./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_dfe3ff12-6b56-4267-a6e1-3d84e75a3995/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe3ff12-6b56-4267-a6e1-3d84e75a3995/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_dfe3ff12-6b56-4267-a6e1-3d84e75a3995/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe3ff12-6b56-4267-a6e1-3d84e75a3995/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe3ff12-6b56-4267-a6e1-3d84e75a3995/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe3ff12-6b56-4267-a6e1-3d84e75a3995/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3d9847fe213bf8df5d23c53d2bc8b53fb384c85820b87c09591484702dabefc3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:05:40,837 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:05:40,947 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe3ff12-6b56-4267-a6e1-3d84e75a3995/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:05:40,952 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:05:40,953 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:05:40,978 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:05:40,980 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:05:40,980 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:05:40,981 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:05:40,982 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:05:40,983 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:05:40,983 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:05:40,984 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:05:40,985 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:05:40,985 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:05:40,986 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:05:40,987 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:05:40,987 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:05:40,988 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:05:40,988 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:05:40,989 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:05:40,992 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:05:40,993 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:05:40,993 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:05:40,993 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:05:40,994 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:05:40,994 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:05:40,995 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:05:40,995 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:05:40,995 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:05:40,996 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:05:40,996 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:05:40,997 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:05:40,997 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:05:40,997 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:05:40,998 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_dfe3ff12-6b56-4267-a6e1-3d84e75a3995/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe3ff12-6b56-4267-a6e1-3d84e75a3995/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d9847fe213bf8df5d23c53d2bc8b53fb384c85820b87c09591484702dabefc3 [2023-11-19 03:05:41,363 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:05:41,405 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:05:41,409 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:05:41,410 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:05:41,411 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:05:41,414 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe3ff12-6b56-4267-a6e1-3d84e75a3995/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound10.c [2023-11-19 03:05:44,599 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:05:44,861 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:05:44,862 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe3ff12-6b56-4267-a6e1-3d84e75a3995/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound10.c [2023-11-19 03:05:44,870 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe3ff12-6b56-4267-a6e1-3d84e75a3995/bin/ukojak-verify-G8NBE6pJGL/data/926354624/2d9f3e3686cf4544afb63a966cd6f8b0/FLAGf330538fd [2023-11-19 03:05:44,886 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe3ff12-6b56-4267-a6e1-3d84e75a3995/bin/ukojak-verify-G8NBE6pJGL/data/926354624/2d9f3e3686cf4544afb63a966cd6f8b0 [2023-11-19 03:05:44,889 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:05:44,890 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:05:44,892 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:05:44,892 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:05:44,898 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:05:44,899 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:05:44" (1/1) ... [2023-11-19 03:05:44,900 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ce267ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:44, skipping insertion in model container [2023-11-19 03:05:44,900 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:05:44" (1/1) ... [2023-11-19 03:05:44,923 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:05:45,119 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:05:45,131 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:05:45,153 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:05:45,168 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:05:45,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:45 WrapperNode [2023-11-19 03:05:45,169 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:05:45,170 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:05:45,171 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:05:45,171 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:05:45,180 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:45" (1/1) ... [2023-11-19 03:05:45,188 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:45" (1/1) ... [2023-11-19 03:05:45,228 INFO L138 Inliner]: procedures = 14, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 119 [2023-11-19 03:05:45,229 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:05:45,229 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:05:45,230 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:05:45,230 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:05:45,240 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:45" (1/1) ... [2023-11-19 03:05:45,241 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:45" (1/1) ... [2023-11-19 03:05:45,242 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:45" (1/1) ... [2023-11-19 03:05:45,243 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:45" (1/1) ... [2023-11-19 03:05:45,247 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:45" (1/1) ... [2023-11-19 03:05:45,251 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:45" (1/1) ... [2023-11-19 03:05:45,253 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:45" (1/1) ... [2023-11-19 03:05:45,255 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:45" (1/1) ... [2023-11-19 03:05:45,257 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:05:45,258 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:05:45,259 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:05:45,264 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:05:45,265 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:45" (1/1) ... [2023-11-19 03:05:45,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:05:45,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe3ff12-6b56-4267-a6e1-3d84e75a3995/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:05:45,294 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe3ff12-6b56-4267-a6e1-3d84e75a3995/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:05:45,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe3ff12-6b56-4267-a6e1-3d84e75a3995/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:05:45,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:05:45,333 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:05:45,333 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:05:45,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:05:45,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:05:45,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:05:45,333 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:05:45,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:05:45,403 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:05:45,405 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:05:45,876 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:05:45,914 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:05:45,914 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:05:45,920 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:05:45 BoogieIcfgContainer [2023-11-19 03:05:45,921 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:05:45,922 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:05:45,922 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:05:45,939 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:05:45,940 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:05:45" (1/1) ... [2023-11-19 03:05:45,950 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:05:46,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:46,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 135 states and 146 transitions. [2023-11-19 03:05:46,018 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 146 transitions. [2023-11-19 03:05:46,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:05:46,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:46,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:46,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:46,298 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:05:46,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:46,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 135 states and 145 transitions. [2023-11-19 03:05:46,364 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 145 transitions. [2023-11-19 03:05:46,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:05:46,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:46,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:46,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:46,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:05:46,478 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:46,549 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:05:46,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:46,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 137 states and 149 transitions. [2023-11-19 03:05:46,618 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 149 transitions. [2023-11-19 03:05:46,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:05:46,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:46,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:46,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:46,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:05:46,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:46,785 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:05:46,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:46,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 138 states and 150 transitions. [2023-11-19 03:05:46,830 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 150 transitions. [2023-11-19 03:05:46,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:05:46,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:46,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:46,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:46,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:05:46,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:46,900 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:05:47,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:47,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 142 states and 157 transitions. [2023-11-19 03:05:47,005 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 157 transitions. [2023-11-19 03:05:47,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:05:47,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:47,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:47,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:47,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:05:47,054 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:47,070 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:05:47,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:47,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 143 states and 158 transitions. [2023-11-19 03:05:47,088 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 158 transitions. [2023-11-19 03:05:47,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:05:47,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:47,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:47,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:47,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:05:47,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:47,204 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:05:47,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:47,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 146 states and 161 transitions. [2023-11-19 03:05:47,283 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 161 transitions. [2023-11-19 03:05:47,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:05:47,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:47,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:47,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:47,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:05:47,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:47,442 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:05:47,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:47,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 147 states and 162 transitions. [2023-11-19 03:05:47,472 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 162 transitions. [2023-11-19 03:05:47,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:05:47,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:47,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:47,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:47,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:05:47,515 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:47,559 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:05:47,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:47,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 156 states and 175 transitions. [2023-11-19 03:05:47,712 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 175 transitions. [2023-11-19 03:05:47,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:05:47,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:47,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:47,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:47,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:05:47,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:47,776 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:05:47,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:47,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 157 states and 176 transitions. [2023-11-19 03:05:47,796 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 176 transitions. [2023-11-19 03:05:47,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:05:47,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:47,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:47,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:47,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:05:47,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:47,972 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:05:48,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:48,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 168 states and 192 transitions. [2023-11-19 03:05:48,382 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 192 transitions. [2023-11-19 03:05:48,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:05:48,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:48,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:48,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:48,433 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:05:48,435 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:48,561 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:05:49,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:49,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 180 states and 210 transitions. [2023-11-19 03:05:49,189 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 210 transitions. [2023-11-19 03:05:49,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:05:49,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:49,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:49,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:49,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:05:49,223 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:49,285 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:05:49,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:49,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 183 states and 215 transitions. [2023-11-19 03:05:49,550 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 215 transitions. [2023-11-19 03:05:49,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:05:49,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:49,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:49,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:49,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:05:49,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:49,737 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:05:50,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:50,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 184 states and 216 transitions. [2023-11-19 03:05:50,198 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 216 transitions. [2023-11-19 03:05:50,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:05:50,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:50,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:50,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:50,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:05:50,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:50,258 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:05:50,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:50,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 193 states and 231 transitions. [2023-11-19 03:05:50,806 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 231 transitions. [2023-11-19 03:05:50,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:05:50,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:50,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:50,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:50,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:05:50,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:50,870 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:05:50,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:50,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 194 states and 232 transitions. [2023-11-19 03:05:50,898 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 232 transitions. [2023-11-19 03:05:50,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:05:50,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:50,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:50,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:50,928 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:05:50,930 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:51,086 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:05:52,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:52,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 212 states and 258 transitions. [2023-11-19 03:05:52,470 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 258 transitions. [2023-11-19 03:05:52,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:05:52,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:52,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:52,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:52,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:05:52,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:52,693 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:05:54,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:54,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 231 states and 286 transitions. [2023-11-19 03:05:54,407 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 286 transitions. [2023-11-19 03:05:54,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:05:54,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:54,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:54,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:54,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:05:54,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:54,550 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:05:55,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:55,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 234 states and 291 transitions. [2023-11-19 03:05:55,053 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 291 transitions. [2023-11-19 03:05:55,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:05:55,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:55,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:55,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:55,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:05:55,096 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:55,276 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:05:55,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:55,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 235 states and 292 transitions. [2023-11-19 03:05:55,826 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 292 transitions. [2023-11-19 03:05:55,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:05:55,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:55,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:55,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:55,859 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:05:55,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:55,910 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:05:55,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:55,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 234 states and 291 transitions. [2023-11-19 03:05:55,983 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 291 transitions. [2023-11-19 03:05:55,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:05:55,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:55,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:56,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:56,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:05:56,017 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:56,069 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:05:56,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:56,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 233 states and 290 transitions. [2023-11-19 03:05:56,251 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 290 transitions. [2023-11-19 03:05:56,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:05:56,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:56,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:56,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:56,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:05:56,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:56,294 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:05:56,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:56,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 232 states and 289 transitions. [2023-11-19 03:05:56,322 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 289 transitions. [2023-11-19 03:05:56,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:05:56,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:56,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:56,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:56,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:05:56,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:56,363 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:05:56,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:56,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 231 states and 288 transitions. [2023-11-19 03:05:56,392 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 288 transitions. [2023-11-19 03:05:56,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:05:56,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:56,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:56,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:56,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:05:56,429 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:56,745 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:05:59,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:59,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 257 states and 327 transitions. [2023-11-19 03:05:59,904 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 327 transitions. [2023-11-19 03:05:59,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:05:59,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:59,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:59,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:59,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:05:59,940 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:06:00,227 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:06:03,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:03,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 283 states and 364 transitions. [2023-11-19 03:06:03,622 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 364 transitions. [2023-11-19 03:06:03,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:06:03,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:03,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:03,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:03,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:06:03,659 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:06:03,860 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:06:07,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:07,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 298 states and 389 transitions. [2023-11-19 03:06:07,213 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 389 transitions. [2023-11-19 03:06:07,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:06:07,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:07,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:07,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:07,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:06:07,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:06:07,431 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:06:10,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:10,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 313 states and 414 transitions. [2023-11-19 03:06:10,999 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 414 transitions. [2023-11-19 03:06:10,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:06:11,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:11,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:11,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:11,031 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:06:11,033 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:06:11,181 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:06:14,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:14,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 326 states and 436 transitions. [2023-11-19 03:06:14,381 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 436 transitions. [2023-11-19 03:06:14,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:06:14,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:14,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:14,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:14,412 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:06:14,413 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:06:14,502 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:06:15,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:15,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 330 states and 442 transitions. [2023-11-19 03:06:15,532 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 442 transitions. [2023-11-19 03:06:15,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:06:15,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:15,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:15,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:15,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:06:15,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:06:15,656 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:06:16,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:16,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 334 states and 448 transitions. [2023-11-19 03:06:16,524 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 448 transitions. [2023-11-19 03:06:16,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:06:16,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:16,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:16,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:16,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:06:16,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:06:16,691 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:06:21,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:21,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 348 states and 471 transitions. [2023-11-19 03:06:21,487 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 471 transitions. [2023-11-19 03:06:21,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:06:21,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:21,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:21,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:21,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:06:21,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:06:21,780 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:06:26,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:26,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 363 states and 498 transitions. [2023-11-19 03:06:26,889 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 498 transitions. [2023-11-19 03:06:26,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:06:26,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:26,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:26,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:26,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:06:26,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:06:27,141 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:06:32,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:32,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 378 states and 525 transitions. [2023-11-19 03:06:32,627 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 525 transitions. [2023-11-19 03:06:32,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:06:32,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:32,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:32,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:32,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:06:32,667 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:06:32,892 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:06:35,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:35,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 384 states and 536 transitions. [2023-11-19 03:06:35,795 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 536 transitions. [2023-11-19 03:06:35,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:06:35,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:35,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:35,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:35,848 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:06:35,849 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:06:35,945 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:06:37,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:37,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 390 states and 548 transitions. [2023-11-19 03:06:37,928 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 548 transitions. [2023-11-19 03:06:37,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:06:37,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:37,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:37,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:37,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:06:37,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:06:38,062 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked.