO L134 CoverageAnalysis]: Checked inductivity of 70824 backedges. 1289 proven. 7484 refuted. 0 times theorem prover too weak. 62051 trivial. 0 not checked. [2023-11-19 03:20:08,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:08,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 86 states and 198 transitions. [2023-11-19 03:20:08,352 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 198 transitions. [2023-11-19 03:20:08,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 870 [2023-11-19 03:20:08,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:08,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:08,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:09,625 INFO L134 CoverageAnalysis]: Checked inductivity of 45069 backedges. 1209 proven. 5692 refuted. 0 times theorem prover too weak. 38168 trivial. 0 not checked. [2023-11-19 03:20:09,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:09,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 86 states and 198 transitions. [2023-11-19 03:20:09,801 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 198 transitions. [2023-11-19 03:20:09,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 856 [2023-11-19 03:20:09,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:09,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:09,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:11,528 INFO L134 CoverageAnalysis]: Checked inductivity of 43614 backedges. 2085 proven. 6444 refuted. 0 times theorem prover too weak. 35085 trivial. 0 not checked. [2023-11-19 03:20:12,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:12,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 88 states and 200 transitions. [2023-11-19 03:20:12,140 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 200 transitions. [2023-11-19 03:20:12,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 747 [2023-11-19 03:20:12,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:12,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:12,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat