./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/systemc/token_ring.04.cil-1.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_4763c489-6c67-40d0-8b68-57f97cf05010/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4763c489-6c67-40d0-8b68-57f97cf05010/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_4763c489-6c67-40d0-8b68-57f97cf05010/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4763c489-6c67-40d0-8b68-57f97cf05010/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/systemc/token_ring.04.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4763c489-6c67-40d0-8b68-57f97cf05010/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_4763c489-6c67-40d0-8b68-57f97cf05010/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 d4710f8f3a918a0191222414f5c33a367ff98c09c2e8598fa3213223c4c35dba --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:12:15,668 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:12:15,790 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4763c489-6c67-40d0-8b68-57f97cf05010/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:12:15,796 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:12:15,797 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:12:15,862 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:12:15,864 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:12:15,865 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:12:15,866 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:12:15,871 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:12:15,872 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:12:15,872 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:12:15,873 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:12:15,875 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:12:15,875 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:12:15,875 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:12:15,876 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:12:15,876 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:12:15,877 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:12:15,877 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:12:15,877 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:12:15,878 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:12:15,878 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:12:15,880 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:12:15,880 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:12:15,881 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:12:15,882 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:12:15,882 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:12:15,883 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:12:15,883 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:12:15,884 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:12:15,884 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:12:15,885 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:12:15,885 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_4763c489-6c67-40d0-8b68-57f97cf05010/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4763c489-6c67-40d0-8b68-57f97cf05010/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4710f8f3a918a0191222414f5c33a367ff98c09c2e8598fa3213223c4c35dba [2023-11-19 03:12:16,198 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:12:16,229 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:12:16,232 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:12:16,233 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:12:16,234 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:12:16,235 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4763c489-6c67-40d0-8b68-57f97cf05010/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/systemc/token_ring.04.cil-1.c [2023-11-19 03:12:19,195 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:12:19,521 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:12:19,525 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4763c489-6c67-40d0-8b68-57f97cf05010/sv-benchmarks/c/systemc/token_ring.04.cil-1.c [2023-11-19 03:12:19,537 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4763c489-6c67-40d0-8b68-57f97cf05010/bin/ukojak-verify-G8NBE6pJGL/data/fc80dcd28/715bf53c485a4385a42e2e5f0435fea2/FLAGf47cdaa68 [2023-11-19 03:12:19,551 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4763c489-6c67-40d0-8b68-57f97cf05010/bin/ukojak-verify-G8NBE6pJGL/data/fc80dcd28/715bf53c485a4385a42e2e5f0435fea2 [2023-11-19 03:12:19,553 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:12:19,555 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:12:19,556 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:12:19,556 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:12:19,561 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:12:19,562 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:12:19" (1/1) ... [2023-11-19 03:12:19,563 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@620b4901 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:19, skipping insertion in model container [2023-11-19 03:12:19,564 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:12:19" (1/1) ... [2023-11-19 03:12:19,633 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:12:19,808 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_4763c489-6c67-40d0-8b68-57f97cf05010/sv-benchmarks/c/systemc/token_ring.04.cil-1.c[671,684] [2023-11-19 03:12:19,887 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:12:19,914 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:12:19,932 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_4763c489-6c67-40d0-8b68-57f97cf05010/sv-benchmarks/c/systemc/token_ring.04.cil-1.c[671,684] [2023-11-19 03:12:20,006 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:12:20,026 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:12:20,030 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:20 WrapperNode [2023-11-19 03:12:20,031 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:12:20,032 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:12:20,032 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:12:20,033 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:12:20,041 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:20" (1/1) ... [2023-11-19 03:12:20,065 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:20" (1/1) ... [2023-11-19 03:12:20,128 INFO L138 Inliner]: procedures = 36, calls = 43, calls flagged for inlining = 20, calls inlined = 20, statements flattened = 399 [2023-11-19 03:12:20,132 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:12:20,133 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:12:20,133 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:12:20,133 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:12:20,143 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:20" (1/1) ... [2023-11-19 03:12:20,143 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:20" (1/1) ... [2023-11-19 03:12:20,156 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:20" (1/1) ... [2023-11-19 03:12:20,156 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:20" (1/1) ... [2023-11-19 03:12:20,170 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:20" (1/1) ... [2023-11-19 03:12:20,188 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:20" (1/1) ... [2023-11-19 03:12:20,193 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:20" (1/1) ... [2023-11-19 03:12:20,200 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:20" (1/1) ... [2023-11-19 03:12:20,203 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:12:20,205 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:12:20,206 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:12:20,206 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:12:20,207 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:20" (1/1) ... [2023-11-19 03:12:20,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:12:20,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4763c489-6c67-40d0-8b68-57f97cf05010/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:12:20,313 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4763c489-6c67-40d0-8b68-57f97cf05010/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:12:20,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4763c489-6c67-40d0-8b68-57f97cf05010/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:12:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:12:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2023-11-19 03:12:20,377 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2023-11-19 03:12:20,378 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2023-11-19 03:12:20,378 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2023-11-19 03:12:20,379 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 03:12:20,379 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 03:12:20,379 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2023-11-19 03:12:20,380 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2023-11-19 03:12:20,380 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2023-11-19 03:12:20,381 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2023-11-19 03:12:20,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:12:20,381 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2023-11-19 03:12:20,381 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2023-11-19 03:12:20,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:12:20,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:12:20,498 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:12:20,502 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:12:21,057 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:12:21,354 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:12:21,355 INFO L302 CfgBuilder]: Removed 7 assume(true) statements. [2023-11-19 03:12:21,362 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:12:21 BoogieIcfgContainer [2023-11-19 03:12:21,362 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:12:21,364 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:12:21,364 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:12:21,375 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:12:21,375 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:12:21" (1/1) ... [2023-11-19 03:12:21,385 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:12:21,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:21,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 105 states and 153 transitions. [2023-11-19 03:12:21,447 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 153 transitions. [2023-11-19 03:12:21,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:12:21,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:21,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:21,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:21,967 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 03:12:22,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:22,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 119 states and 179 transitions. [2023-11-19 03:12:22,396 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 179 transitions. [2023-11-19 03:12:22,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:12:22,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:22,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:22,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:22,561 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 03:12:22,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:22,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 120 states and 179 transitions. [2023-11-19 03:12:22,841 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 179 transitions. [2023-11-19 03:12:22,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:12:22,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:22,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:22,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:22,936 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 03:12:23,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:23,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 121 states and 179 transitions. [2023-11-19 03:12:23,229 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 179 transitions. [2023-11-19 03:12:23,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:12:23,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:23,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:23,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:23,338 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 03:12:23,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:23,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 122 states and 179 transitions. [2023-11-19 03:12:23,715 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 179 transitions. [2023-11-19 03:12:23,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:12:23,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:23,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:23,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:23,825 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 03:12:24,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:24,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 123 states and 179 transitions. [2023-11-19 03:12:24,125 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 179 transitions. [2023-11-19 03:12:24,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:12:24,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:24,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:24,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:24,237 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 03:12:24,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:24,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 131 states and 196 transitions. [2023-11-19 03:12:24,585 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 196 transitions. [2023-11-19 03:12:24,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:12:24,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:24,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:24,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:24,681 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 03:12:24,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:24,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 132 states and 196 transitions. [2023-11-19 03:12:24,780 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 196 transitions. [2023-11-19 03:12:24,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:12:24,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:24,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:24,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:24,877 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 03:12:24,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:24,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 133 states and 196 transitions. [2023-11-19 03:12:24,969 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 196 transitions. [2023-11-19 03:12:24,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:12:24,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:24,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:24,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:25,066 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 03:12:25,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:25,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 139 states and 207 transitions. [2023-11-19 03:12:25,322 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 207 transitions. [2023-11-19 03:12:25,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:12:25,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:25,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:25,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:25,408 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 03:12:25,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:25,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 140 states and 207 transitions. [2023-11-19 03:12:25,491 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 207 transitions. [2023-11-19 03:12:25,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:12:25,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:25,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:25,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:25,546 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 03:12:25,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:25,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 148 states and 221 transitions. [2023-11-19 03:12:25,763 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 221 transitions. [2023-11-19 03:12:25,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:12:25,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:25,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:25,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:26,034 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:12:27,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:27,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 170 states and 264 transitions. [2023-11-19 03:12:27,186 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 264 transitions. [2023-11-19 03:12:27,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:12:27,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:27,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:27,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:27,358 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:12:28,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:28,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 172 states and 269 transitions. [2023-11-19 03:12:28,099 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 269 transitions. [2023-11-19 03:12:28,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:12:28,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:28,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:28,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:28,240 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:12:30,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:30,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 183 states and 290 transitions. [2023-11-19 03:12:30,442 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 290 transitions. [2023-11-19 03:12:30,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:12:30,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:30,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:30,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:30,492 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:12:30,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:30,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 181 states and 285 transitions. [2023-11-19 03:12:30,651 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 285 transitions. [2023-11-19 03:12:30,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:12:30,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:30,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:30,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:30,713 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:12:30,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:30,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 182 states and 286 transitions. [2023-11-19 03:12:30,862 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 286 transitions. [2023-11-19 03:12:30,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:12:30,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:30,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:30,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:30,923 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:12:31,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:31,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 183 states and 287 transitions. [2023-11-19 03:12:31,063 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 287 transitions. [2023-11-19 03:12:31,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:12:31,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:31,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:31,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:31,115 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:12:31,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:31,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 171 states and 265 transitions. [2023-11-19 03:12:31,881 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 265 transitions. [2023-11-19 03:12:31,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:12:31,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:31,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:31,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:32,298 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:12:35,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:35,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 196 states and 315 transitions. [2023-11-19 03:12:35,163 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 315 transitions. [2023-11-19 03:12:35,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:12:35,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:35,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:35,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:35,227 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:12:35,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:35,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 198 states and 320 transitions. [2023-11-19 03:12:35,568 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 320 transitions. [2023-11-19 03:12:35,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:12:35,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:35,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:35,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:35,648 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:12:37,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:37,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 209 states and 342 transitions. [2023-11-19 03:12:37,678 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 342 transitions. [2023-11-19 03:12:37,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:12:37,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:37,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:37,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:37,757 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:12:37,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:37,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 207 states and 338 transitions. [2023-11-19 03:12:37,941 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 338 transitions. [2023-11-19 03:12:37,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:12:37,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:37,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:37,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:38,049 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:12:38,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:38,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 208 states and 339 transitions. [2023-11-19 03:12:38,209 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 339 transitions. [2023-11-19 03:12:38,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:12:38,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:38,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:38,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:38,271 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:12:38,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:38,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 209 states and 340 transitions. [2023-11-19 03:12:38,460 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 340 transitions. [2023-11-19 03:12:38,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:12:38,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:38,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:38,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:38,506 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:12:39,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:39,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 197 states and 317 transitions. [2023-11-19 03:12:39,291 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 317 transitions. [2023-11-19 03:12:39,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:12:39,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:39,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:39,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:39,809 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:12:44,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:44,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 226 states and 377 transitions. [2023-11-19 03:12:44,550 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 377 transitions. [2023-11-19 03:12:44,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:12:44,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:44,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:44,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:44,614 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:12:45,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:45,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 228 states and 382 transitions. [2023-11-19 03:12:45,106 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 382 transitions. [2023-11-19 03:12:45,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:12:45,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:45,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:45,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:45,161 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:12:47,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:47,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 238 states and 403 transitions. [2023-11-19 03:12:47,818 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 403 transitions. [2023-11-19 03:12:47,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:12:47,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:47,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:47,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:47,869 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:12:48,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:48,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 236 states and 399 transitions. [2023-11-19 03:12:48,138 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 399 transitions. [2023-11-19 03:12:48,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:12:48,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:48,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:48,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:48,193 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:12:48,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:48,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 237 states and 400 transitions. [2023-11-19 03:12:48,419 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 400 transitions. [2023-11-19 03:12:48,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:12:48,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:48,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:48,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:48,448 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:12:48,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:48,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 237 states and 399 transitions. [2023-11-19 03:12:48,489 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 399 transitions. [2023-11-19 03:12:48,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:12:48,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:48,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:48,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:48,544 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:12:48,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:48,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 238 states and 400 transitions. [2023-11-19 03:12:48,801 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 400 transitions. [2023-11-19 03:12:48,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:12:48,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:48,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:48,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:48,849 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:12:49,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:49,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 227 states and 378 transitions. [2023-11-19 03:12:49,957 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 378 transitions. [2023-11-19 03:12:49,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:12:49,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:49,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:49,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:50,085 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:12:50,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:50,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 229 states and 382 transitions. [2023-11-19 03:12:50,131 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 382 transitions. [2023-11-19 03:12:50,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:12:50,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:50,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:50,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:50,280 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:12:50,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:50,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 231 states and 385 transitions. [2023-11-19 03:12:50,325 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 385 transitions. [2023-11-19 03:12:50,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:12:50,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:50,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:50,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:51,043 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:12:58,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:58,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 259 states and 443 transitions. [2023-11-19 03:12:58,240 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 443 transitions. [2023-11-19 03:12:58,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:12:58,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:58,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:58,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:58,310 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:12:58,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:58,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 261 states and 448 transitions. [2023-11-19 03:12:58,890 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 448 transitions. [2023-11-19 03:12:58,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:12:58,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:58,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:58,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:58,935 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:13:02,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:02,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 271 states and 469 transitions. [2023-11-19 03:13:02,685 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 469 transitions. [2023-11-19 03:13:02,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:13:02,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:02,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:02,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:02,742 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:13:03,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:03,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 269 states and 465 transitions. [2023-11-19 03:13:03,046 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 465 transitions. [2023-11-19 03:13:03,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:13:03,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:03,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:03,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:03,115 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:13:03,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:03,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 270 states and 466 transitions. [2023-11-19 03:13:03,393 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 466 transitions. [2023-11-19 03:13:03,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:13:03,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:03,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:03,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:03,598 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:07,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:07,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 281 states and 488 transitions. [2023-11-19 03:13:07,697 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 488 transitions. [2023-11-19 03:13:07,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:13:07,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:07,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:07,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:07,754 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:13:08,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:08,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 282 states and 489 transitions. [2023-11-19 03:13:08,072 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 489 transitions. [2023-11-19 03:13:08,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:13:08,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:08,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:08,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:08,117 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.