./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-multidimensional/max-3-n-u.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_b487fa06-eea4-4e2c-9fde-b12d812fcbc2/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b487fa06-eea4-4e2c-9fde-b12d812fcbc2/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_b487fa06-eea4-4e2c-9fde-b12d812fcbc2/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b487fa06-eea4-4e2c-9fde-b12d812fcbc2/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/max-3-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b487fa06-eea4-4e2c-9fde-b12d812fcbc2/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_b487fa06-eea4-4e2c-9fde-b12d812fcbc2/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 6c8d330fcf7e017e6b51632eb7a9f8f167fb4f3e932700b6ef82da7b1572a2f0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:27:57,098 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:27:57,196 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b487fa06-eea4-4e2c-9fde-b12d812fcbc2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:27:57,202 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:27:57,203 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:27:57,233 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:27:57,234 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:27:57,235 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:27:57,236 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:27:57,236 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:27:57,237 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:27:57,238 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:27:57,238 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:27:57,239 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:27:57,239 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:27:57,240 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:27:57,241 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:27:57,241 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:27:57,242 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:27:57,242 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:27:57,243 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:27:57,244 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:27:57,244 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:27:57,245 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:27:57,245 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:27:57,246 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:27:57,247 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:57,247 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:27:57,248 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:27:57,248 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:27:57,249 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:27:57,249 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:27:57,250 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:27:57,250 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_b487fa06-eea4-4e2c-9fde-b12d812fcbc2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b487fa06-eea4-4e2c-9fde-b12d812fcbc2/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c8d330fcf7e017e6b51632eb7a9f8f167fb4f3e932700b6ef82da7b1572a2f0 [2023-11-19 03:27:57,582 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:27:57,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:27:57,625 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:27:57,627 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:27:57,628 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:27:57,629 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b487fa06-eea4-4e2c-9fde-b12d812fcbc2/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/array-multidimensional/max-3-n-u.c [2023-11-19 03:28:01,165 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:28:01,387 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:28:01,388 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b487fa06-eea4-4e2c-9fde-b12d812fcbc2/sv-benchmarks/c/array-multidimensional/max-3-n-u.c [2023-11-19 03:28:01,396 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b487fa06-eea4-4e2c-9fde-b12d812fcbc2/bin/ukojak-verify-G8NBE6pJGL/data/045acce20/7572e7f3f656407a85d0269bb10b2369/FLAG58d2c982e [2023-11-19 03:28:01,410 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b487fa06-eea4-4e2c-9fde-b12d812fcbc2/bin/ukojak-verify-G8NBE6pJGL/data/045acce20/7572e7f3f656407a85d0269bb10b2369 [2023-11-19 03:28:01,413 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:28:01,415 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:28:01,416 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:28:01,416 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:28:01,421 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:28:01,422 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:28:01" (1/1) ... [2023-11-19 03:28:01,423 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7733a612 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:01, skipping insertion in model container [2023-11-19 03:28:01,423 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:28:01" (1/1) ... [2023-11-19 03:28:01,446 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:28:01,576 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_b487fa06-eea4-4e2c-9fde-b12d812fcbc2/sv-benchmarks/c/array-multidimensional/max-3-n-u.c[321,334] [2023-11-19 03:28:01,598 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:28:01,606 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:28:01,619 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_b487fa06-eea4-4e2c-9fde-b12d812fcbc2/sv-benchmarks/c/array-multidimensional/max-3-n-u.c[321,334] [2023-11-19 03:28:01,632 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:28:01,647 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:28:01,647 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:01 WrapperNode [2023-11-19 03:28:01,648 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:28:01,649 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:28:01,649 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:28:01,649 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:28:01,657 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:01" (1/1) ... [2023-11-19 03:28:01,665 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:01" (1/1) ... [2023-11-19 03:28:01,686 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 109 [2023-11-19 03:28:01,687 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:28:01,687 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:28:01,688 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:28:01,688 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:28:01,694 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:01" (1/1) ... [2023-11-19 03:28:01,695 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:01" (1/1) ... [2023-11-19 03:28:01,697 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:01" (1/1) ... [2023-11-19 03:28:01,697 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:01" (1/1) ... [2023-11-19 03:28:01,703 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:01" (1/1) ... [2023-11-19 03:28:01,709 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:01" (1/1) ... [2023-11-19 03:28:01,710 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:01" (1/1) ... [2023-11-19 03:28:01,711 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:01" (1/1) ... [2023-11-19 03:28:01,714 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:28:01,715 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:28:01,715 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:28:01,715 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:28:01,716 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:01" (1/1) ... [2023-11-19 03:28:01,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:28:01,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b487fa06-eea4-4e2c-9fde-b12d812fcbc2/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:28:01,756 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b487fa06-eea4-4e2c-9fde-b12d812fcbc2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:28:01,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b487fa06-eea4-4e2c-9fde-b12d812fcbc2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:28:01,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:28:01,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:28:01,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:28:01,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:28:01,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:28:01,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:28:01,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:28:01,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:28:01,867 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:28:01,869 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:28:02,091 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:28:02,162 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:28:02,162 INFO L302 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-19 03:28:02,167 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:28:02 BoogieIcfgContainer [2023-11-19 03:28:02,167 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:28:02,168 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:28:02,168 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:28:02,179 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:28:02,179 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:28:02" (1/1) ... [2023-11-19 03:28:02,188 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:28:02,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:02,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 15 states and 24 transitions. [2023-11-19 03:28:02,242 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 24 transitions. [2023-11-19 03:28:02,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:28:02,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:02,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:02,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:02,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:28:02,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:02,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:02,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:02,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2023-11-19 03:28:02,583 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2023-11-19 03:28:02,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:28:02,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:02,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:02,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:02,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:28:02,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:02,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:02,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:02,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 18 states and 30 transitions. [2023-11-19 03:28:02,854 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 30 transitions. [2023-11-19 03:28:02,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:28:02,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:02,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:02,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:02,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:28:02,930 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:02,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:03,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:03,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 21 states and 38 transitions. [2023-11-19 03:28:03,274 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 38 transitions. [2023-11-19 03:28:03,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:28:03,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:03,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:03,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:03,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:28:03,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:03,379 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:03,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:03,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 22 states and 39 transitions. [2023-11-19 03:28:03,546 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 39 transitions. [2023-11-19 03:28:03,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:28:03,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:03,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:03,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:03,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:28:03,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:03,672 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:03,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:03,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 23 states and 40 transitions. [2023-11-19 03:28:03,824 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 40 transitions. [2023-11-19 03:28:03,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:28:03,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:03,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:03,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:03,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:28:03,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:03,971 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:04,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:04,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 24 states and 41 transitions. [2023-11-19 03:28:04,124 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 41 transitions. [2023-11-19 03:28:04,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:28:04,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:04,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:04,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:04,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:28:04,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:04,284 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:04,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:04,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 25 states and 42 transitions. [2023-11-19 03:28:04,448 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 42 transitions. [2023-11-19 03:28:04,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:28:04,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:04,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:04,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:04,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:28:04,510 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:04,611 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:04,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:04,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 26 states and 43 transitions. [2023-11-19 03:28:04,785 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 43 transitions. [2023-11-19 03:28:04,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:28:04,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:04,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:04,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:04,859 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:28:04,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:04,976 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:05,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:05,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 44 transitions. [2023-11-19 03:28:05,139 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 44 transitions. [2023-11-19 03:28:05,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:28:05,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:05,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:05,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:05,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:28:05,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:05,335 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:05,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:05,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 28 states and 45 transitions. [2023-11-19 03:28:05,498 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 45 transitions. [2023-11-19 03:28:05,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:28:05,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:05,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:05,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:05,568 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:28:05,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:05,708 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 2 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:05,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:05,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 29 states and 46 transitions. [2023-11-19 03:28:05,891 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 46 transitions. [2023-11-19 03:28:05,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:28:05,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:05,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:05,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:05,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:28:05,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:06,120 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 2 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:06,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:06,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 30 states and 47 transitions. [2023-11-19 03:28:06,313 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 47 transitions. [2023-11-19 03:28:06,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:28:06,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:06,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:06,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:06,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:28:06,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:06,557 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 2 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:06,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:06,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 31 states and 48 transitions. [2023-11-19 03:28:06,775 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2023-11-19 03:28:06,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:28:06,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:06,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:06,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:06,852 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 03:28:06,855 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:06,975 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 2 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:07,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:07,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 49 transitions. [2023-11-19 03:28:07,161 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 49 transitions. [2023-11-19 03:28:07,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:28:07,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:07,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:07,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:07,243 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:28:07,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:07,394 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 2 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:07,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:07,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2023-11-19 03:28:07,586 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2023-11-19 03:28:07,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:28:07,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:07,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:07,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:07,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:28:07,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:07,849 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 2 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:08,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:08,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2023-11-19 03:28:08,056 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2023-11-19 03:28:08,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:28:08,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:08,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:08,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:08,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 03:28:08,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:08,327 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 2 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:08,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:08,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2023-11-19 03:28:08,545 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2023-11-19 03:28:08,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:28:08,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:08,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:08,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:08,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 03:28:08,642 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:08,810 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 2 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:09,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:09,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 36 states and 53 transitions. [2023-11-19 03:28:09,024 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2023-11-19 03:28:09,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:28:09,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:09,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:09,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:09,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 03:28:09,126 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:09,306 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 2 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:09,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:09,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 37 states and 54 transitions. [2023-11-19 03:28:09,520 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 54 transitions. [2023-11-19 03:28:09,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:28:09,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:09,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:09,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:09,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 03:28:09,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:09,791 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 2 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:10,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:10,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 38 states and 55 transitions. [2023-11-19 03:28:10,051 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 55 transitions. [2023-11-19 03:28:10,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:28:10,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:10,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:10,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:10,155 INFO L262 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 03:28:10,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:10,341 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 2 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:10,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:10,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 39 states and 56 transitions. [2023-11-19 03:28:10,566 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 56 transitions. [2023-11-19 03:28:10,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:28:10,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:10,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:10,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:10,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-19 03:28:10,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:10,860 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 2 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:11,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:11,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 40 states and 57 transitions. [2023-11-19 03:28:11,095 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2023-11-19 03:28:11,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:28:11,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:11,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:11,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:11,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 03:28:11,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:11,394 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 2 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:11,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:11,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 41 states and 58 transitions. [2023-11-19 03:28:11,673 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 58 transitions. [2023-11-19 03:28:11,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:28:11,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:11,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:11,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:11,798 INFO L262 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-19 03:28:11,801 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:12,025 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 2 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:12,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:12,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 42 states and 59 transitions. [2023-11-19 03:28:12,266 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 59 transitions. [2023-11-19 03:28:12,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:28:12,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:12,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:12,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:12,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-19 03:28:12,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:12,598 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 2 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:12,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:12,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 43 states and 60 transitions. [2023-11-19 03:28:12,854 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2023-11-19 03:28:12,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:28:12,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:12,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:12,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:12,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-19 03:28:12,960 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:13,166 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 2 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:13,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:13,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 44 states and 61 transitions. [2023-11-19 03:28:13,455 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 61 transitions. [2023-11-19 03:28:13,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:28:13,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:13,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:13,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:13,570 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 03:28:13,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:13,788 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 2 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:14,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:14,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 45 states and 62 transitions. [2023-11-19 03:28:14,050 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 62 transitions. [2023-11-19 03:28:14,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:28:14,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:14,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:14,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:14,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-19 03:28:14,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:14,405 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 2 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:14,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:14,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 46 states and 63 transitions. [2023-11-19 03:28:14,670 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 63 transitions. [2023-11-19 03:28:14,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:28:14,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:14,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:14,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:14,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-19 03:28:14,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:15,017 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 2 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:15,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:15,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 47 states and 64 transitions. [2023-11-19 03:28:15,291 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 64 transitions. [2023-11-19 03:28:15,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:28:15,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:15,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:15,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:15,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-19 03:28:15,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:15,629 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 2 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:15,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:15,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 48 states and 65 transitions. [2023-11-19 03:28:15,872 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2023-11-19 03:28:15,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:28:15,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:15,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:15,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:15,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-19 03:28:15,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:16,187 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 2 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:16,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:16,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 49 states and 66 transitions. [2023-11-19 03:28:16,405 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 66 transitions. [2023-11-19 03:28:16,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:28:16,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:16,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:16,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:16,522 INFO L262 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-19 03:28:16,525 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:16,761 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 2 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:17,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:17,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 50 states and 67 transitions. [2023-11-19 03:28:17,004 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2023-11-19 03:28:17,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:28:17,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:17,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:17,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:17,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-19 03:28:17,115 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:17,325 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 2 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:17,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:17,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 51 states and 68 transitions. [2023-11-19 03:28:17,559 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2023-11-19 03:28:17,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:28:17,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:17,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:17,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:17,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 34 conjunts are in the unsatisfiable core [2023-11-19 03:28:17,678 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:17,946 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 2 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:18,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:18,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 52 states and 69 transitions. [2023-11-19 03:28:18,231 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 69 transitions. [2023-11-19 03:28:18,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:28:18,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:18,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:18,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:18,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-19 03:28:18,357 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:18,569 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 2 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:18,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:18,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 53 states and 70 transitions. [2023-11-19 03:28:18,809 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 70 transitions. [2023-11-19 03:28:18,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:28:18,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:18,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:18,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:18,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 36 conjunts are in the unsatisfiable core [2023-11-19 03:28:18,934 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:19,173 INFO L134 CoverageAnalysis]: Checked inductivity of 563 backedges. 2 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:19,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:19,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 54 states and 71 transitions. [2023-11-19 03:28:19,414 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 71 transitions. [2023-11-19 03:28:19,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:28:19,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:19,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:19,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:19,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 37 conjunts are in the unsatisfiable core [2023-11-19 03:28:19,584 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:19,837 INFO L134 CoverageAnalysis]: Checked inductivity of 597 backedges. 2 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:20,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:20,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2023-11-19 03:28:20,121 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2023-11-19 03:28:20,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:28:20,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:20,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:20,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:20,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 38 conjunts are in the unsatisfiable core [2023-11-19 03:28:20,263 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:20,509 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 2 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:20,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:20,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 56 states and 73 transitions. [2023-11-19 03:28:20,748 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2023-11-19 03:28:20,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:28:20,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:20,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:20,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:20,899 INFO L262 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-19 03:28:20,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:21,192 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 2 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:21,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:21,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 57 states and 74 transitions. [2023-11-19 03:28:21,430 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2023-11-19 03:28:21,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:28:21,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:21,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:21,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:21,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 40 conjunts are in the unsatisfiable core [2023-11-19 03:28:21,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:21,796 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 2 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:22,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:22,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 58 states and 75 transitions. [2023-11-19 03:28:22,032 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 75 transitions. [2023-11-19 03:28:22,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:28:22,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:22,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:22,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:22,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 41 conjunts are in the unsatisfiable core [2023-11-19 03:28:22,200 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:22,455 INFO L134 CoverageAnalysis]: Checked inductivity of 743 backedges. 2 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:22,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:22,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 59 states and 76 transitions. [2023-11-19 03:28:22,698 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 76 transitions. [2023-11-19 03:28:22,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:28:22,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:22,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:22,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:22,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 444 conjuncts, 42 conjunts are in the unsatisfiable core [2023-11-19 03:28:22,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:23,064 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 2 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:23,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:23,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 60 states and 77 transitions. [2023-11-19 03:28:23,309 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2023-11-19 03:28:23,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:28:23,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:23,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:23,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:23,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-19 03:28:23,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:23,847 INFO L134 CoverageAnalysis]: Checked inductivity of 822 backedges. 2 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:24,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:24,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 61 states and 78 transitions. [2023-11-19 03:28:24,113 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 78 transitions. [2023-11-19 03:28:24,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:28:24,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:24,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:24,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:24,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 44 conjunts are in the unsatisfiable core [2023-11-19 03:28:24,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:24,526 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 2 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:24,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:24,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 62 states and 79 transitions. [2023-11-19 03:28:24,792 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 79 transitions. [2023-11-19 03:28:24,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:28:24,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:24,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:24,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:24,934 INFO L262 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-19 03:28:24,936 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:25,228 INFO L134 CoverageAnalysis]: Checked inductivity of 905 backedges. 2 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:25,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:25,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 63 states and 80 transitions. [2023-11-19 03:28:25,533 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 80 transitions. [2023-11-19 03:28:25,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:28:25,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:25,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:25,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:25,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 46 conjunts are in the unsatisfiable core [2023-11-19 03:28:25,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:25,986 INFO L134 CoverageAnalysis]: Checked inductivity of 948 backedges. 2 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:26,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:26,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 64 states and 81 transitions. [2023-11-19 03:28:26,270 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 81 transitions. [2023-11-19 03:28:26,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:28:26,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:26,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:26,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:26,414 INFO L262 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 47 conjunts are in the unsatisfiable core [2023-11-19 03:28:26,416 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:26,715 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 2 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:27,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:27,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 65 states and 82 transitions. [2023-11-19 03:28:27,018 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 82 transitions. [2023-11-19 03:28:27,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:28:27,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:27,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:27,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:27,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 498 conjuncts, 48 conjunts are in the unsatisfiable core [2023-11-19 03:28:27,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:27,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 2 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:27,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:27,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 66 states and 83 transitions. [2023-11-19 03:28:27,744 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 83 transitions. [2023-11-19 03:28:27,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:28:27,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:27,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:27,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:27,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 49 conjunts are in the unsatisfiable core [2023-11-19 03:28:27,912 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:28,243 INFO L134 CoverageAnalysis]: Checked inductivity of 1083 backedges. 2 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:28,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:28,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 67 states and 84 transitions. [2023-11-19 03:28:28,629 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 84 transitions. [2023-11-19 03:28:28,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:28:28,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:28,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:28,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:28,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 50 conjunts are in the unsatisfiable core [2023-11-19 03:28:28,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:29,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1130 backedges. 2 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:29,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:29,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 68 states and 85 transitions. [2023-11-19 03:28:29,431 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 85 transitions. [2023-11-19 03:28:29,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:28:29,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:29,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:29,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:29,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 51 conjunts are in the unsatisfiable core [2023-11-19 03:28:29,600 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:29,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1178 backedges. 2 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:30,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:30,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 69 states and 86 transitions. [2023-11-19 03:28:30,275 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 86 transitions. [2023-11-19 03:28:30,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:28:30,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:30,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:30,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:30,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 534 conjuncts, 52 conjunts are in the unsatisfiable core [2023-11-19 03:28:30,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:30,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1227 backedges. 2 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:31,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:31,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 70 states and 87 transitions. [2023-11-19 03:28:31,166 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 87 transitions. [2023-11-19 03:28:31,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:28:31,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:31,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:31,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:31,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 543 conjuncts, 53 conjunts are in the unsatisfiable core [2023-11-19 03:28:31,322 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:31,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1277 backedges. 2 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:31,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:31,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 71 states and 88 transitions. [2023-11-19 03:28:31,995 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 88 transitions. [2023-11-19 03:28:31,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:28:31,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:31,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:32,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:32,207 INFO L262 TraceCheckSpWp]: Trace formula consists of 552 conjuncts, 54 conjunts are in the unsatisfiable core [2023-11-19 03:28:32,210 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:32,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1328 backedges. 2 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:32,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:32,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 72 states and 89 transitions. [2023-11-19 03:28:32,809 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 89 transitions. [2023-11-19 03:28:32,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:28:32,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:32,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:32,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:32,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 561 conjuncts, 55 conjunts are in the unsatisfiable core [2023-11-19 03:28:32,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:33,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1380 backedges. 2 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:33,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:33,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 73 states and 90 transitions. [2023-11-19 03:28:33,663 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 90 transitions. [2023-11-19 03:28:33,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:28:33,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:33,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:33,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:33,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 56 conjunts are in the unsatisfiable core [2023-11-19 03:28:33,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:34,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1433 backedges. 2 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:34,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:34,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 74 states and 91 transitions. [2023-11-19 03:28:34,556 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 91 transitions. [2023-11-19 03:28:34,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:28:34,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:34,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:34,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:34,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 579 conjuncts, 57 conjunts are in the unsatisfiable core [2023-11-19 03:28:34,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:35,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1487 backedges. 2 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:35,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:35,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 75 states and 92 transitions. [2023-11-19 03:28:35,495 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 92 transitions. [2023-11-19 03:28:35,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:28:35,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:35,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:35,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:35,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 588 conjuncts, 58 conjunts are in the unsatisfiable core [2023-11-19 03:28:35,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:36,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1542 backedges. 2 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:36,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:36,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 76 states and 93 transitions. [2023-11-19 03:28:36,485 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 93 transitions. [2023-11-19 03:28:36,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 03:28:36,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:36,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:36,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:36,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 59 conjunts are in the unsatisfiable core [2023-11-19 03:28:36,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:37,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1598 backedges. 2 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:37,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:37,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 77 states and 94 transitions. [2023-11-19 03:28:37,366 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 94 transitions. [2023-11-19 03:28:37,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-19 03:28:37,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:37,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:37,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:37,546 INFO L262 TraceCheckSpWp]: Trace formula consists of 606 conjuncts, 60 conjunts are in the unsatisfiable core [2023-11-19 03:28:37,548 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:37,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1655 backedges. 2 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:38,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:38,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 78 states and 95 transitions. [2023-11-19 03:28:38,261 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 95 transitions. [2023-11-19 03:28:38,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 03:28:38,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:38,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:38,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:38,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 615 conjuncts, 61 conjunts are in the unsatisfiable core [2023-11-19 03:28:38,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:38,841 INFO L134 CoverageAnalysis]: Checked inductivity of 1713 backedges. 2 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:39,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:39,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 79 states and 96 transitions. [2023-11-19 03:28:39,194 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 96 transitions. [2023-11-19 03:28:39,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 03:28:39,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:39,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:39,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:39,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 624 conjuncts, 62 conjunts are in the unsatisfiable core [2023-11-19 03:28:39,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:39,749 INFO L134 CoverageAnalysis]: Checked inductivity of 1772 backedges. 2 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:40,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:40,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 80 states and 97 transitions. [2023-11-19 03:28:40,117 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 97 transitions. [2023-11-19 03:28:40,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-19 03:28:40,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:40,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:40,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:40,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 633 conjuncts, 63 conjunts are in the unsatisfiable core [2023-11-19 03:28:40,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:40,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1832 backedges. 2 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:41,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:41,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 81 states and 98 transitions. [2023-11-19 03:28:41,096 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 98 transitions. [2023-11-19 03:28:41,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 03:28:41,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:41,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:41,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:41,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 642 conjuncts, 64 conjunts are in the unsatisfiable core [2023-11-19 03:28:41,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:41,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1893 backedges. 2 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:42,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:42,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 82 states and 99 transitions. [2023-11-19 03:28:42,182 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 99 transitions. [2023-11-19 03:28:42,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-19 03:28:42,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:42,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:42,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:42,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 651 conjuncts, 65 conjunts are in the unsatisfiable core [2023-11-19 03:28:42,420 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:42,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1955 backedges. 2 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:43,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:43,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 83 states and 100 transitions. [2023-11-19 03:28:43,295 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 100 transitions. [2023-11-19 03:28:43,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 03:28:43,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:43,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:43,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:43,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 660 conjuncts, 66 conjunts are in the unsatisfiable core [2023-11-19 03:28:43,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:43,881 INFO L134 CoverageAnalysis]: Checked inductivity of 2018 backedges. 2 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:44,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:44,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 84 states and 101 transitions. [2023-11-19 03:28:44,246 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 101 transitions. [2023-11-19 03:28:44,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 03:28:44,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:44,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:44,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:44,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 67 conjunts are in the unsatisfiable core [2023-11-19 03:28:44,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:44,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2082 backedges. 2 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:45,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:45,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 85 states and 102 transitions. [2023-11-19 03:28:45,339 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 102 transitions. [2023-11-19 03:28:45,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 03:28:45,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:45,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:45,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:45,546 INFO L262 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 68 conjunts are in the unsatisfiable core [2023-11-19 03:28:45,550 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:45,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2147 backedges. 2 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:46,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:46,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 86 states and 103 transitions. [2023-11-19 03:28:46,289 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 103 transitions. [2023-11-19 03:28:46,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-19 03:28:46,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:46,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:46,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:46,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 69 conjunts are in the unsatisfiable core [2023-11-19 03:28:46,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:46,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2213 backedges. 2 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:47,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:47,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 87 states and 104 transitions. [2023-11-19 03:28:47,280 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 104 transitions. [2023-11-19 03:28:47,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 03:28:47,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:47,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:47,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:47,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 696 conjuncts, 70 conjunts are in the unsatisfiable core [2023-11-19 03:28:47,511 INFO L285 TraceCheckSpWp]: Computing forward predicates...