./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feef472f-a9ef-44c9-846e-ddcaee9a73a0/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feef472f-a9ef-44c9-846e-ddcaee9a73a0/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feef472f-a9ef-44c9-846e-ddcaee9a73a0/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feef472f-a9ef-44c9-846e-ddcaee9a73a0/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feef472f-a9ef-44c9-846e-ddcaee9a73a0/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feef472f-a9ef-44c9-846e-ddcaee9a73a0/bin/ukojak-verify-1t5iHCbJaC --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 a7db00fa220927f51e1e342e06102a5d28a1c61268049ef86f9068e213c9adb5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:17:57,222 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:17:57,306 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feef472f-a9ef-44c9-846e-ddcaee9a73a0/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:17:57,312 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:17:57,312 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:17:57,338 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:17:57,339 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:17:57,340 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:17:57,341 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:17:57,341 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:17:57,342 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:17:57,342 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:17:57,343 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:17:57,343 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:17:57,344 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:17:57,344 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:17:57,345 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:17:57,345 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:17:57,346 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:17:57,347 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:17:57,347 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:17:57,348 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:17:57,348 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:17:57,349 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:17:57,349 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:17:57,350 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:17:57,350 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:17:57,351 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:17:57,351 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:17:57,352 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:17:57,352 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:17:57,353 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:17:57,353 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:17:57,354 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:17:57,354 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:17:57,354 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_feef472f-a9ef-44c9-846e-ddcaee9a73a0/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feef472f-a9ef-44c9-846e-ddcaee9a73a0/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7db00fa220927f51e1e342e06102a5d28a1c61268049ef86f9068e213c9adb5 [2023-11-23 20:17:57,627 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:17:57,686 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:17:57,689 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:17:57,690 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:17:57,691 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:17:57,692 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feef472f-a9ef-44c9-846e-ddcaee9a73a0/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound50.c [2023-11-23 20:18:00,837 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:18:01,104 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:18:01,104 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feef472f-a9ef-44c9-846e-ddcaee9a73a0/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound50.c [2023-11-23 20:18:01,113 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feef472f-a9ef-44c9-846e-ddcaee9a73a0/bin/ukojak-verify-1t5iHCbJaC/data/be5830cb7/f9b3d001acd541ba93d29f59671adbbd/FLAGe5c290574 [2023-11-23 20:18:01,130 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feef472f-a9ef-44c9-846e-ddcaee9a73a0/bin/ukojak-verify-1t5iHCbJaC/data/be5830cb7/f9b3d001acd541ba93d29f59671adbbd [2023-11-23 20:18:01,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:18:01,138 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:18:01,142 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:18:01,143 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:18:01,148 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:18:01,151 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:18:01" (1/1) ... [2023-11-23 20:18:01,152 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@258f1298 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:01, skipping insertion in model container [2023-11-23 20:18:01,152 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:18:01" (1/1) ... [2023-11-23 20:18:01,178 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:18:01,351 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:18:01,373 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:18:01,395 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:18:01,410 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:18:01,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:01 WrapperNode [2023-11-23 20:18:01,411 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:18:01,412 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:18:01,412 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:18:01,413 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:18:01,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:01" (1/1) ... [2023-11-23 20:18:01,428 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:01" (1/1) ... [2023-11-23 20:18:01,464 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 126 [2023-11-23 20:18:01,464 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:18:01,465 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:18:01,465 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:18:01,465 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:18:01,475 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:01" (1/1) ... [2023-11-23 20:18:01,475 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:01" (1/1) ... [2023-11-23 20:18:01,478 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:01" (1/1) ... [2023-11-23 20:18:01,478 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:01" (1/1) ... [2023-11-23 20:18:01,484 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:01" (1/1) ... [2023-11-23 20:18:01,487 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:01" (1/1) ... [2023-11-23 20:18:01,489 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:01" (1/1) ... [2023-11-23 20:18:01,491 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:01" (1/1) ... [2023-11-23 20:18:01,494 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:18:01,495 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:18:01,495 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:18:01,495 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:18:01,496 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:01" (1/1) ... [2023-11-23 20:18:01,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:18:01,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feef472f-a9ef-44c9-846e-ddcaee9a73a0/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:18:01,541 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feef472f-a9ef-44c9-846e-ddcaee9a73a0/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:18:01,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feef472f-a9ef-44c9-846e-ddcaee9a73a0/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:18:01,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:18:01,579 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:18:01,580 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:18:01,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:18:01,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:18:01,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:18:01,580 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:18:01,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:18:01,647 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:18:01,650 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:18:02,252 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:18:02,312 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:18:02,313 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:18:02,317 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:18:02 BoogieIcfgContainer [2023-11-23 20:18:02,317 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:18:02,318 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:18:02,318 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:18:02,327 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:18:02,327 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:18:02" (1/1) ... [2023-11-23 20:18:02,334 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:18:02,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:02,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 183 states and 187 transitions. [2023-11-23 20:18:02,391 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 187 transitions. [2023-11-23 20:18:02,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:18:02,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:02,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:02,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:02,658 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:02,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:02,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 185 states and 189 transitions. [2023-11-23 20:18:02,698 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 189 transitions. [2023-11-23 20:18:02,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:18:02,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:02,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:02,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:02,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:02,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:02,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 186 states and 190 transitions. [2023-11-23 20:18:02,820 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 190 transitions. [2023-11-23 20:18:02,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:18:02,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:02,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:02,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:02,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:02,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:02,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 185 states and 189 transitions. [2023-11-23 20:18:02,856 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 189 transitions. [2023-11-23 20:18:02,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:18:02,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:02,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:02,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:02,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:02,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:02,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:02,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:02,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 187 states and 191 transitions. [2023-11-23 20:18:02,940 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 191 transitions. [2023-11-23 20:18:02,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:18:02,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:02,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:02,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:02,967 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:02,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:02,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:03,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:03,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 188 states and 192 transitions. [2023-11-23 20:18:03,002 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 192 transitions. [2023-11-23 20:18:03,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:18:03,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:03,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:03,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:03,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:03,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:03,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:03,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:03,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 189 states and 193 transitions. [2023-11-23 20:18:03,078 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 193 transitions. [2023-11-23 20:18:03,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:18:03,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:03,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:03,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:03,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:18:03,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:03,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:03,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:03,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 188 states and 192 transitions. [2023-11-23 20:18:03,135 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 192 transitions. [2023-11-23 20:18:03,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:18:03,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:03,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:03,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:03,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:03,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:03,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:03,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:03,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 190 states and 194 transitions. [2023-11-23 20:18:03,223 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 194 transitions. [2023-11-23 20:18:03,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:18:03,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:03,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:03,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:03,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:03,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:03,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:03,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:03,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 191 states and 195 transitions. [2023-11-23 20:18:03,333 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 195 transitions. [2023-11-23 20:18:03,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:18:03,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:03,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:03,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:03,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:03,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:03,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:03,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:03,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 192 states and 196 transitions. [2023-11-23 20:18:03,428 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 196 transitions. [2023-11-23 20:18:03,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:18:03,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:03,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:03,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:03,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:03,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:03,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:03,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:03,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 193 states and 198 transitions. [2023-11-23 20:18:03,547 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 198 transitions. [2023-11-23 20:18:03,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:18:03,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:03,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:03,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:03,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:03,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:03,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:03,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:03,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 195 states and 200 transitions. [2023-11-23 20:18:03,690 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 200 transitions. [2023-11-23 20:18:03,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:18:03,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:03,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:03,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:03,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:18:03,736 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:03,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:03,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:03,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 194 states and 199 transitions. [2023-11-23 20:18:03,752 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 199 transitions. [2023-11-23 20:18:03,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:18:03,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:03,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:03,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:03,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:03,801 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:03,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:03,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:03,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 197 states and 202 transitions. [2023-11-23 20:18:03,872 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 202 transitions. [2023-11-23 20:18:03,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:18:03,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:03,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:03,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:03,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:03,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:03,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:03,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:03,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 198 states and 203 transitions. [2023-11-23 20:18:03,942 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 203 transitions. [2023-11-23 20:18:03,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:18:03,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:03,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:03,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:03,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:03,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:03,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:04,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:04,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 199 states and 204 transitions. [2023-11-23 20:18:04,011 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 204 transitions. [2023-11-23 20:18:04,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:18:04,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:04,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:04,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:04,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:18:04,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:04,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:04,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:04,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 198 states and 203 transitions. [2023-11-23 20:18:04,043 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 203 transitions. [2023-11-23 20:18:04,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:18:04,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:04,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:04,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:04,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:04,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:04,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:04,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:04,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 200 states and 205 transitions. [2023-11-23 20:18:04,118 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 205 transitions. [2023-11-23 20:18:04,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:18:04,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:04,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:04,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:04,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:04,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:04,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:04,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:04,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 201 states and 206 transitions. [2023-11-23 20:18:04,196 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 206 transitions. [2023-11-23 20:18:04,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:18:04,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:04,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:04,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:04,220 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:04,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:04,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:04,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:04,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 202 states and 207 transitions. [2023-11-23 20:18:04,274 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 207 transitions. [2023-11-23 20:18:04,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:18:04,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:04,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:04,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:04,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:04,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:04,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:04,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:04,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 203 states and 209 transitions. [2023-11-23 20:18:04,360 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 209 transitions. [2023-11-23 20:18:04,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:18:04,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:04,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:04,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:04,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:04,389 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:04,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:04,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:04,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 202 states and 208 transitions. [2023-11-23 20:18:04,490 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 208 transitions. [2023-11-23 20:18:04,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:18:04,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:04,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:04,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:04,515 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:18:04,516 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:04,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:04,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:04,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 201 states and 207 transitions. [2023-11-23 20:18:04,526 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 207 transitions. [2023-11-23 20:18:04,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:18:04,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:04,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:04,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:04,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:04,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:04,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:04,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:04,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 205 states and 212 transitions. [2023-11-23 20:18:04,736 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 212 transitions. [2023-11-23 20:18:04,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:18:04,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:04,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:04,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:04,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:04,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:04,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:04,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:04,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 210 states and 219 transitions. [2023-11-23 20:18:04,975 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 219 transitions. [2023-11-23 20:18:04,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:18:04,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:04,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:04,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:04,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:05,000 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:05,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:05,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:05,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 212 states and 221 transitions. [2023-11-23 20:18:05,245 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 221 transitions. [2023-11-23 20:18:05,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:18:05,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:05,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:05,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:05,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:05,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:05,319 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:05,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:05,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 219 states and 228 transitions. [2023-11-23 20:18:05,464 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 228 transitions. [2023-11-23 20:18:05,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:18:05,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:05,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:05,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:05,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:05,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:05,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:05,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:05,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 220 states and 229 transitions. [2023-11-23 20:18:05,594 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 229 transitions. [2023-11-23 20:18:05,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:18:05,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:05,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:05,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:05,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:05,625 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:05,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:05,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:05,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 250 states and 261 transitions. [2023-11-23 20:18:05,900 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 261 transitions. [2023-11-23 20:18:05,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:18:05,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:05,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:05,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:05,927 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:05,928 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:05,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:06,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:06,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 281 states and 294 transitions. [2023-11-23 20:18:06,272 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 294 transitions. [2023-11-23 20:18:06,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:18:06,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:06,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:06,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:06,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:06,299 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:06,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:06,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:06,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 284 states and 299 transitions. [2023-11-23 20:18:06,801 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 299 transitions. [2023-11-23 20:18:06,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:18:06,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:06,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:06,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:06,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:06,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:06,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:07,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:07,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 287 states and 303 transitions. [2023-11-23 20:18:07,448 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 303 transitions. [2023-11-23 20:18:07,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:18:07,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:07,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:07,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:07,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:18:07,482 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:07,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:08,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:08,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 292 states and 310 transitions. [2023-11-23 20:18:08,279 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 310 transitions. [2023-11-23 20:18:08,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:18:08,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:08,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:08,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:08,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:18:08,307 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:08,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:09,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:09,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 298 states and 317 transitions. [2023-11-23 20:18:09,117 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 317 transitions. [2023-11-23 20:18:09,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:18:09,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:09,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:09,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:09,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:09,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:09,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:09,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:09,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 301 states and 322 transitions. [2023-11-23 20:18:09,348 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 322 transitions. [2023-11-23 20:18:09,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:18:09,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:09,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:09,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:09,377 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:09,378 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:09,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:10,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:10,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 339 states and 366 transitions. [2023-11-23 20:18:10,108 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 366 transitions. [2023-11-23 20:18:10,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:18:10,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:10,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:10,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:10,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:10,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:10,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:10,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:10,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 343 states and 373 transitions. [2023-11-23 20:18:10,536 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 373 transitions. [2023-11-23 20:18:10,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:18:10,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:10,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:10,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:10,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:10,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:10,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:11,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:11,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 382 states and 419 transitions. [2023-11-23 20:18:11,491 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 419 transitions. [2023-11-23 20:18:11,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:18:11,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:11,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:11,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:11,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:18:11,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:11,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:11,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:11,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 381 states and 418 transitions. [2023-11-23 20:18:11,541 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 418 transitions. [2023-11-23 20:18:11,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:18:11,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:11,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:11,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:11,568 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:11,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:11,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:12,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:12,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 384 states and 423 transitions. [2023-11-23 20:18:12,008 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 423 transitions. [2023-11-23 20:18:12,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:18:12,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:12,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:12,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:12,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:12,042 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:12,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:12,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:12,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 390 states and 433 transitions. [2023-11-23 20:18:12,732 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 433 transitions. [2023-11-23 20:18:12,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:18:12,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:12,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:12,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:12,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:12,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:12,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:13,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:13,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 394 states and 439 transitions. [2023-11-23 20:18:13,141 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 439 transitions. [2023-11-23 20:18:13,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:18:13,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:13,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:13,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:13,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:13,171 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:13,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:13,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:13,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 401 states and 450 transitions. [2023-11-23 20:18:13,936 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 450 transitions. [2023-11-23 20:18:13,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:18:13,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:13,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:13,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:13,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:18:13,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:13,967 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:13,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:13,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 400 states and 449 transitions. [2023-11-23 20:18:13,989 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 449 transitions. [2023-11-23 20:18:13,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:18:13,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:13,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:14,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:14,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:14,016 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:14,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:14,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:14,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 408 states and 461 transitions. [2023-11-23 20:18:14,872 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 461 transitions. [2023-11-23 20:18:14,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:18:14,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:14,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:14,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:14,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:18:14,937 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:15,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:16,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:16,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 417 states and 476 transitions. [2023-11-23 20:18:16,093 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 476 transitions. [2023-11-23 20:18:16,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:18:16,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:16,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:16,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:16,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:18:16,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:16,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:16,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:16,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 416 states and 475 transitions. [2023-11-23 20:18:16,148 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 475 transitions. [2023-11-23 20:18:16,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:18:16,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:16,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:16,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:16,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:16,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:16,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:16,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:16,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 417 states and 477 transitions. [2023-11-23 20:18:16,288 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 477 transitions. [2023-11-23 20:18:16,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:18:16,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:16,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:16,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:16,346 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:16,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:16,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:16,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:16,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 425 states and 487 transitions. [2023-11-23 20:18:16,934 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 487 transitions. [2023-11-23 20:18:16,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:18:16,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:16,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:16,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:16,962 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:16,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:17,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:17,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:17,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 427 states and 489 transitions. [2023-11-23 20:18:17,209 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 489 transitions. [2023-11-23 20:18:17,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:18:17,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:17,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:17,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:17,237 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:17,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:17,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:17,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:17,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 436 states and 500 transitions. [2023-11-23 20:18:17,890 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 500 transitions. [2023-11-23 20:18:17,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:18:17,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:17,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:17,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:17,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:18:17,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:17,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:17,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:17,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 435 states and 499 transitions. [2023-11-23 20:18:17,939 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 499 transitions. [2023-11-23 20:18:17,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:18:17,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:17,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:17,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:17,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:17,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:18,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:18,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:18,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 445 states and 511 transitions. [2023-11-23 20:18:18,665 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 511 transitions. [2023-11-23 20:18:18,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:18:18,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:18,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:18,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:18,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:18:18,698 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:18,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:18,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:18,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 448 states and 514 transitions. [2023-11-23 20:18:18,814 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 514 transitions. [2023-11-23 20:18:18,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:18:18,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:18,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:18,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:18,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:18,842 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:18,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:19,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:19,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 447 states and 513 transitions. [2023-11-23 20:18:19,159 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 513 transitions. [2023-11-23 20:18:19,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:18:19,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:19,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:19,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:19,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:19,200 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:19,277 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:19,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:19,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 460 states and 531 transitions. [2023-11-23 20:18:19,727 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 531 transitions. [2023-11-23 20:18:19,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:18:19,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:19,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:19,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:19,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:19,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:19,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:19,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:19,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 459 states and 530 transitions. [2023-11-23 20:18:19,874 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 530 transitions. [2023-11-23 20:18:19,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:18:19,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:19,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:19,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:19,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:19,905 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:20,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:20,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:20,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 474 states and 551 transitions. [2023-11-23 20:18:20,881 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 551 transitions. [2023-11-23 20:18:20,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:18:20,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:20,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:20,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:20,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:18:20,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:20,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:20,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:20,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 473 states and 550 transitions. [2023-11-23 20:18:20,931 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 550 transitions. [2023-11-23 20:18:20,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:18:20,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:20,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:20,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:20,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:20,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:21,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:21,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:21,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 472 states and 549 transitions. [2023-11-23 20:18:21,354 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 549 transitions. [2023-11-23 20:18:21,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:18:21,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:21,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:21,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:21,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:21,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:21,472 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:21,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:21,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 476 states and 556 transitions. [2023-11-23 20:18:21,977 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 556 transitions. [2023-11-23 20:18:21,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:18:21,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:21,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:22,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:22,006 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:22,008 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:22,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:22,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:22,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 475 states and 555 transitions. [2023-11-23 20:18:22,354 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 555 transitions. [2023-11-23 20:18:22,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:18:22,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:22,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:22,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:22,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:22,389 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:22,487 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:23,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:23,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 480 states and 562 transitions. [2023-11-23 20:18:23,052 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 562 transitions. [2023-11-23 20:18:23,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:18:23,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:23,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:23,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:23,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:23,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:23,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:23,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:23,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 479 states and 561 transitions. [2023-11-23 20:18:23,252 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 561 transitions. [2023-11-23 20:18:23,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:18:23,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:23,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:23,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:23,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:18:23,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:23,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:23,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:23,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 478 states and 560 transitions. [2023-11-23 20:18:23,305 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 560 transitions. [2023-11-23 20:18:23,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:18:23,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:23,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:23,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:23,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:18:23,355 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:23,429 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:23,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:23,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 481 states and 563 transitions. [2023-11-23 20:18:23,579 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 563 transitions. [2023-11-23 20:18:23,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:18:23,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:23,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:23,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:23,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:23,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:23,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:24,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:24,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 480 states and 562 transitions. [2023-11-23 20:18:24,785 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 562 transitions. [2023-11-23 20:18:24,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:18:24,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:24,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:24,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:24,816 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:24,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:24,892 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:24,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:24,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 481 states and 564 transitions. [2023-11-23 20:18:24,959 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 564 transitions. [2023-11-23 20:18:24,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 20:18:24,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:24,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:24,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:24,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:24,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:25,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:26,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:26,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 480 states and 563 transitions. [2023-11-23 20:18:26,034 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 563 transitions. [2023-11-23 20:18:26,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 20:18:26,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:26,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:26,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:26,065 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:26,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:26,149 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:26,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:26,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 482 states and 565 transitions. [2023-11-23 20:18:26,239 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 565 transitions. [2023-11-23 20:18:26,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:18:26,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:26,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:26,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:26,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:26,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:26,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:26,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:26,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 481 states and 564 transitions. [2023-11-23 20:18:26,766 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 564 transitions. [2023-11-23 20:18:26,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:18:26,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:26,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:26,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:26,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:26,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:26,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:27,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:27,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 480 states and 563 transitions. [2023-11-23 20:18:27,164 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 563 transitions. [2023-11-23 20:18:27,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:18:27,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:27,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:27,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:27,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:18:27,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:27,274 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:27,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:27,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 483 states and 566 transitions. [2023-11-23 20:18:27,317 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 566 transitions. [2023-11-23 20:18:27,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-23 20:18:27,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:27,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:27,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:27,346 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:27,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:27,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:27,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:27,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 482 states and 565 transitions. [2023-11-23 20:18:27,681 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 565 transitions. [2023-11-23 20:18:27,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-23 20:18:27,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:27,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:27,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:27,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:27,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:27,815 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:27,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:27,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 483 states and 567 transitions. [2023-11-23 20:18:27,881 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 567 transitions. [2023-11-23 20:18:27,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-23 20:18:27,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:27,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:27,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:27,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:18:27,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:27,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:27,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:27,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 482 states and 566 transitions. [2023-11-23 20:18:27,939 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 566 transitions. [2023-11-23 20:18:27,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-23 20:18:27,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:27,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:27,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:27,970 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:27,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:28,048 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:28,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:28,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 484 states and 568 transitions. [2023-11-23 20:18:28,156 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 568 transitions. [2023-11-23 20:18:28,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-23 20:18:28,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:28,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:28,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:28,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:28,185 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:28,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:28,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:28,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 483 states and 567 transitions. [2023-11-23 20:18:28,999 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 567 transitions. [2023-11-23 20:18:28,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-23 20:18:28,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:29,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:29,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:29,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:29,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:29,110 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:29,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:29,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 484 states and 567 transitions. [2023-11-23 20:18:29,203 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 567 transitions. [2023-11-23 20:18:29,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-23 20:18:29,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:29,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:29,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:29,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:29,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:29,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:30,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:30,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 483 states and 566 transitions. [2023-11-23 20:18:30,056 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 566 transitions. [2023-11-23 20:18:30,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-23 20:18:30,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:30,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:30,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:30,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:30,162 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:30,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:30,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 485 states and 568 transitions. [2023-11-23 20:18:30,263 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 568 transitions. [2023-11-23 20:18:30,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 20:18:30,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:30,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:30,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:30,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:30,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:30,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:30,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:30,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 484 states and 567 transitions. [2023-11-23 20:18:30,907 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 567 transitions. [2023-11-23 20:18:30,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:18:30,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:30,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:30,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:30,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:30,936 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:31,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:32,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:32,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 483 states and 566 transitions. [2023-11-23 20:18:32,073 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 566 transitions. [2023-11-23 20:18:32,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:18:32,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:32,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:32,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:32,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:18:32,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:32,217 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:32,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:32,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 485 states and 568 transitions. [2023-11-23 20:18:32,259 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 568 transitions. [2023-11-23 20:18:32,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:18:32,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:32,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:32,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:32,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:32,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:32,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:33,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:33,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 484 states and 567 transitions. [2023-11-23 20:18:33,053 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 567 transitions. [2023-11-23 20:18:33,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:18:33,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:33,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:33,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:33,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:33,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:33,165 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:33,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:33,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 485 states and 569 transitions. [2023-11-23 20:18:33,227 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 569 transitions. [2023-11-23 20:18:33,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-23 20:18:33,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:33,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:33,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:33,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:33,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:33,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:34,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:34,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 514 states and 601 transitions. [2023-11-23 20:18:34,560 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 601 transitions. [2023-11-23 20:18:34,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-23 20:18:34,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:34,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:34,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:34,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:34,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:34,668 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:34,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:34,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 516 states and 603 transitions. [2023-11-23 20:18:34,759 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 603 transitions. [2023-11-23 20:18:34,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-23 20:18:34,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:34,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:34,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:34,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:34,787 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:34,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:36,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:36,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 546 states and 636 transitions. [2023-11-23 20:18:36,343 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 636 transitions. [2023-11-23 20:18:36,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-23 20:18:36,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:36,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:36,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:36,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:36,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:36,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:39,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:39,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 577 states and 669 transitions. [2023-11-23 20:18:39,204 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 669 transitions. [2023-11-23 20:18:39,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-23 20:18:39,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:39,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:39,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:39,236 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:18:39,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:39,315 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:39,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:39,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 580 states and 672 transitions. [2023-11-23 20:18:39,349 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 672 transitions. [2023-11-23 20:18:39,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-23 20:18:39,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:39,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:39,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:39,384 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:39,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:39,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:44,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:44,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 612 states and 706 transitions. [2023-11-23 20:18:44,693 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 706 transitions. [2023-11-23 20:18:44,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-23 20:18:44,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:44,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:44,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:44,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:44,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:44,753 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:18:44,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:44,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 613 states and 708 transitions. [2023-11-23 20:18:44,998 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 708 transitions. [2023-11-23 20:18:44,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-23 20:18:44,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:44,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:45,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:45,031 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:45,033 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:45,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:47,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:47,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 612 states and 707 transitions. [2023-11-23 20:18:47,640 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 707 transitions. [2023-11-23 20:18:47,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-23 20:18:47,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:47,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:47,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:47,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:47,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:47,756 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:18:47,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:47,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 614 states and 710 transitions. [2023-11-23 20:18:47,999 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 710 transitions. [2023-11-23 20:18:48,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-23 20:18:48,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:48,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:48,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:48,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:48,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:48,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.