./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem04_label37.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_23bbe940-c63d-4f3c-9aea-d933d2f0fba0/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23bbe940-c63d-4f3c-9aea-d933d2f0fba0/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_23bbe940-c63d-4f3c-9aea-d933d2f0fba0/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23bbe940-c63d-4f3c-9aea-d933d2f0fba0/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label37.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23bbe940-c63d-4f3c-9aea-d933d2f0fba0/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_23bbe940-c63d-4f3c-9aea-d933d2f0fba0/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 5c0996d8d9f0a0e1dbc7ca17b0c9afa41657f1a23c2f6445b4df39ae80cec455 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:53:17,753 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:53:17,865 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23bbe940-c63d-4f3c-9aea-d933d2f0fba0/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:53:17,880 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:53:17,880 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:53:17,920 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:53:17,922 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:53:17,923 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:53:17,924 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:53:17,929 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:53:17,931 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:53:17,931 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:53:17,932 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:53:17,933 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:53:17,934 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:53:17,934 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:53:17,935 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:53:17,935 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:53:17,935 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:53:17,936 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:53:17,936 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:53:17,937 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:53:17,937 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:53:17,938 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:53:17,938 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:53:17,939 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:53:17,939 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:17,940 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:53:17,940 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:53:17,941 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:53:17,942 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:53:17,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:53:17,942 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:53:17,943 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_23bbe940-c63d-4f3c-9aea-d933d2f0fba0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23bbe940-c63d-4f3c-9aea-d933d2f0fba0/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c0996d8d9f0a0e1dbc7ca17b0c9afa41657f1a23c2f6445b4df39ae80cec455 [2023-11-19 02:53:18,253 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:53:18,284 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:53:18,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:53:18,288 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:53:18,288 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:53:18,290 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23bbe940-c63d-4f3c-9aea-d933d2f0fba0/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/eca-rers2012/Problem04_label37.c [2023-11-19 02:53:21,268 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:53:21,842 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:53:21,843 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23bbe940-c63d-4f3c-9aea-d933d2f0fba0/sv-benchmarks/c/eca-rers2012/Problem04_label37.c [2023-11-19 02:53:21,877 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23bbe940-c63d-4f3c-9aea-d933d2f0fba0/bin/ukojak-verify-G8NBE6pJGL/data/0612c792c/610c6b40d6f74e81bb1fff10395267c4/FLAG198b25bc2 [2023-11-19 02:53:21,896 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23bbe940-c63d-4f3c-9aea-d933d2f0fba0/bin/ukojak-verify-G8NBE6pJGL/data/0612c792c/610c6b40d6f74e81bb1fff10395267c4 [2023-11-19 02:53:21,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:53:21,900 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:53:21,901 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:21,902 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:53:21,906 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:53:21,907 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:21" (1/1) ... [2023-11-19 02:53:21,908 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54fa6302 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:21, skipping insertion in model container [2023-11-19 02:53:21,909 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:21" (1/1) ... [2023-11-19 02:53:22,054 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:53:23,435 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_23bbe940-c63d-4f3c-9aea-d933d2f0fba0/sv-benchmarks/c/eca-rers2012/Problem04_label37.c[184415,184428] [2023-11-19 02:53:23,454 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:23,465 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:53:24,146 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_23bbe940-c63d-4f3c-9aea-d933d2f0fba0/sv-benchmarks/c/eca-rers2012/Problem04_label37.c[184415,184428] [2023-11-19 02:53:24,150 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:24,180 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:53:24,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:24 WrapperNode [2023-11-19 02:53:24,181 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:24,182 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:24,182 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:53:24,182 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:53:24,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:24" (1/1) ... [2023-11-19 02:53:24,249 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:24" (1/1) ... [2023-11-19 02:53:24,489 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5573 [2023-11-19 02:53:24,490 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:24,490 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:53:24,491 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:53:24,491 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:53:24,501 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:24" (1/1) ... [2023-11-19 02:53:24,501 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:24" (1/1) ... [2023-11-19 02:53:24,558 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:24" (1/1) ... [2023-11-19 02:53:24,558 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:24" (1/1) ... [2023-11-19 02:53:24,732 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:24" (1/1) ... [2023-11-19 02:53:24,772 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:24" (1/1) ... [2023-11-19 02:53:24,785 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:24" (1/1) ... [2023-11-19 02:53:24,798 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:24" (1/1) ... [2023-11-19 02:53:24,821 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:53:24,823 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:53:24,823 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:53:24,823 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:53:24,824 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:24" (1/1) ... [2023-11-19 02:53:24,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:24,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23bbe940-c63d-4f3c-9aea-d933d2f0fba0/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:53:24,863 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23bbe940-c63d-4f3c-9aea-d933d2f0fba0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:53:24,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23bbe940-c63d-4f3c-9aea-d933d2f0fba0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:53:24,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:53:24,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:53:24,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:53:24,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:53:24,987 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:53:24,989 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:53:29,777 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:53:30,160 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:53:30,161 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:53:30,171 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:30 BoogieIcfgContainer [2023-11-19 02:53:30,171 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:53:30,172 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:53:30,173 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:53:30,183 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:53:30,183 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:30" (1/1) ... [2023-11-19 02:53:30,193 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:53:30,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:30,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 763 states and 1515 transitions. [2023-11-19 02:53:30,279 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1515 transitions. [2023-11-19 02:53:30,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2023-11-19 02:53:30,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:30,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:30,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:32,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:37,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:37,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2700 states to 1516 states and 2700 transitions. [2023-11-19 02:53:37,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 2700 transitions. [2023-11-19 02:53:37,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 760 [2023-11-19 02:53:37,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:37,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:37,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:39,628 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:39,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:39,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2705 states to 1519 states and 2705 transitions. [2023-11-19 02:53:39,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2705 transitions. [2023-11-19 02:53:39,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 761 [2023-11-19 02:53:39,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:39,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:40,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:40,742 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:41,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:41,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 1523 states and 2712 transitions. [2023-11-19 02:53:41,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 2712 transitions. [2023-11-19 02:53:41,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 762 [2023-11-19 02:53:41,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:41,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:41,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:41,909 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:42,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:42,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2715 states to 1525 states and 2715 transitions. [2023-11-19 02:53:42,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 2715 transitions. [2023-11-19 02:53:42,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 763 [2023-11-19 02:53:42,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:42,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:42,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:42,838 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:43,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:43,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 1531 states and 2726 transitions. [2023-11-19 02:53:43,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 2726 transitions. [2023-11-19 02:53:43,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 764 [2023-11-19 02:53:43,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:43,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:43,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:43,982 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 02:53:44,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:44,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2733 states to 1535 states and 2733 transitions. [2023-11-19 02:53:44,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 2733 transitions. [2023-11-19 02:53:44,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 765 [2023-11-19 02:53:44,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:44,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:44,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:45,002 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:45,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:45,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2736 states to 1537 states and 2736 transitions. [2023-11-19 02:53:45,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 2736 transitions. [2023-11-19 02:53:45,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 766 [2023-11-19 02:53:45,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:45,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:45,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:45,917 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:46,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:46,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2751 states to 1546 states and 2751 transitions. [2023-11-19 02:53:46,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 2751 transitions. [2023-11-19 02:53:46,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 767 [2023-11-19 02:53:46,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:46,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:46,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:47,109 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:47,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:47,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2754 states to 1548 states and 2754 transitions. [2023-11-19 02:53:47,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 2754 transitions. [2023-11-19 02:53:47,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 768 [2023-11-19 02:53:47,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:47,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:47,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:48,050 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:48,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:48,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2772 states to 1559 states and 2772 transitions. [2023-11-19 02:53:48,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 2772 transitions. [2023-11-19 02:53:48,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 769 [2023-11-19 02:53:48,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:48,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:49,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:49,947 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:50,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:50,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2791 states to 1571 states and 2791 transitions. [2023-11-19 02:53:50,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 2791 transitions. [2023-11-19 02:53:51,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 770 [2023-11-19 02:53:51,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:51,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:51,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:51,616 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:51,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:51,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2794 states to 1573 states and 2794 transitions. [2023-11-19 02:53:51,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 2794 transitions. [2023-11-19 02:53:51,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 771 [2023-11-19 02:53:51,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:51,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:52,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:52,747 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:54,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:54,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2800 states to 1574 states and 2800 transitions. [2023-11-19 02:53:54,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 2800 transitions. [2023-11-19 02:53:54,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 772 [2023-11-19 02:53:54,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:54,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:54,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:54,634 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:54,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:54,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2802 states to 1576 states and 2802 transitions. [2023-11-19 02:53:54,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 2802 transitions. [2023-11-19 02:53:54,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 773 [2023-11-19 02:53:54,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:54,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:54,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:55,262 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:55,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:55,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2810 states to 1582 states and 2810 transitions. [2023-11-19 02:53:55,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 2810 transitions. [2023-11-19 02:53:55,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 775 [2023-11-19 02:53:55,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:55,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:55,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:56,064 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:56,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:56,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2828 states to 1596 states and 2828 transitions. [2023-11-19 02:53:56,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 2828 transitions. [2023-11-19 02:53:56,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 776 [2023-11-19 02:53:56,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:56,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:56,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:57,428 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:53:58,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:58,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2842 states to 1601 states and 2842 transitions. [2023-11-19 02:53:58,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 2842 transitions. [2023-11-19 02:53:58,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 776 [2023-11-19 02:53:58,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:58,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:58,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:58,988 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:53:59,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:59,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2849 states to 1604 states and 2849 transitions. [2023-11-19 02:53:59,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 2849 transitions. [2023-11-19 02:53:59,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 780 [2023-11-19 02:53:59,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:59,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:59,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:59,693 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:59,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:59,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2859 states to 1612 states and 2859 transitions. [2023-11-19 02:53:59,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 2859 transitions. [2023-11-19 02:53:59,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 782 [2023-11-19 02:53:59,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:59,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:00,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:00,404 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 02:54:01,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:01,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 1618 states and 2868 transitions. [2023-11-19 02:54:01,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1618 states and 2868 transitions. [2023-11-19 02:54:01,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 782 [2023-11-19 02:54:01,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:01,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:01,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:01,897 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 02:54:02,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:02,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 1620 states and 2870 transitions. [2023-11-19 02:54:02,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1620 states and 2870 transitions. [2023-11-19 02:54:02,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 782 [2023-11-19 02:54:02,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:02,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:02,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:02,473 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 02:54:02,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:02,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2875 states to 1624 states and 2875 transitions. [2023-11-19 02:54:02,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 2875 transitions. [2023-11-19 02:54:02,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 787 [2023-11-19 02:54:02,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:02,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:02,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:03,311 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:54:04,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:04,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2882 states to 1630 states and 2882 transitions. [2023-11-19 02:54:04,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 2882 transitions. [2023-11-19 02:54:04,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 787 [2023-11-19 02:54:04,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:04,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:04,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:04,583 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:54:05,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:05,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2886 states to 1633 states and 2886 transitions. [2023-11-19 02:54:05,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 2886 transitions. [2023-11-19 02:54:05,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 787 [2023-11-19 02:54:05,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:05,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:05,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat