./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound50.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_0edb0d24-87be-4cb3-a360-5ba50db1afc6/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0edb0d24-87be-4cb3-a360-5ba50db1afc6/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_0edb0d24-87be-4cb3-a360-5ba50db1afc6/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0edb0d24-87be-4cb3-a360-5ba50db1afc6/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0edb0d24-87be-4cb3-a360-5ba50db1afc6/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_0edb0d24-87be-4cb3-a360-5ba50db1afc6/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 a70bdaebce973cfb63a6da68866c665cdef037b6b862a38db5ed10fbf681a6e5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:30:54,876 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:30:54,979 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0edb0d24-87be-4cb3-a360-5ba50db1afc6/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:30:54,984 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:30:54,985 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:30:55,010 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:30:55,011 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:30:55,011 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:30:55,012 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:30:55,013 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:30:55,014 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:30:55,016 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:30:55,017 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:30:55,017 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:30:55,018 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:30:55,018 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:30:55,019 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:30:55,020 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:30:55,020 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:30:55,021 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:30:55,022 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:30:55,022 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:30:55,023 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:30:55,024 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:30:55,024 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:30:55,025 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:30:55,025 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:30:55,026 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:30:55,026 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:30:55,027 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:30:55,028 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:30:55,028 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:30:55,029 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:30:55,029 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:30:55,030 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:30:55,030 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_0edb0d24-87be-4cb3-a360-5ba50db1afc6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0edb0d24-87be-4cb3-a360-5ba50db1afc6/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a70bdaebce973cfb63a6da68866c665cdef037b6b862a38db5ed10fbf681a6e5 [2023-11-19 03:30:55,374 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:30:55,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:30:55,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:30:55,413 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:30:55,413 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:30:55,415 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0edb0d24-87be-4cb3-a360-5ba50db1afc6/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound50.c [2023-11-19 03:30:58,549 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:30:58,838 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:30:58,839 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0edb0d24-87be-4cb3-a360-5ba50db1afc6/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound50.c [2023-11-19 03:30:58,847 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0edb0d24-87be-4cb3-a360-5ba50db1afc6/bin/ukojak-verify-G8NBE6pJGL/data/0c2bcb063/7483ae5768c84e03a373a8a62f137674/FLAG061d3c04a [2023-11-19 03:30:58,866 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0edb0d24-87be-4cb3-a360-5ba50db1afc6/bin/ukojak-verify-G8NBE6pJGL/data/0c2bcb063/7483ae5768c84e03a373a8a62f137674 [2023-11-19 03:30:58,869 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:30:58,871 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:30:58,873 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:30:58,874 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:30:58,880 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:30:58,883 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:30:58" (1/1) ... [2023-11-19 03:30:58,885 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7133320b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:58, skipping insertion in model container [2023-11-19 03:30:58,885 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:30:58" (1/1) ... [2023-11-19 03:30:58,914 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:30:59,161 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:30:59,173 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:30:59,211 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:30:59,228 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:30:59,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:59 WrapperNode [2023-11-19 03:30:59,229 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:30:59,230 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:30:59,231 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:30:59,231 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:30:59,239 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:59" (1/1) ... [2023-11-19 03:30:59,258 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:59" (1/1) ... [2023-11-19 03:30:59,295 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 135 [2023-11-19 03:30:59,295 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:30:59,296 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:30:59,296 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:30:59,296 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:30:59,306 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:59" (1/1) ... [2023-11-19 03:30:59,307 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:59" (1/1) ... [2023-11-19 03:30:59,315 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:59" (1/1) ... [2023-11-19 03:30:59,315 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:59" (1/1) ... [2023-11-19 03:30:59,321 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:59" (1/1) ... [2023-11-19 03:30:59,324 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:59" (1/1) ... [2023-11-19 03:30:59,326 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:59" (1/1) ... [2023-11-19 03:30:59,327 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:59" (1/1) ... [2023-11-19 03:30:59,337 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:30:59,338 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:30:59,339 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:30:59,340 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:30:59,349 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:59" (1/1) ... [2023-11-19 03:30:59,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:30:59,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0edb0d24-87be-4cb3-a360-5ba50db1afc6/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:30:59,383 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0edb0d24-87be-4cb3-a360-5ba50db1afc6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:30:59,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0edb0d24-87be-4cb3-a360-5ba50db1afc6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:30:59,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:30:59,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:30:59,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:30:59,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:30:59,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:30:59,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:30:59,507 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:30:59,509 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:31:00,180 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:31:00,246 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:31:00,246 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:31:00,255 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:31:00 BoogieIcfgContainer [2023-11-19 03:31:00,256 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:31:00,257 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:31:00,257 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:31:00,273 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:31:00,273 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:31:00" (1/1) ... [2023-11-19 03:31:00,286 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:31:00,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:00,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 183 states and 187 transitions. [2023-11-19 03:31:00,371 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 187 transitions. [2023-11-19 03:31:00,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:31:00,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:00,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:00,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:00,527 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 03:31:00,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:00,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 183 states and 186 transitions. [2023-11-19 03:31:00,555 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 186 transitions. [2023-11-19 03:31:00,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:31:00,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:00,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:00,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:00,629 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 03:31:00,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:00,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 185 states and 189 transitions. [2023-11-19 03:31:00,660 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 189 transitions. [2023-11-19 03:31:00,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:31:00,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:00,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:00,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:00,729 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 03:31:00,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:00,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 188 states and 193 transitions. [2023-11-19 03:31:00,870 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 193 transitions. [2023-11-19 03:31:00,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:31:00,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:00,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:00,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:00,969 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 03:31:01,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:01,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 193 states and 203 transitions. [2023-11-19 03:31:01,259 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 203 transitions. [2023-11-19 03:31:01,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:31:01,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:01,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:01,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:01,297 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 03:31:01,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:01,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 194 states and 204 transitions. [2023-11-19 03:31:01,311 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 204 transitions. [2023-11-19 03:31:01,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:31:01,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:01,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:01,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:01,403 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 03:31:01,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:01,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 200 states and 215 transitions. [2023-11-19 03:31:01,796 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 215 transitions. [2023-11-19 03:31:01,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:31:01,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:01,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:01,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:01,862 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 03:31:01,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:01,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 202 states and 217 transitions. [2023-11-19 03:31:01,894 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 217 transitions. [2023-11-19 03:31:01,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:31:01,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:01,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:01,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:01,971 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 03:31:02,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:02,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 202 states and 217 transitions. [2023-11-19 03:31:02,042 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 217 transitions. [2023-11-19 03:31:02,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:31:02,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:02,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:02,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:02,072 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 03:31:02,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:02,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 201 states and 216 transitions. [2023-11-19 03:31:02,086 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 216 transitions. [2023-11-19 03:31:02,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:31:02,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:02,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:02,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:02,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:02,129 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:02,329 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 03:31:02,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:02,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 204 states and 219 transitions. [2023-11-19 03:31:02,370 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 219 transitions. [2023-11-19 03:31:02,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:31:02,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:02,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:02,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:02,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:02,406 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:02,620 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 03:31:02,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:02,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 205 states and 220 transitions. [2023-11-19 03:31:02,642 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 220 transitions. [2023-11-19 03:31:02,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:31:02,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:02,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:02,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:02,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:02,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:02,886 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 03:31:02,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:02,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 206 states and 221 transitions. [2023-11-19 03:31:02,909 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 221 transitions. [2023-11-19 03:31:02,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:31:02,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:02,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:02,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:02,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:31:02,950 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:02,953 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 03:31:02,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:02,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 205 states and 220 transitions. [2023-11-19 03:31:02,961 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 220 transitions. [2023-11-19 03:31:02,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:31:02,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:02,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:02,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:02,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:02,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:03,287 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 03:31:03,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:03,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 207 states and 222 transitions. [2023-11-19 03:31:03,320 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 222 transitions. [2023-11-19 03:31:03,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:31:03,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:03,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:03,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:03,346 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:03,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:03,665 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 03:31:03,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:03,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 208 states and 223 transitions. [2023-11-19 03:31:03,690 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 223 transitions. [2023-11-19 03:31:03,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:31:03,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:03,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:03,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:03,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:03,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:04,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:04,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:04,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 209 states and 224 transitions. [2023-11-19 03:31:04,095 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 224 transitions. [2023-11-19 03:31:04,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:31:04,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:04,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:04,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:04,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:04,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:04,139 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 03:31:04,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:04,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 210 states and 226 transitions. [2023-11-19 03:31:04,166 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 226 transitions. [2023-11-19 03:31:04,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:31:04,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:04,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:04,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:04,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:04,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:04,221 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 03:31:04,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:04,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 212 states and 228 transitions. [2023-11-19 03:31:04,263 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 228 transitions. [2023-11-19 03:31:04,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:31:04,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:04,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:04,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:04,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:31:04,283 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:04,286 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 03:31:04,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:04,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 211 states and 227 transitions. [2023-11-19 03:31:04,296 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 227 transitions. [2023-11-19 03:31:04,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:31:04,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:04,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:04,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:04,314 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:04,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:04,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:04,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:04,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 214 states and 230 transitions. [2023-11-19 03:31:04,755 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 230 transitions. [2023-11-19 03:31:04,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:31:04,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:04,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:04,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:04,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:04,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:05,179 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 03:31:05,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:05,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 215 states and 231 transitions. [2023-11-19 03:31:05,212 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 231 transitions. [2023-11-19 03:31:05,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:31:05,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:05,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:05,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:05,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:05,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:05,689 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 03:31:05,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:05,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 216 states and 232 transitions. [2023-11-19 03:31:05,727 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 232 transitions. [2023-11-19 03:31:05,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:31:05,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:05,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:05,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:05,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:31:05,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:05,749 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 03:31:05,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:05,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 215 states and 231 transitions. [2023-11-19 03:31:05,758 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 231 transitions. [2023-11-19 03:31:05,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:31:05,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:05,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:05,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:05,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:05,784 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:06,252 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 03:31:06,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:06,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 217 states and 233 transitions. [2023-11-19 03:31:06,306 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 233 transitions. [2023-11-19 03:31:06,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:31:06,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:06,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:06,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:06,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:06,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:06,826 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 03:31:06,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:06,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 218 states and 234 transitions. [2023-11-19 03:31:06,857 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 234 transitions. [2023-11-19 03:31:06,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:31:06,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:06,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:06,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:06,875 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:06,876 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:07,371 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 03:31:07,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:07,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 219 states and 235 transitions. [2023-11-19 03:31:07,402 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 235 transitions. [2023-11-19 03:31:07,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:31:07,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:07,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:07,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:07,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:07,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:07,486 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 03:31:07,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:07,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 220 states and 237 transitions. [2023-11-19 03:31:07,528 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 237 transitions. [2023-11-19 03:31:07,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:31:07,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:07,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:07,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:07,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:07,550 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:07,585 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 03:31:07,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:07,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 219 states and 236 transitions. [2023-11-19 03:31:07,683 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 236 transitions. [2023-11-19 03:31:07,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:31:07,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:07,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:07,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:07,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:31:07,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:07,719 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 03:31:07,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:07,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 218 states and 235 transitions. [2023-11-19 03:31:07,729 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 235 transitions. [2023-11-19 03:31:07,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:31:07,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:07,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:07,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:07,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:07,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:07,828 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 03:31:08,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:08,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 222 states and 240 transitions. [2023-11-19 03:31:08,036 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 240 transitions. [2023-11-19 03:31:08,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:31:08,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:08,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:08,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:08,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:08,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:08,121 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 03:31:08,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:08,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 227 states and 247 transitions. [2023-11-19 03:31:08,347 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 247 transitions. [2023-11-19 03:31:08,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:31:08,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:08,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:08,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:08,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:08,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:08,430 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 03:31:08,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:08,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 229 states and 249 transitions. [2023-11-19 03:31:08,700 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 249 transitions. [2023-11-19 03:31:08,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:31:08,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:08,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:08,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:08,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:08,722 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:09,358 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 03:31:09,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:09,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 236 states and 256 transitions. [2023-11-19 03:31:09,608 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 256 transitions. [2023-11-19 03:31:09,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:31:09,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:09,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:09,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:09,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:09,631 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:10,293 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 03:31:10,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:10,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 237 states and 257 transitions. [2023-11-19 03:31:10,336 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 257 transitions. [2023-11-19 03:31:10,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:31:10,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:10,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:10,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:10,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:10,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:10,438 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 03:31:11,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:11,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 270 states and 294 transitions. [2023-11-19 03:31:11,110 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 294 transitions. [2023-11-19 03:31:11,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:31:11,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:11,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:11,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:11,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:11,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:11,224 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 03:31:12,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:12,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 304 states and 332 transitions. [2023-11-19 03:31:12,042 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 332 transitions. [2023-11-19 03:31:12,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:31:12,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:12,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:12,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:12,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:12,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:12,218 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 03:31:12,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:12,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 307 states and 337 transitions. [2023-11-19 03:31:12,735 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 337 transitions. [2023-11-19 03:31:12,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:31:12,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:12,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:12,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:12,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:12,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:12,942 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 03:31:13,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:13,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 310 states and 341 transitions. [2023-11-19 03:31:13,646 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 341 transitions. [2023-11-19 03:31:13,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:31:13,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:13,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:13,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:13,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:31:13,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:14,004 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 03:31:14,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:14,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 315 states and 348 transitions. [2023-11-19 03:31:14,738 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 348 transitions. [2023-11-19 03:31:14,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:31:14,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:14,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:14,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:14,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:31:14,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:15,058 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 03:31:15,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:15,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 321 states and 355 transitions. [2023-11-19 03:31:15,690 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 355 transitions. [2023-11-19 03:31:15,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:31:15,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:15,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:15,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:15,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:15,721 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:15,846 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 03:31:16,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:16,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 362 states and 405 transitions. [2023-11-19 03:31:16,974 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 405 transitions. [2023-11-19 03:31:16,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:31:16,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:16,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:17,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:17,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:17,009 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:17,095 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 03:31:17,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:17,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 365 states and 412 transitions. [2023-11-19 03:31:17,438 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 412 transitions. [2023-11-19 03:31:17,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:31:17,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:17,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:17,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:17,462 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:17,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:17,574 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 03:31:19,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:19,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 407 states and 464 transitions. [2023-11-19 03:31:19,229 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 464 transitions. [2023-11-19 03:31:19,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:31:19,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:19,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:19,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:19,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:19,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:19,355 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 03:31:19,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:19,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 411 states and 473 transitions. [2023-11-19 03:31:19,841 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 473 transitions. [2023-11-19 03:31:19,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:31:19,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:19,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:19,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:19,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:19,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:19,939 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 03:31:20,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:20,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 414 states and 478 transitions. [2023-11-19 03:31:20,290 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 478 transitions. [2023-11-19 03:31:20,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:31:20,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:20,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:20,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:20,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:20,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:20,388 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 03:31:20,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:20,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 418 states and 484 transitions. [2023-11-19 03:31:20,758 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 484 transitions. [2023-11-19 03:31:20,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:31:20,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:20,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:20,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:20,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:20,784 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:20,990 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 03:31:21,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:21,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 424 states and 497 transitions. [2023-11-19 03:31:21,659 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 497 transitions. [2023-11-19 03:31:21,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:31:21,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:21,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:21,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:21,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:21,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:21,758 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 03:31:22,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:22,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 425 states and 498 transitions. [2023-11-19 03:31:22,051 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 498 transitions. [2023-11-19 03:31:22,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:31:22,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:22,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:22,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:22,077 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:22,078 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:22,149 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 03:31:22,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:22,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 426 states and 501 transitions. [2023-11-19 03:31:22,484 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 501 transitions. [2023-11-19 03:31:22,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:31:22,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:22,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:22,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:22,510 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:31:22,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:22,513 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 03:31:22,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:22,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 425 states and 500 transitions. [2023-11-19 03:31:22,532 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 500 transitions. [2023-11-19 03:31:22,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:31:22,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:22,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:22,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:22,556 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:22,557 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:22,703 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 03:31:23,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:23,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 430 states and 508 transitions. [2023-11-19 03:31:23,457 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 508 transitions. [2023-11-19 03:31:23,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:31:23,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:23,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:23,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:23,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:23,495 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:23,569 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 03:31:23,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:23,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 431 states and 509 transitions. [2023-11-19 03:31:23,816 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 509 transitions. [2023-11-19 03:31:23,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:31:23,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:23,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:23,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:23,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:23,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:23,947 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 03:31:24,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:24,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 432 states and 512 transitions. [2023-11-19 03:31:24,199 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 512 transitions. [2023-11-19 03:31:24,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:31:24,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:24,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:24,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:24,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:31:24,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:25,270 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 03:31:26,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:26,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 441 states and 526 transitions. [2023-11-19 03:31:26,748 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 526 transitions. [2023-11-19 03:31:26,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:31:26,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:26,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:26,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:26,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:26,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:26,954 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 03:31:27,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:27,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 445 states and 530 transitions. [2023-11-19 03:31:27,456 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 530 transitions. [2023-11-19 03:31:27,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:31:27,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:27,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:27,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:27,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:27,498 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:27,593 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 03:31:27,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:27,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 446 states and 532 transitions. [2023-11-19 03:31:27,661 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 532 transitions. [2023-11-19 03:31:27,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:31:27,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:27,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:27,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:27,703 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:31:27,704 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:27,707 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 03:31:27,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:27,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 445 states and 531 transitions. [2023-11-19 03:31:27,735 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 531 transitions. [2023-11-19 03:31:27,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:31:27,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:27,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:27,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:27,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:27,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:27,912 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 03:31:28,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:28,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 447 states and 533 transitions. [2023-11-19 03:31:28,097 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 533 transitions. [2023-11-19 03:31:28,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:31:28,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:28,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:28,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:28,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:28,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:28,312 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 03:31:29,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:29,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 454 states and 541 transitions. [2023-11-19 03:31:29,152 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 541 transitions. [2023-11-19 03:31:29,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:31:29,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:29,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:29,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:29,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:31:29,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:29,180 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 03:31:29,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:29,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 453 states and 540 transitions. [2023-11-19 03:31:29,199 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 540 transitions. [2023-11-19 03:31:29,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:31:29,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:29,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:29,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:29,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:29,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:29,449 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 03:31:30,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:30,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 461 states and 548 transitions. [2023-11-19 03:31:30,209 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 548 transitions. [2023-11-19 03:31:30,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:31:30,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:30,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:30,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:30,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:31:30,253 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:31,190 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 03:31:31,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:31,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 464 states and 551 transitions. [2023-11-19 03:31:31,267 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 551 transitions. [2023-11-19 03:31:31,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:31:31,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:31,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:31,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:31,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:31,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:31,492 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 03:31:32,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:32,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 472 states and 559 transitions. [2023-11-19 03:31:32,157 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 559 transitions. [2023-11-19 03:31:32,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:31:32,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:32,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:32,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:32,188 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:32,190 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:32,272 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 03:31:32,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:32,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 485 states and 577 transitions. [2023-11-19 03:31:32,988 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 577 transitions. [2023-11-19 03:31:32,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:31:32,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:32,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:33,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:33,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:33,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:33,077 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 03:31:33,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:33,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 484 states and 576 transitions. [2023-11-19 03:31:33,339 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 576 transitions. [2023-11-19 03:31:33,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:31:33,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:33,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:33,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:33,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:33,378 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:33,557 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 03:31:34,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:34,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 499 states and 600 transitions. [2023-11-19 03:31:34,777 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 600 transitions. [2023-11-19 03:31:34,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:31:34,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:34,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:34,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:34,808 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:34,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:34,884 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 03:31:34,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:34,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 498 states and 599 transitions. [2023-11-19 03:31:34,952 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 599 transitions. [2023-11-19 03:31:34,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:31:34,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:34,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:34,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:34,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:31:34,980 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:34,983 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 03:31:35,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:35,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 497 states and 598 transitions. [2023-11-19 03:31:35,006 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 598 transitions. [2023-11-19 03:31:35,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:31:35,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:35,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:35,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:35,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:31:35,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:35,139 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 03:31:37,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:37,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 549 states and 677 transitions. [2023-11-19 03:31:37,441 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 677 transitions. [2023-11-19 03:31:37,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:31:37,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:37,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:37,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:37,465 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:37,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:37,541 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 03:31:37,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:37,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 548 states and 676 transitions. [2023-11-19 03:31:37,965 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 676 transitions. [2023-11-19 03:31:37,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:31:37,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:37,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:37,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:37,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:31:37,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:38,328 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:41,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:41,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 601 states and 760 transitions. [2023-11-19 03:31:41,194 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 760 transitions. [2023-11-19 03:31:41,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:31:41,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:41,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:41,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:41,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:41,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:41,303 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 03:31:41,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:41,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 600 states and 759 transitions. [2023-11-19 03:31:41,660 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 759 transitions. [2023-11-19 03:31:41,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:31:41,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:41,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:41,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:41,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:41,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:41,782 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 03:31:41,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:41,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 599 states and 758 transitions. [2023-11-19 03:31:41,888 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 758 transitions. [2023-11-19 03:31:41,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:31:41,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:41,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:41,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:41,921 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:41,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:42,030 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:43,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:43,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 604 states and 765 transitions. [2023-11-19 03:31:43,347 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 765 transitions. [2023-11-19 03:31:43,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:31:43,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:43,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:43,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:43,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:31:43,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:43,376 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 03:31:43,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:43,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 603 states and 764 transitions. [2023-11-19 03:31:43,403 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 764 transitions. [2023-11-19 03:31:43,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:31:43,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:43,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:43,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:43,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:43,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:43,503 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:44,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:44,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 609 states and 775 transitions. [2023-11-19 03:31:44,800 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 775 transitions. [2023-11-19 03:31:44,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:31:44,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:44,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:44,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:44,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:44,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:44,895 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:45,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:45,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 611 states and 777 transitions. [2023-11-19 03:31:45,015 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 777 transitions. [2023-11-19 03:31:45,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:31:45,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:45,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:45,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:45,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:45,043 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:45,249 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 03:31:46,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:46,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 610 states and 776 transitions. [2023-11-19 03:31:46,581 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 776 transitions. [2023-11-19 03:31:46,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:31:46,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:46,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:46,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:46,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:46,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:46,862 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 03:31:48,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:48,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 609 states and 775 transitions. [2023-11-19 03:31:48,054 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 775 transitions. [2023-11-19 03:31:48,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:31:48,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:48,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:48,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:48,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:31:48,086 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:48,907 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:49,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:49,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 611 states and 777 transitions. [2023-11-19 03:31:49,161 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 777 transitions. [2023-11-19 03:31:49,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:31:49,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:49,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:49,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:49,186 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:49,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:49,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.