./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_280d8b98-c9f5-48dd-93c0-8ac83e9b8968/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280d8b98-c9f5-48dd-93c0-8ac83e9b8968/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_280d8b98-c9f5-48dd-93c0-8ac83e9b8968/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280d8b98-c9f5-48dd-93c0-8ac83e9b8968/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280d8b98-c9f5-48dd-93c0-8ac83e9b8968/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_280d8b98-c9f5-48dd-93c0-8ac83e9b8968/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 40dac47caceafe03bc0ffa25ad5f74a6ba08287baf5277ee6c97f2f17e5210aa --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:28:40,868 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:28:40,975 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280d8b98-c9f5-48dd-93c0-8ac83e9b8968/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:28:40,986 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:28:40,986 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:28:41,032 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:28:41,034 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:28:41,034 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:28:41,035 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:28:41,040 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:28:41,041 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:28:41,042 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:28:41,042 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:28:41,044 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:28:41,044 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:28:41,045 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:28:41,045 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:28:41,046 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:28:41,046 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:28:41,046 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:28:41,047 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:28:41,047 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:28:41,048 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:28:41,048 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:28:41,049 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:28:41,049 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:28:41,050 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:28:41,050 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:28:41,051 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:28:41,051 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:28:41,052 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:28:41,053 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:28:41,053 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:28:41,053 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_280d8b98-c9f5-48dd-93c0-8ac83e9b8968/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280d8b98-c9f5-48dd-93c0-8ac83e9b8968/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 40dac47caceafe03bc0ffa25ad5f74a6ba08287baf5277ee6c97f2f17e5210aa [2023-11-19 03:28:41,328 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:28:41,359 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:28:41,361 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:28:41,363 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:28:41,363 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:28:41,365 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280d8b98-c9f5-48dd-93c0-8ac83e9b8968/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/eca-rers2012/Problem03_label50.c [2023-11-19 03:28:44,474 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:28:44,846 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:28:44,847 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280d8b98-c9f5-48dd-93c0-8ac83e9b8968/sv-benchmarks/c/eca-rers2012/Problem03_label50.c [2023-11-19 03:28:44,870 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280d8b98-c9f5-48dd-93c0-8ac83e9b8968/bin/ukojak-verify-G8NBE6pJGL/data/cfe920d86/d5d0d2cccf95479fa51c7365a4b0dfba/FLAG9cb6fa48e [2023-11-19 03:28:44,888 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280d8b98-c9f5-48dd-93c0-8ac83e9b8968/bin/ukojak-verify-G8NBE6pJGL/data/cfe920d86/d5d0d2cccf95479fa51c7365a4b0dfba [2023-11-19 03:28:44,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:28:44,897 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:28:44,901 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:28:44,901 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:28:44,906 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:28:44,909 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:28:44" (1/1) ... [2023-11-19 03:28:44,911 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@471bff68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:44, skipping insertion in model container [2023-11-19 03:28:44,911 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:28:44" (1/1) ... [2023-11-19 03:28:45,042 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:28:45,668 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_280d8b98-c9f5-48dd-93c0-8ac83e9b8968/sv-benchmarks/c/eca-rers2012/Problem03_label50.c[55003,55016] [2023-11-19 03:28:45,718 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:28:45,734 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:28:45,982 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_280d8b98-c9f5-48dd-93c0-8ac83e9b8968/sv-benchmarks/c/eca-rers2012/Problem03_label50.c[55003,55016] [2023-11-19 03:28:46,002 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:28:46,024 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:28:46,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:46 WrapperNode [2023-11-19 03:28:46,025 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:28:46,027 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:28:46,027 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:28:46,027 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:28:46,035 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:46" (1/1) ... [2023-11-19 03:28:46,084 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:46" (1/1) ... [2023-11-19 03:28:46,184 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1772 [2023-11-19 03:28:46,185 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:28:46,186 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:28:46,186 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:28:46,186 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:28:46,195 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:46" (1/1) ... [2023-11-19 03:28:46,195 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:46" (1/1) ... [2023-11-19 03:28:46,206 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:46" (1/1) ... [2023-11-19 03:28:46,206 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:46" (1/1) ... [2023-11-19 03:28:46,267 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:46" (1/1) ... [2023-11-19 03:28:46,288 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:46" (1/1) ... [2023-11-19 03:28:46,309 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:46" (1/1) ... [2023-11-19 03:28:46,320 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:46" (1/1) ... [2023-11-19 03:28:46,334 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:28:46,335 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:28:46,335 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:28:46,336 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:28:46,336 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:46" (1/1) ... [2023-11-19 03:28:46,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:28:46,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280d8b98-c9f5-48dd-93c0-8ac83e9b8968/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:28:46,368 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280d8b98-c9f5-48dd-93c0-8ac83e9b8968/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:28:46,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280d8b98-c9f5-48dd-93c0-8ac83e9b8968/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:28:46,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:28:46,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:28:46,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:28:46,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:28:46,501 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:28:46,503 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:28:48,566 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:28:49,055 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:28:49,055 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:28:49,069 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:28:49 BoogieIcfgContainer [2023-11-19 03:28:49,069 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:28:49,070 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:28:49,070 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:28:49,080 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:28:49,080 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:28:49" (1/1) ... [2023-11-19 03:28:49,090 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:28:49,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:49,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2023-11-19 03:28:49,169 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2023-11-19 03:28:49,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-19 03:28:49,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:49,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:49,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:50,275 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 03:28:51,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:51,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 289 states and 517 transitions. [2023-11-19 03:28:51,328 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 517 transitions. [2023-11-19 03:28:51,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-19 03:28:51,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:51,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:51,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:51,833 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:53,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:53,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 437 states and 723 transitions. [2023-11-19 03:28:53,593 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 723 transitions. [2023-11-19 03:28:53,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-19 03:28:53,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:53,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:53,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:53,866 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:54,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:54,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 444 states and 733 transitions. [2023-11-19 03:28:54,066 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 733 transitions. [2023-11-19 03:28:54,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-19 03:28:54,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:54,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:54,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:54,437 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:28:55,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:55,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 586 states and 906 transitions. [2023-11-19 03:28:55,897 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 906 transitions. [2023-11-19 03:28:55,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-19 03:28:55,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:55,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:55,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:56,247 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:28:56,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:56,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 590 states and 924 transitions. [2023-11-19 03:28:56,747 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 924 transitions. [2023-11-19 03:28:56,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-19 03:28:56,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:56,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:56,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:57,127 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:57,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:57,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 615 states and 961 transitions. [2023-11-19 03:28:57,549 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 961 transitions. [2023-11-19 03:28:57,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-19 03:28:57,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:57,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:57,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:57,869 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:28:58,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:58,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 637 states and 991 transitions. [2023-11-19 03:28:58,353 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 991 transitions. [2023-11-19 03:28:58,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-19 03:28:58,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:58,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:58,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:58,669 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:59,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:59,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 663 states and 1026 transitions. [2023-11-19 03:28:59,537 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1026 transitions. [2023-11-19 03:28:59,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-19 03:28:59,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:59,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:59,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:00,032 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 03:29:01,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:01,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 690 states and 1062 transitions. [2023-11-19 03:29:01,182 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1062 transitions. [2023-11-19 03:29:01,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-19 03:29:01,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:01,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:01,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:01,639 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:29:02,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:02,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 719 states and 1101 transitions. [2023-11-19 03:29:02,832 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1101 transitions. [2023-11-19 03:29:02,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-19 03:29:02,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:02,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:02,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:03,226 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:29:04,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:04,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 745 states and 1148 transitions. [2023-11-19 03:29:04,328 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1148 transitions. [2023-11-19 03:29:04,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-19 03:29:04,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:04,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:04,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:04,712 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:29:05,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:05,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 752 states and 1156 transitions. [2023-11-19 03:29:05,065 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1156 transitions. [2023-11-19 03:29:05,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-19 03:29:05,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:05,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:05,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:05,379 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:29:05,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:05,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 758 states and 1162 transitions. [2023-11-19 03:29:05,660 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1162 transitions. [2023-11-19 03:29:05,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-19 03:29:05,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:05,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:05,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:06,048 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:29:06,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:06,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 783 states and 1192 transitions. [2023-11-19 03:29:06,360 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1192 transitions. [2023-11-19 03:29:06,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-19 03:29:06,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:06,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:06,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:06,522 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:29:07,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:07,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 806 states and 1227 transitions. [2023-11-19 03:29:07,137 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1227 transitions. [2023-11-19 03:29:07,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-19 03:29:07,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:07,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:07,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:07,361 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:29:08,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:08,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 828 states and 1255 transitions. [2023-11-19 03:29:08,007 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1255 transitions. [2023-11-19 03:29:08,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-19 03:29:08,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:08,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:08,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:08,484 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:29:09,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:09,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 855 states and 1300 transitions. [2023-11-19 03:29:09,894 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1300 transitions. [2023-11-19 03:29:09,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-19 03:29:09,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:09,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:09,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:10,053 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:29:10,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:10,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 877 states and 1325 transitions. [2023-11-19 03:29:10,724 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1325 transitions. [2023-11-19 03:29:10,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-19 03:29:10,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:10,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:10,997 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:29:11,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:11,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 899 states and 1349 transitions. [2023-11-19 03:29:11,748 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1349 transitions. [2023-11-19 03:29:11,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-19 03:29:11,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:11,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:11,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:11,906 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:29:12,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:12,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 905 states and 1356 transitions. [2023-11-19 03:29:12,153 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1356 transitions. [2023-11-19 03:29:12,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-19 03:29:12,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:12,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:12,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:12,411 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:29:13,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:13,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 931 states and 1385 transitions. [2023-11-19 03:29:13,059 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1385 transitions. [2023-11-19 03:29:13,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-19 03:29:13,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:13,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:13,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:13,300 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:29:13,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:13,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 938 states and 1392 transitions. [2023-11-19 03:29:13,778 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1392 transitions. [2023-11-19 03:29:13,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-19 03:29:13,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:13,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:13,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:14,045 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:29:14,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:14,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 963 states and 1420 transitions. [2023-11-19 03:29:14,981 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1420 transitions. [2023-11-19 03:29:14,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-19 03:29:14,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:14,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:15,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:15,286 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:29:15,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:15,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 969 states and 1427 transitions. [2023-11-19 03:29:15,554 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1427 transitions. [2023-11-19 03:29:15,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-19 03:29:15,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:15,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:15,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:15,789 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:29:16,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:16,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 970 states and 1428 transitions. [2023-11-19 03:29:16,034 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1428 transitions. [2023-11-19 03:29:16,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-19 03:29:16,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:16,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:16,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:16,222 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:29:16,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:16,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 976 states and 1434 transitions. [2023-11-19 03:29:16,484 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1434 transitions. [2023-11-19 03:29:16,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-19 03:29:16,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:16,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:16,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:17,058 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:29:18,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:18,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 1004 states and 1484 transitions. [2023-11-19 03:29:18,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1484 transitions. [2023-11-19 03:29:18,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-19 03:29:18,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:18,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:18,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:18,740 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:29:19,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:19,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 1027 states and 1517 transitions. [2023-11-19 03:29:19,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1517 transitions. [2023-11-19 03:29:19,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-19 03:29:19,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:19,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:19,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:20,202 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:29:21,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:21,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 1052 states and 1547 transitions. [2023-11-19 03:29:21,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1547 transitions. [2023-11-19 03:29:21,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-19 03:29:21,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:21,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:21,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:21,862 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:29:22,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:22,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 1053 states and 1549 transitions. [2023-11-19 03:29:22,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1549 transitions. [2023-11-19 03:29:22,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-19 03:29:22,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:22,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:22,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:22,382 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:29:23,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:23,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1063 states and 1561 transitions. [2023-11-19 03:29:23,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1561 transitions. [2023-11-19 03:29:23,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-19 03:29:23,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:23,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:23,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:23,633 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:29:24,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:24,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1078 states and 1578 transitions. [2023-11-19 03:29:24,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 1578 transitions. [2023-11-19 03:29:24,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-19 03:29:24,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:24,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:24,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:24,297 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:29:24,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:24,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 1085 states and 1586 transitions. [2023-11-19 03:29:24,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1586 transitions. [2023-11-19 03:29:24,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-19 03:29:24,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:24,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:24,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:25,225 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:29:25,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:25,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 1091 states and 1592 transitions. [2023-11-19 03:29:25,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 1592 transitions. [2023-11-19 03:29:25,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-19 03:29:25,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:25,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:25,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:25,855 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 03:29:26,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:26,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1100 states and 1603 transitions. [2023-11-19 03:29:26,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1603 transitions. [2023-11-19 03:29:26,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-19 03:29:26,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:26,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:26,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:26,801 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 36 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:29:29,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:29,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 1130 states and 1660 transitions. [2023-11-19 03:29:29,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 1660 transitions. [2023-11-19 03:29:29,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-19 03:29:29,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:29,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:29,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:29,642 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 36 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.