./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_9137c23b-69d9-4467-9798-455ce4ceb643/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9137c23b-69d9-4467-9798-455ce4ceb643/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9137c23b-69d9-4467-9798-455ce4ceb643/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9137c23b-69d9-4467-9798-455ce4ceb643/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9137c23b-69d9-4467-9798-455ce4ceb643/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9137c23b-69d9-4467-9798-455ce4ceb643/bin/ukojak-verify-Qdu7aM0XO9 --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 d6a7b66d62d8261743d542694624b328b551f76289ee08b3039b7ca01c3c317e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 05:02:03,541 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 05:02:03,603 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9137c23b-69d9-4467-9798-455ce4ceb643/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 05:02:03,607 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 05:02:03,608 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 05:02:03,629 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 05:02:03,630 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 05:02:03,631 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 05:02:03,631 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 05:02:03,632 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 05:02:03,632 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 05:02:03,633 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 05:02:03,633 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 05:02:03,634 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 05:02:03,634 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 05:02:03,635 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 05:02:03,636 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 05:02:03,636 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 05:02:03,637 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 05:02:03,637 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 05:02:03,638 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 05:02:03,638 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 05:02:03,639 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 05:02:03,639 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 05:02:03,640 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 05:02:03,640 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 05:02:03,641 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 05:02:03,641 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 05:02:03,642 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 05:02:03,642 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 05:02:03,643 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 05:02:03,643 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 05:02:03,644 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 05:02:03,644 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 05:02:03,644 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 05:02:03,644 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_9137c23b-69d9-4467-9798-455ce4ceb643/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9137c23b-69d9-4467-9798-455ce4ceb643/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d6a7b66d62d8261743d542694624b328b551f76289ee08b3039b7ca01c3c317e [2023-12-03 05:02:03,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 05:02:03,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 05:02:03,875 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 05:02:03,876 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 05:02:03,876 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 05:02:03,878 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9137c23b-69d9-4467-9798-455ce4ceb643/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound20.c [2023-12-03 05:02:06,742 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 05:02:06,895 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 05:02:06,896 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9137c23b-69d9-4467-9798-455ce4ceb643/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound20.c [2023-12-03 05:02:06,904 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9137c23b-69d9-4467-9798-455ce4ceb643/bin/ukojak-verify-Qdu7aM0XO9/data/403cd50f1/b4fbf331c86740569e7434cc16acd268/FLAG5c761d35c [2023-12-03 05:02:06,917 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9137c23b-69d9-4467-9798-455ce4ceb643/bin/ukojak-verify-Qdu7aM0XO9/data/403cd50f1/b4fbf331c86740569e7434cc16acd268 [2023-12-03 05:02:06,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 05:02:06,920 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 05:02:06,921 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 05:02:06,922 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 05:02:06,925 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 05:02:06,926 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 05:02:06" (1/1) ... [2023-12-03 05:02:06,927 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fb96534 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:02:06, skipping insertion in model container [2023-12-03 05:02:06,927 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 05:02:06" (1/1) ... [2023-12-03 05:02:06,945 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 05:02:07,084 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 05:02:07,094 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 05:02:07,115 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 05:02:07,129 INFO L206 MainTranslator]: Completed translation [2023-12-03 05:02:07,129 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:02:07 WrapperNode [2023-12-03 05:02:07,130 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 05:02:07,130 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 05:02:07,131 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 05:02:07,131 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 05:02:07,136 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:02:07" (1/1) ... [2023-12-03 05:02:07,143 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:02:07" (1/1) ... [2023-12-03 05:02:07,169 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 102 [2023-12-03 05:02:07,169 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 05:02:07,170 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 05:02:07,170 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 05:02:07,170 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 05:02:07,179 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:02:07" (1/1) ... [2023-12-03 05:02:07,179 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:02:07" (1/1) ... [2023-12-03 05:02:07,184 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:02:07" (1/1) ... [2023-12-03 05:02:07,184 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:02:07" (1/1) ... [2023-12-03 05:02:07,188 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:02:07" (1/1) ... [2023-12-03 05:02:07,192 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:02:07" (1/1) ... [2023-12-03 05:02:07,193 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:02:07" (1/1) ... [2023-12-03 05:02:07,194 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:02:07" (1/1) ... [2023-12-03 05:02:07,197 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 05:02:07,198 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 05:02:07,198 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 05:02:07,198 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 05:02:07,199 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:02:07" (1/1) ... [2023-12-03 05:02:07,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 05:02:07,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9137c23b-69d9-4467-9798-455ce4ceb643/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 05:02:07,231 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9137c23b-69d9-4467-9798-455ce4ceb643/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 05:02:07,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9137c23b-69d9-4467-9798-455ce4ceb643/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 05:02:07,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 05:02:07,269 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 05:02:07,270 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 05:02:07,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 05:02:07,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 05:02:07,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 05:02:07,270 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 05:02:07,270 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 05:02:07,338 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 05:02:07,340 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 05:02:07,677 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 05:02:07,709 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 05:02:07,709 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 05:02:07,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:02:07 BoogieIcfgContainer [2023-12-03 05:02:07,711 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 05:02:07,712 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 05:02:07,712 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 05:02:07,720 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 05:02:07,720 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:02:07" (1/1) ... [2023-12-03 05:02:07,726 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 05:02:07,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:07,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 104 states and 112 transitions. [2023-12-03 05:02:07,773 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 112 transitions. [2023-12-03 05:02:07,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 05:02:07,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:07,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:07,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:07,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 05:02:07,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:02:08,037 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:02:08,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:08,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 106 states and 117 transitions. [2023-12-03 05:02:08,173 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 117 transitions. [2023-12-03 05:02:08,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 05:02:08,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:08,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:08,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:08,208 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 05:02:08,210 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:02:08,341 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:02:08,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:08,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 109 states and 125 transitions. [2023-12-03 05:02:08,677 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 125 transitions. [2023-12-03 05:02:08,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 05:02:08,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:08,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:08,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:08,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 05:02:08,711 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:02:08,797 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:02:09,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:09,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 113 states and 134 transitions. [2023-12-03 05:02:09,051 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 134 transitions. [2023-12-03 05:02:09,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 05:02:09,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:09,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:09,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:09,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 05:02:09,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:02:09,149 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:02:09,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:09,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 118 states and 144 transitions. [2023-12-03 05:02:09,464 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 144 transitions. [2023-12-03 05:02:09,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 05:02:09,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:09,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:09,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:09,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 05:02:09,491 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:02:09,570 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:02:10,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:10,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 124 states and 156 transitions. [2023-12-03 05:02:10,115 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 156 transitions. [2023-12-03 05:02:10,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 05:02:10,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:10,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:10,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:10,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 05:02:10,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:02:10,228 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:02:11,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:11,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 131 states and 170 transitions. [2023-12-03 05:02:11,294 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 170 transitions. [2023-12-03 05:02:11,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 05:02:11,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:11,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:11,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:11,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 05:02:11,320 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:02:11,438 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:02:12,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:12,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 139 states and 186 transitions. [2023-12-03 05:02:12,986 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 186 transitions. [2023-12-03 05:02:12,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 05:02:12,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:12,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:13,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:13,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 05:02:13,013 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:02:13,108 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:02:13,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:13,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 140 states and 187 transitions. [2023-12-03 05:02:13,143 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 187 transitions. [2023-12-03 05:02:13,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 05:02:13,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:13,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:13,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:13,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:02:13,171 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:02:13,240 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:02:13,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:13,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 143 states and 192 transitions. [2023-12-03 05:02:13,503 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 192 transitions. [2023-12-03 05:02:13,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 05:02:13,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:13,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:13,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:13,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:02:13,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:02:13,621 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:02:13,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:13,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 142 states and 191 transitions. [2023-12-03 05:02:13,766 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 191 transitions. [2023-12-03 05:02:13,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 05:02:13,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:13,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:13,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:13,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 05:02:13,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:02:14,152 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:02:17,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:17,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 151 states and 209 transitions. [2023-12-03 05:02:17,302 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 209 transitions. [2023-12-03 05:02:17,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 05:02:17,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:17,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:17,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:17,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:02:17,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:02:17,378 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:02:17,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:17,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 150 states and 208 transitions. [2023-12-03 05:02:17,491 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 208 transitions. [2023-12-03 05:02:17,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 05:02:17,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:17,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:17,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:17,514 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 05:02:17,515 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:02:17,815 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:02:22,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:22,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 161 states and 230 transitions. [2023-12-03 05:02:22,617 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 230 transitions. [2023-12-03 05:02:22,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 05:02:22,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:22,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:22,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:22,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 05:02:22,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:02:22,667 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:02:22,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:22,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 164 states and 234 transitions. [2023-12-03 05:02:22,719 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 234 transitions. [2023-12-03 05:02:22,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 05:02:22,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:22,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:22,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:22,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:02:22,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:02:22,808 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:02:22,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:22,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 163 states and 233 transitions. [2023-12-03 05:02:22,916 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 233 transitions. [2023-12-03 05:02:22,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 05:02:22,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:22,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:22,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:22,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 05:02:22,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:02:22,971 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:02:23,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:23,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 166 states and 237 transitions. [2023-12-03 05:02:23,349 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 237 transitions. [2023-12-03 05:02:23,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 05:02:23,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:23,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:23,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:23,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 05:02:23,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:02:23,719 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:02:28,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:28,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 177 states and 259 transitions. [2023-12-03 05:02:28,381 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 259 transitions. [2023-12-03 05:02:28,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 05:02:28,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:28,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:28,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:28,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:02:28,403 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:02:28,997 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 05:02:45,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:45,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 182 states and 269 transitions. [2023-12-03 05:02:45,222 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 269 transitions. [2023-12-03 05:02:45,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 05:02:45,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:45,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:45,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:45,244 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 05:02:45,245 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:02:45,271 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:02:45,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:45,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 185 states and 273 transitions. [2023-12-03 05:02:45,319 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 273 transitions. [2023-12-03 05:02:45,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 05:02:45,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:45,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:45,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:45,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 05:02:45,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:02:45,741 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:02:51,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:51,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 198 states and 300 transitions. [2023-12-03 05:02:51,150 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 300 transitions. [2023-12-03 05:02:51,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 05:02:51,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:51,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:51,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:51,171 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 05:02:51,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:02:51,389 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:02:55,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:55,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 210 states and 324 transitions. [2023-12-03 05:02:55,885 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 324 transitions. [2023-12-03 05:02:55,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 05:02:55,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:55,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:55,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:55,904 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 05:02:55,905 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:02:56,199 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:02:58,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:58,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 214 states and 331 transitions. [2023-12-03 05:02:58,875 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 331 transitions. [2023-12-03 05:02:58,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 05:02:58,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:58,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:58,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:58,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:02:58,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:02:59,675 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 05:03:10,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:03:10,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 213 states and 330 transitions. [2023-12-03 05:03:10,359 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 330 transitions. [2023-12-03 05:03:10,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 05:03:10,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:03:10,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:03:10,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:03:10,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 05:03:10,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:03:10,408 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:03:11,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:03:11,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 217 states and 337 transitions. [2023-12-03 05:03:11,139 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 337 transitions. [2023-12-03 05:03:11,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 05:03:11,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:03:11,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:03:11,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:03:11,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 05:03:11,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:03:11,506 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:03:16,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:03:16,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 230 states and 361 transitions. [2023-12-03 05:03:16,545 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 361 transitions. [2023-12-03 05:03:16,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 05:03:16,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:03:16,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:03:16,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:03:16,568 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 05:03:16,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:03:17,213 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:03:23,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:03:23,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 244 states and 386 transitions. [2023-12-03 05:03:23,009 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 386 transitions. [2023-12-03 05:03:23,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 05:03:23,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:03:23,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:03:23,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:03:23,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:03:23,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:03:23,151 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:03:27,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:03:27,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 249 states and 396 transitions. [2023-12-03 05:03:27,742 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 396 transitions. [2023-12-03 05:03:27,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 05:03:27,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:03:27,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:03:27,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:03:27,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 05:03:27,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:03:27,787 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:03:28,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:03:28,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 253 states and 402 transitions. [2023-12-03 05:03:28,799 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 402 transitions. [2023-12-03 05:03:28,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 05:03:28,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:03:28,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:03:28,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:03:28,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 05:03:28,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:03:29,240 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:03:34,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:03:34,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 268 states and 429 transitions. [2023-12-03 05:03:34,354 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 429 transitions. [2023-12-03 05:03:34,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 05:03:34,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:03:34,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:03:34,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:03:34,377 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 05:03:34,378 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:03:35,645 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:03:42,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:03:42,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 280 states and 451 transitions. [2023-12-03 05:03:42,018 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 451 transitions. [2023-12-03 05:03:42,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 05:03:42,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:03:42,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:03:42,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:03:42,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:03:42,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:03:42,229 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:03:47,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:03:47,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 286 states and 466 transitions. [2023-12-03 05:03:47,445 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 466 transitions. [2023-12-03 05:03:47,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 05:03:47,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:03:47,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:03:47,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:03:47,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 05:03:47,489 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:03:48,657 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:03:51,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:03:51,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 290 states and 471 transitions. [2023-12-03 05:03:51,312 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 471 transitions. [2023-12-03 05:03:51,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 05:03:51,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:03:51,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:03:51,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:03:51,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 05:03:51,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:03:52,868 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:03:58,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:03:58,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 296 states and 483 transitions. [2023-12-03 05:03:58,157 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 483 transitions. [2023-12-03 05:03:58,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 05:03:58,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:03:58,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:03:58,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:03:58,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 05:03:58,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:03:58,959 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:04:08,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:04:08,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 308 states and 510 transitions. [2023-12-03 05:04:08,301 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 510 transitions. [2023-12-03 05:04:08,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 05:04:08,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:04:08,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:04:08,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:04:08,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 05:04:08,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:04:09,620 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:04:12,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:04:12,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 312 states and 515 transitions. [2023-12-03 05:04:12,456 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 515 transitions. [2023-12-03 05:04:12,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 05:04:12,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:04:12,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:04:12,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:04:12,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 05:04:12,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:04:13,346 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:04:24,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:04:25,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 319 states and 533 transitions. [2023-12-03 05:04:25,000 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 533 transitions. [2023-12-03 05:04:25,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 05:04:25,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:04:25,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:04:25,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:04:25,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-03 05:04:25,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:04:26,086 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:04:29,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:04:29,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 325 states and 546 transitions. [2023-12-03 05:04:29,745 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 546 transitions. [2023-12-03 05:04:29,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 05:04:29,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:04:29,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:04:29,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:04:29,766 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:04:29,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:04:29,907 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:04:30,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:04:30,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 326 states and 548 transitions. [2023-12-03 05:04:30,644 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 548 transitions. [2023-12-03 05:04:30,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 05:04:30,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:04:30,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:04:30,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:04:30,666 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 05:04:30,667 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:04:31,229 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:04:39,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:04:39,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 329 states and 553 transitions. [2023-12-03 05:04:39,176 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 553 transitions. [2023-12-03 05:04:39,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 05:04:39,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:04:39,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:04:39,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:04:39,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-03 05:04:39,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:04:40,557 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:04:44,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:04:44,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 336 states and 565 transitions. [2023-12-03 05:04:44,133 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 565 transitions. [2023-12-03 05:04:44,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 05:04:44,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:04:44,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:04:44,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:04:44,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 05:04:44,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:04:44,258 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:04:44,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:04:44,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 338 states and 568 transitions. [2023-12-03 05:04:44,703 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 568 transitions. [2023-12-03 05:04:44,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 05:04:44,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:04:44,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:04:44,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:04:44,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 05:04:44,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:04:45,549 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:04:56,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:04:56,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 344 states and 591 transitions. [2023-12-03 05:04:56,080 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 591 transitions. [2023-12-03 05:04:56,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 05:04:56,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:04:56,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:04:56,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:04:56,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-03 05:04:56,107 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:04:56,867 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:05:04,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:05:04,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 350 states and 605 transitions. [2023-12-03 05:05:04,288 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 605 transitions. [2023-12-03 05:05:04,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 05:05:04,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:05:04,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:05:04,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:05:04,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-03 05:05:04,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:05:05,587 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:05:06,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:05:06,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 351 states and 605 transitions. [2023-12-03 05:05:06,901 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 605 transitions. [2023-12-03 05:05:06,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 05:05:06,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:05:06,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:05:06,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:05:06,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 05:05:06,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:05:07,304 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:05:10,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:05:10,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 361 states and 619 transitions. [2023-12-03 05:05:10,649 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 619 transitions. [2023-12-03 05:05:10,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 05:05:10,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:05:10,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:05:10,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:05:10,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 05:05:10,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:05:11,689 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:05:20,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:05:20,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 369 states and 639 transitions. [2023-12-03 05:05:20,965 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 639 transitions. [2023-12-03 05:05:20,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 05:05:20,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:05:20,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:05:20,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:05:20,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 05:05:20,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:05:21,117 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:05:21,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:05:21,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 371 states and 646 transitions. [2023-12-03 05:05:21,635 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 646 transitions. [2023-12-03 05:05:21,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 05:05:21,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:05:21,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:05:21,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:05:21,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 05:05:21,659 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:05:22,073 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:05:24,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:05:24,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 374 states and 649 transitions. [2023-12-03 05:05:24,377 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 649 transitions. [2023-12-03 05:05:24,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 05:05:24,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:05:24,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:05:24,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:05:24,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-03 05:05:24,403 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:05:26,302 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:05:32,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:05:32,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 379 states and 664 transitions. [2023-12-03 05:05:32,756 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 664 transitions. [2023-12-03 05:05:32,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 05:05:32,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:05:32,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:05:32,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:05:32,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-03 05:05:32,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:05:34,159 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:05:36,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:05:36,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 389 states and 677 transitions. [2023-12-03 05:05:36,606 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 677 transitions. [2023-12-03 05:05:36,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 05:05:36,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:05:36,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:05:36,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:05:36,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 05:05:36,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:05:37,302 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:05:41,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:05:41,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 396 states and 698 transitions. [2023-12-03 05:05:41,869 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 698 transitions. [2023-12-03 05:05:41,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 05:05:41,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:05:41,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:05:41,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:05:41,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 05:05:41,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:05:41,995 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:05:42,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:05:42,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 397 states and 698 transitions. [2023-12-03 05:05:42,610 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 698 transitions. [2023-12-03 05:05:42,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 05:05:42,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:05:42,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:05:42,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:05:42,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-03 05:05:42,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:05:43,689 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:05:45,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:05:45,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 399 states and 700 transitions. [2023-12-03 05:05:45,719 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 700 transitions. [2023-12-03 05:05:45,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 05:05:45,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:05:45,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:05:45,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:05:45,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 05:05:45,741 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:05:45,769 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 05:05:49,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:05:49,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 410 states and 716 transitions. [2023-12-03 05:05:49,128 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 716 transitions. [2023-12-03 05:05:49,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 05:05:49,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:05:49,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:05:49,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:05:49,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 05:05:49,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:05:50,061 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:05:52,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:05:52,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 421 states and 729 transitions. [2023-12-03 05:05:52,352 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 729 transitions. [2023-12-03 05:05:52,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 05:05:52,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:05:52,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:05:52,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:05:52,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 05:05:52,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:05:53,614 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:05:57,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:05:57,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 427 states and 745 transitions. [2023-12-03 05:05:57,092 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 745 transitions. [2023-12-03 05:05:57,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 05:05:57,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:05:57,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:05:57,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:05:57,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 05:05:57,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:05:57,282 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:05:57,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:05:57,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 428 states and 745 transitions. [2023-12-03 05:05:57,831 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 745 transitions. [2023-12-03 05:05:57,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 05:05:57,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:05:57,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:05:57,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:05:57,852 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 05:05:57,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:06:00,493 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:06:03,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:06:03,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 429 states and 746 transitions. [2023-12-03 05:06:03,232 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 746 transitions. [2023-12-03 05:06:03,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 05:06:03,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:06:03,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:06:03,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:06:03,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 05:06:03,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:06:03,279 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 05:06:07,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:06:07,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 440 states and 762 transitions. [2023-12-03 05:06:07,118 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 762 transitions. [2023-12-03 05:06:07,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 05:06:07,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:06:07,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:06:07,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:06:07,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 05:06:07,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:06:08,261 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:06:15,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:06:15,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 452 states and 786 transitions. [2023-12-03 05:06:15,154 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 786 transitions. [2023-12-03 05:06:15,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 05:06:15,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:06:15,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:06:15,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:06:15,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 05:06:15,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:06:17,137 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:06:20,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:06:20,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 457 states and 796 transitions. [2023-12-03 05:06:20,622 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 796 transitions. [2023-12-03 05:06:20,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 05:06:20,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:06:20,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:06:20,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:06:20,643 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 05:06:20,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:06:20,935 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:06:21,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:06:21,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 458 states and 796 transitions. [2023-12-03 05:06:21,635 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 796 transitions. [2023-12-03 05:06:21,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 05:06:21,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:06:21,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:06:21,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:06:21,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-03 05:06:21,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:06:23,002 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:06:40,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:06:40,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 465 states and 813 transitions. [2023-12-03 05:06:40,907 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 813 transitions. [2023-12-03 05:06:40,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 05:06:40,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:06:40,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:06:40,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:06:40,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:06:40,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:06:40,958 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:07:19,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:07:19,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 480 states and 839 transitions. [2023-12-03 05:07:19,408 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 839 transitions. [2023-12-03 05:07:19,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 05:07:19,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:07:19,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:07:19,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:07:19,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 05:07:19,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:07:21,046 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:07:40,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:07:40,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 487 states and 857 transitions. [2023-12-03 05:07:40,331 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 857 transitions. [2023-12-03 05:07:40,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 05:07:40,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:07:40,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:07:40,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:07:40,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 05:07:40,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:07:40,616 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:07:42,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:07:42,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 491 states and 863 transitions. [2023-12-03 05:07:42,643 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 863 transitions. [2023-12-03 05:07:42,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 05:07:42,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:07:42,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:07:42,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:07:42,666 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 05:07:42,667 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:07:42,898 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:07:43,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:07:43,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 492 states and 863 transitions. [2023-12-03 05:07:43,669 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 863 transitions. [2023-12-03 05:07:43,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 05:07:43,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:07:43,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:07:43,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:07:43,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:07:43,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:07:43,718 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:07:53,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:07:53,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 506 states and 885 transitions. [2023-12-03 05:07:53,756 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 885 transitions. [2023-12-03 05:07:53,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 05:07:53,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:07:53,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:07:53,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:07:53,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:07:53,778 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:07:53,807 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:08:33,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:08:33,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 519 states and 909 transitions. [2023-12-03 05:08:33,104 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 909 transitions. [2023-12-03 05:08:33,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 05:08:33,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:08:33,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:08:33,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:08:33,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 05:08:33,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:08:33,868 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:08:40,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:08:40,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 524 states and 923 transitions. [2023-12-03 05:08:40,691 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 923 transitions. [2023-12-03 05:08:40,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 05:08:40,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:08:40,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:08:40,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:08:40,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:08:40,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:08:40,743 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:08:55,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:08:55,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 538 states and 946 transitions. [2023-12-03 05:08:55,080 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 946 transitions. [2023-12-03 05:08:55,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 05:08:55,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:08:55,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:08:55,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:08:55,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:08:55,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:08:55,135 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:08:57,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:08:57,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 542 states and 953 transitions. [2023-12-03 05:08:57,138 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 953 transitions. [2023-12-03 05:08:57,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 05:08:57,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:08:57,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:08:57,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:08:57,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:08:57,157 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:08:57,186 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:08:58,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:08:58,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 543 states and 953 transitions. [2023-12-03 05:08:58,508 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 953 transitions. [2023-12-03 05:08:58,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 05:08:58,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:08:58,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:08:58,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:08:58,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:08:58,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:08:58,555 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:09:09,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:09:09,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 550 states and 967 transitions. [2023-12-03 05:09:09,187 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 967 transitions. [2023-12-03 05:09:09,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 05:09:09,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:09:09,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:09:09,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:09:09,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-03 05:09:09,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:09:10,464 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:09:15,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:09:15,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 553 states and 989 transitions. [2023-12-03 05:09:15,955 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 989 transitions. [2023-12-03 05:09:15,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 05:09:15,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:09:15,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:09:15,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:09:15,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:09:15,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:09:16,002 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:09:30,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:09:30,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 560 states and 1003 transitions. [2023-12-03 05:09:30,034 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1003 transitions. [2023-12-03 05:09:30,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 05:09:30,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:09:30,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:09:30,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:09:30,057 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:09:30,058 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:09:30,082 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:09:32,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:09:32,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 564 states and 1011 transitions. [2023-12-03 05:09:32,243 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1011 transitions. [2023-12-03 05:09:32,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 05:09:32,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:09:32,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:09:32,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:09:32,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:09:32,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:09:32,296 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:09:33,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:09:33,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 565 states and 1011 transitions. [2023-12-03 05:09:33,668 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1011 transitions. [2023-12-03 05:09:33,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 05:09:33,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:09:33,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:09:33,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:09:33,690 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 05:09:33,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:09:33,953 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:09:38,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:09:38,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 571 states and 1029 transitions. [2023-12-03 05:09:38,030 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1029 transitions. [2023-12-03 05:09:38,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 05:09:38,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:09:38,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:09:38,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:09:38,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-03 05:09:38,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:09:39,826 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:09:42,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:09:42,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 573 states and 1032 transitions. [2023-12-03 05:09:42,699 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1032 transitions. [2023-12-03 05:09:42,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 05:09:42,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:09:42,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:09:42,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:09:42,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-03 05:09:42,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:09:43,894 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:09:44,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:09:44,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 577 states and 1040 transitions. [2023-12-03 05:09:44,723 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1040 transitions. [2023-12-03 05:09:44,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 05:09:44,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:09:44,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:09:44,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:09:44,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:09:44,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:09:44,774 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 05:09:44,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:09:44,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 556 states and 1002 transitions. [2023-12-03 05:09:44,948 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 1002 transitions. [2023-12-03 05:09:44,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 05:09:44,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:09:44,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:09:44,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:09:44,970 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 05:09:44,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:09:47,067 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:09:49,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:09:49,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 561 states and 1007 transitions. [2023-12-03 05:09:49,927 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1007 transitions. [2023-12-03 05:09:49,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 05:09:49,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:09:49,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:09:49,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:09:49,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 05:09:49,950 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:09:51,520 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 05:10:17,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:10:17,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 569 states and 1028 transitions. [2023-12-03 05:10:17,813 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1028 transitions. [2023-12-03 05:10:17,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 05:10:17,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:10:17,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:10:17,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:10:17,838 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 05:10:17,839 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:10:20,014 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:11:38,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:11:38,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 576 states and 1045 transitions. [2023-12-03 05:11:38,028 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1045 transitions. [2023-12-03 05:11:38,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 05:11:38,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:11:38,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:11:38,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:11:38,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-03 05:11:38,065 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:11:40,952 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:11:53,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:11:53,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 580 states and 1052 transitions. [2023-12-03 05:11:53,514 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1052 transitions. [2023-12-03 05:11:53,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 05:11:53,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:11:53,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:11:53,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:11:53,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 05:11:53,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:11:53,843 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:11:54,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:11:54,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 584 states and 1057 transitions. [2023-12-03 05:11:54,818 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 1057 transitions. [2023-12-03 05:11:54,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 05:11:54,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:11:54,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:11:54,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:11:54,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 05:11:54,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:11:55,185 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:11:56,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:11:56,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 585 states and 1057 transitions. [2023-12-03 05:11:56,314 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1057 transitions. [2023-12-03 05:11:56,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 05:11:56,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:11:56,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:11:56,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:11:56,334 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 05:11:56,335 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:11:57,877 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 05:12:01,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:12:01,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 588 states and 1060 transitions. [2023-12-03 05:12:01,593 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1060 transitions. [2023-12-03 05:12:01,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 05:12:01,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:12:01,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:12:01,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:12:01,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 05:12:01,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:12:02,473 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 05:12:30,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:12:30,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 597 states and 1083 transitions. [2023-12-03 05:12:30,013 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1083 transitions. [2023-12-03 05:12:30,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 05:12:30,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:12:30,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:12:30,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:12:30,032 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:12:30,033 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:12:30,072 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:12:41,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:12:41,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 604 states and 1095 transitions. [2023-12-03 05:12:41,456 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1095 transitions. [2023-12-03 05:12:41,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 05:12:41,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:12:41,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:12:41,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:12:41,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:12:41,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:12:41,514 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:12:43,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:12:43,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 608 states and 1100 transitions. [2023-12-03 05:12:43,015 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1100 transitions. [2023-12-03 05:12:43,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 05:12:43,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:12:43,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:12:43,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:12:43,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:12:43,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:12:43,082 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:12:46,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:12:46,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 612 states and 1107 transitions. [2023-12-03 05:12:46,476 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1107 transitions. [2023-12-03 05:12:46,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 05:12:46,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:12:46,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:12:46,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:12:46,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:12:46,495 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:12:46,531 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:12:48,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:12:48,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 613 states and 1107 transitions. [2023-12-03 05:12:48,790 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1107 transitions. [2023-12-03 05:12:48,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 05:12:48,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:12:48,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:12:48,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:12:48,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 05:12:48,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:12:49,251 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 05:12:51,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:12:51,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 616 states and 1115 transitions. [2023-12-03 05:12:51,725 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1115 transitions. [2023-12-03 05:12:51,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 05:12:51,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:12:51,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:12:51,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:12:51,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 05:12:51,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:12:53,299 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 05:13:30,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:13:30,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 620 states and 1126 transitions. [2023-12-03 05:13:30,943 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1126 transitions. [2023-12-03 05:13:30,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 05:13:30,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:13:30,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:13:30,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:13:30,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 05:13:30,969 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:13:31,026 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 05:13:39,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:13:39,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 625 states and 1137 transitions. [2023-12-03 05:13:39,008 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1137 transitions. [2023-12-03 05:13:39,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 05:13:39,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:13:39,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:13:39,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:13:39,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 05:13:39,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:13:40,228 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 05:14:19,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:14:19,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 629 states and 1149 transitions. [2023-12-03 05:14:19,235 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1149 transitions. [2023-12-03 05:14:19,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 05:14:19,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:14:19,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:14:19,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:14:19,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:14:19,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:14:19,292 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:14:30,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:14:30,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 636 states and 1161 transitions. [2023-12-03 05:14:30,949 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1161 transitions. [2023-12-03 05:14:30,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 05:14:30,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:14:30,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:14:30,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:14:30,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:14:30,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:14:31,011 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:14:32,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:14:32,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 640 states and 1166 transitions. [2023-12-03 05:14:32,874 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1166 transitions. [2023-12-03 05:14:32,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 05:14:32,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:14:32,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:14:32,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:14:32,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:14:32,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:14:32,925 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:14:36,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:14:36,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 644 states and 1173 transitions. [2023-12-03 05:14:36,275 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1173 transitions. [2023-12-03 05:14:36,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 05:14:36,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:14:36,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:14:36,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:14:36,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 05:14:36,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:14:36,333 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:14:38,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:14:38,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 645 states and 1173 transitions. [2023-12-03 05:14:38,518 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1173 transitions. [2023-12-03 05:14:38,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 05:14:38,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:14:38,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:14:38,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:14:38,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 05:14:38,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:14:39,818 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:14:43,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:14:43,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 650 states and 1182 transitions. [2023-12-03 05:14:43,493 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1182 transitions. [2023-12-03 05:14:43,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 05:14:43,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:14:43,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:14:43,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:14:43,522 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 05:14:43,523 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:14:43,611 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:15:19,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:15:19,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 654 states and 1193 transitions. [2023-12-03 05:15:19,269 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1193 transitions. [2023-12-03 05:15:19,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 05:15:19,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:15:19,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:15:19,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:15:19,295 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 05:15:19,296 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:15:19,812 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 05:15:57,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:15:57,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 665 states and 1224 transitions. [2023-12-03 05:15:57,592 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1224 transitions. [2023-12-03 05:15:57,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 05:15:57,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:15:57,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:15:57,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:15:57,622 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 05:15:57,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:15:57,710 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:16:02,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:16:02,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 669 states and 1236 transitions. [2023-12-03 05:16:02,165 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1236 transitions. [2023-12-03 05:16:02,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 05:16:02,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:16:02,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:16:02,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:16:02,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 05:16:02,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:16:02,658 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 05:16:05,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:16:05,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 671 states and 1240 transitions. [2023-12-03 05:16:05,920 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1240 transitions. [2023-12-03 05:16:05,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 05:16:05,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:16:05,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:16:05,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:16:05,943 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 05:16:05,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:16:06,580 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 05:16:16,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:16:16,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 675 states and 1251 transitions. [2023-12-03 05:16:16,462 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1251 transitions. [2023-12-03 05:16:16,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 05:16:16,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:16:16,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:16:16,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:16:16,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 05:16:16,491 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:16:16,582 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:16:36,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:16:36,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 677 states and 1255 transitions. [2023-12-03 05:16:36,954 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1255 transitions. [2023-12-03 05:16:36,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 05:16:36,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:16:36,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:16:36,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:16:36,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 05:16:36,976 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:16:37,373 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 05:16:37,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:16:37,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 680 states and 1264 transitions. [2023-12-03 05:16:37,457 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1264 transitions. [2023-12-03 05:16:37,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 05:16:37,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:16:37,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:16:37,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:16:37,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 05:16:37,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:16:37,531 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 05:16:42,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:16:42,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 685 states and 1274 transitions. [2023-12-03 05:16:42,971 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1274 transitions. [2023-12-03 05:16:42,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 05:16:42,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:16:42,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:16:42,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:16:42,998 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 05:16:42,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:16:43,095 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.