./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_f87ef310-2b6b-40a8-914c-7640709200e7/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f87ef310-2b6b-40a8-914c-7640709200e7/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f87ef310-2b6b-40a8-914c-7640709200e7/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f87ef310-2b6b-40a8-914c-7640709200e7/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f87ef310-2b6b-40a8-914c-7640709200e7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f87ef310-2b6b-40a8-914c-7640709200e7/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6437fdc3c0b95eb5fb3a7e28606efb50e2431074b1de5f5cf4c718827adac36d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:56,113 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:56,233 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f87ef310-2b6b-40a8-914c-7640709200e7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:07:56,238 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:07:56,239 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:07:56,266 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:56,267 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:07:56,268 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:07:56,269 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:56,270 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:56,270 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:56,271 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:07:56,272 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:56,272 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:07:56,273 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:56,274 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:56,274 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:07:56,275 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:56,275 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:07:56,276 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:07:56,279 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:07:56,280 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:56,280 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:07:56,281 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:56,282 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:56,282 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:56,286 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:56,287 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:56,287 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:56,288 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:56,288 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:56,289 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:07:56,289 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:07:56,290 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:07:56,291 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:07:56,292 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_f87ef310-2b6b-40a8-914c-7640709200e7/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f87ef310-2b6b-40a8-914c-7640709200e7/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6437fdc3c0b95eb5fb3a7e28606efb50e2431074b1de5f5cf4c718827adac36d [2023-11-19 04:07:56,611 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:56,647 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:56,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:56,652 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:56,652 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:56,654 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f87ef310-2b6b-40a8-914c-7640709200e7/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c [2023-11-19 04:07:59,911 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:00,104 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:00,105 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f87ef310-2b6b-40a8-914c-7640709200e7/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c [2023-11-19 04:08:00,113 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f87ef310-2b6b-40a8-914c-7640709200e7/bin/ukojak-verify-G8NBE6pJGL/data/704775900/6be814331e214e89981182943eff16a1/FLAG36f7e9e99 [2023-11-19 04:08:00,128 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f87ef310-2b6b-40a8-914c-7640709200e7/bin/ukojak-verify-G8NBE6pJGL/data/704775900/6be814331e214e89981182943eff16a1 [2023-11-19 04:08:00,131 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:00,133 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:00,135 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:00,135 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:00,141 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:00,142 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:00" (1/1) ... [2023-11-19 04:08:00,143 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57dc0b85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:00, skipping insertion in model container [2023-11-19 04:08:00,143 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:00" (1/1) ... [2023-11-19 04:08:00,174 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:00,387 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:00,400 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:00,432 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:00,448 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:00,449 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:00 WrapperNode [2023-11-19 04:08:00,449 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:00,450 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:00,451 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:00,451 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:00,459 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:00" (1/1) ... [2023-11-19 04:08:00,466 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:00" (1/1) ... [2023-11-19 04:08:00,492 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2023-11-19 04:08:00,492 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:00,494 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:00,494 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:00,494 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:00,503 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:00" (1/1) ... [2023-11-19 04:08:00,504 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:00" (1/1) ... [2023-11-19 04:08:00,515 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:00" (1/1) ... [2023-11-19 04:08:00,515 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:00" (1/1) ... [2023-11-19 04:08:00,519 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:00" (1/1) ... [2023-11-19 04:08:00,522 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:00" (1/1) ... [2023-11-19 04:08:00,523 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:00" (1/1) ... [2023-11-19 04:08:00,524 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:00" (1/1) ... [2023-11-19 04:08:00,536 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:00,538 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:00,538 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:00,538 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:00,539 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:00" (1/1) ... [2023-11-19 04:08:00,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:00,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f87ef310-2b6b-40a8-914c-7640709200e7/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:00,568 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f87ef310-2b6b-40a8-914c-7640709200e7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:00,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f87ef310-2b6b-40a8-914c-7640709200e7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:00,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:00,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:08:00,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:00,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:00,609 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:08:00,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:08:00,685 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:00,688 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:00,840 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:00,917 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:00,923 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:08:00,928 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:00 BoogieIcfgContainer [2023-11-19 04:08:00,929 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:08:00,930 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:08:00,931 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:08:00,942 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:08:00,942 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:00" (1/1) ... [2023-11-19 04:08:00,953 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:08:01,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:01,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2023-11-19 04:08:01,034 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2023-11-19 04:08:01,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:08:01,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:01,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:01,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:01,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:01,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:01,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2023-11-19 04:08:01,264 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2023-11-19 04:08:01,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:08:01,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:01,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:01,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:01,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:01,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:01,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:01,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:01,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 23 states and 25 transitions. [2023-11-19 04:08:01,405 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2023-11-19 04:08:01,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:08:01,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:01,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:01,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:01,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:08:01,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:01,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:01,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:01,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2023-11-19 04:08:01,455 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2023-11-19 04:08:01,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:08:01,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:01,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:01,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:01,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:01,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:01,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:01,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:01,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2023-11-19 04:08:01,569 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2023-11-19 04:08:01,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:08:01,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:01,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:01,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:01,597 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:01,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:01,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:01,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:01,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 32 transitions. [2023-11-19 04:08:01,769 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2023-11-19 04:08:01,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:08:01,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:01,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:01,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:01,794 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:01,795 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:01,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:01,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:01,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 38 transitions. [2023-11-19 04:08:01,924 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2023-11-19 04:08:01,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:08:01,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:01,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:01,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:01,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:08:01,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:01,996 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:02,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:02,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 42 transitions. [2023-11-19 04:08:02,084 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2023-11-19 04:08:02,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:08:02,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:02,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:02,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:02,112 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:02,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:02,159 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:08:02,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:02,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 39 states and 48 transitions. [2023-11-19 04:08:02,284 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2023-11-19 04:08:02,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:08:02,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:02,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:02,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:02,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:08:02,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:02,382 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:08:02,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:02,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 42 states and 51 transitions. [2023-11-19 04:08:02,473 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions. [2023-11-19 04:08:02,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:08:02,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:02,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:02,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:02,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:02,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:02,566 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:08:02,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:02,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 57 transitions. [2023-11-19 04:08:02,740 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 57 transitions. [2023-11-19 04:08:02,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:08:02,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:02,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:02,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:02,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:08:02,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:02,864 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:08:02,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:02,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 60 transitions. [2023-11-19 04:08:02,993 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 60 transitions. [2023-11-19 04:08:03,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:08:03,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:03,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:03,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:03,057 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:08:03,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:03,144 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 04:08:03,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:03,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 66 transitions. [2023-11-19 04:08:03,340 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 66 transitions. [2023-11-19 04:08:03,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 04:08:03,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:03,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:03,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:03,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:08:03,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:03,459 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 04:08:03,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:03,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 56 states and 69 transitions. [2023-11-19 04:08:03,579 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 69 transitions. [2023-11-19 04:08:03,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:08:03,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:03,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:03,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:03,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:08:03,614 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:03,704 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 04:08:03,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:03,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 75 transitions. [2023-11-19 04:08:03,933 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 75 transitions. [2023-11-19 04:08:03,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 04:08:03,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:03,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:03,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:03,996 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 04:08:04,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:04,102 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 04:08:04,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:04,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 78 transitions. [2023-11-19 04:08:04,247 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 78 transitions. [2023-11-19 04:08:04,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:08:04,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:04,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:04,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:04,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:08:04,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:04,396 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:08:04,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:04,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 67 states and 84 transitions. [2023-11-19 04:08:04,645 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 84 transitions. [2023-11-19 04:08:04,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 04:08:04,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:04,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:04,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:04,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 04:08:04,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:04,860 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 123 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:08:05,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:05,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 70 states and 87 transitions. [2023-11-19 04:08:05,023 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 87 transitions. [2023-11-19 04:08:05,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 04:08:05,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:05,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:05,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:05,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:05,074 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:05,190 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-19 04:08:05,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:05,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 74 states and 93 transitions. [2023-11-19 04:08:05,473 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 93 transitions. [2023-11-19 04:08:05,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 04:08:05,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:05,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:05,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:05,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 04:08:05,535 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:05,680 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-19 04:08:05,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:05,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 77 states and 96 transitions. [2023-11-19 04:08:05,871 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 96 transitions. [2023-11-19 04:08:05,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 04:08:05,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:05,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:05,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:05,921 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:08:05,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:06,053 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-19 04:08:06,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:06,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 81 states and 102 transitions. [2023-11-19 04:08:06,351 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 102 transitions. [2023-11-19 04:08:06,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 04:08:06,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:06,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:06,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:06,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 04:08:06,402 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:06,556 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-19 04:08:06,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:06,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 84 states and 105 transitions. [2023-11-19 04:08:06,758 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 105 transitions. [2023-11-19 04:08:06,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-19 04:08:06,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:06,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:06,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:06,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 04:08:06,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:06,961 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-19 04:08:07,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:07,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 88 states and 111 transitions. [2023-11-19 04:08:07,298 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 111 transitions. [2023-11-19 04:08:07,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-19 04:08:07,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:07,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:07,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:07,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 04:08:07,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:07,517 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-19 04:08:07,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:07,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 91 states and 114 transitions. [2023-11-19 04:08:07,762 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 114 transitions. [2023-11-19 04:08:07,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-19 04:08:07,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:07,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:07,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:07,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:08:07,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:07,976 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-19 04:08:08,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:08,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 95 states and 120 transitions. [2023-11-19 04:08:08,325 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 120 transitions. [2023-11-19 04:08:08,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-19 04:08:08,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:08,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:08,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:08,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 04:08:08,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:08,551 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-19 04:08:08,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:08,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 98 states and 123 transitions. [2023-11-19 04:08:08,791 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 123 transitions. [2023-11-19 04:08:08,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-19 04:08:08,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:08,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:08,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:08,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 04:08:08,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:09,052 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 385 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-11-19 04:08:09,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:09,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 102 states and 129 transitions. [2023-11-19 04:08:09,481 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 129 transitions. [2023-11-19 04:08:09,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-19 04:08:09,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:09,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:09,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:09,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-19 04:08:09,568 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:09,774 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 418 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-11-19 04:08:10,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:10,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 105 states and 132 transitions. [2023-11-19 04:08:10,045 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 132 transitions. [2023-11-19 04:08:10,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-19 04:08:10,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:10,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:10,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:10,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 04:08:10,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:10,340 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-19 04:08:10,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:10,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 109 states and 138 transitions. [2023-11-19 04:08:10,751 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 138 transitions. [2023-11-19 04:08:10,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-19 04:08:10,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:10,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:10,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:10,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 04:08:10,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:11,026 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 498 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-19 04:08:11,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:11,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 112 states and 141 transitions. [2023-11-19 04:08:11,288 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 141 transitions. [2023-11-19 04:08:11,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-19 04:08:11,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:11,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:11,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:11,346 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 04:08:11,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:11,556 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-11-19 04:08:11,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:11,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 116 states and 147 transitions. [2023-11-19 04:08:11,963 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 147 transitions. [2023-11-19 04:08:11,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-19 04:08:11,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:11,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:12,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:12,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-19 04:08:12,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:12,253 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-11-19 04:08:12,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:12,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 119 states and 150 transitions. [2023-11-19 04:08:12,561 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 150 transitions. [2023-11-19 04:08:12,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-19 04:08:12,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:12,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:12,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:12,643 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 04:08:12,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:12,915 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 637 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-11-19 04:08:13,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:13,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 123 states and 156 transitions. [2023-11-19 04:08:13,428 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 156 transitions. [2023-11-19 04:08:13,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-19 04:08:13,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:13,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:13,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:13,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-19 04:08:13,515 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:13,746 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 679 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-11-19 04:08:14,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:14,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 126 states and 159 transitions. [2023-11-19 04:08:14,078 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 159 transitions. [2023-11-19 04:08:14,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-19 04:08:14,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:14,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:14,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:14,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 04:08:14,152 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:14,399 INFO L134 CoverageAnalysis]: Checked inductivity of 945 backedges. 0 proven. 735 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-19 04:08:14,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:14,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 130 states and 165 transitions. [2023-11-19 04:08:14,897 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 165 transitions. [2023-11-19 04:08:14,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-19 04:08:14,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:14,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:14,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:14,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-19 04:08:14,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:15,224 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-19 04:08:15,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:15,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 133 states and 168 transitions. [2023-11-19 04:08:15,559 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 168 transitions. [2023-11-19 04:08:15,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-19 04:08:15,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:15,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:15,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:15,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 04:08:15,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:15,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 0 proven. 840 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-11-19 04:08:16,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:16,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 137 states and 174 transitions. [2023-11-19 04:08:16,443 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 174 transitions. [2023-11-19 04:08:16,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-19 04:08:16,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:16,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:16,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:16,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-19 04:08:16,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:16,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 888 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-11-19 04:08:17,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:17,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 140 states and 177 transitions. [2023-11-19 04:08:17,128 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 177 transitions. [2023-11-19 04:08:17,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-19 04:08:17,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:17,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:17,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:17,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 04:08:17,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:17,477 INFO L134 CoverageAnalysis]: Checked inductivity of 1224 backedges. 0 proven. 952 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2023-11-19 04:08:18,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:18,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 144 states and 183 transitions. [2023-11-19 04:08:18,037 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 183 transitions. [2023-11-19 04:08:18,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-19 04:08:18,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:18,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:18,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:18,127 INFO L262 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 37 conjunts are in the unsatisfiable core [2023-11-19 04:08:18,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:18,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1003 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2023-11-19 04:08:18,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:18,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 147 states and 186 transitions. [2023-11-19 04:08:18,835 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 186 transitions. [2023-11-19 04:08:18,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-19 04:08:18,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:18,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:18,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:18,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 04:08:18,913 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:19,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1377 backedges. 0 proven. 1071 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2023-11-19 04:08:19,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:19,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 151 states and 192 transitions. [2023-11-19 04:08:19,753 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 192 transitions. [2023-11-19 04:08:19,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-19 04:08:19,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:19,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:19,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:19,836 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-19 04:08:19,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:20,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1125 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2023-11-19 04:08:20,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:20,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 154 states and 195 transitions. [2023-11-19 04:08:20,577 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 195 transitions. [2023-11-19 04:08:20,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-19 04:08:20,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:20,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:20,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:20,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 04:08:20,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:20,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1539 backedges. 0 proven. 1197 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2023-11-19 04:08:21,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:21,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 158 states and 201 transitions. [2023-11-19 04:08:21,642 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 201 transitions. [2023-11-19 04:08:21,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-19 04:08:21,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:21,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:21,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:21,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 41 conjunts are in the unsatisfiable core [2023-11-19 04:08:21,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:22,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1254 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2023-11-19 04:08:22,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:22,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 161 states and 204 transitions. [2023-11-19 04:08:22,478 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 204 transitions. [2023-11-19 04:08:22,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-19 04:08:22,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:22,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:22,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:22,556 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 04:08:22,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:22,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1710 backedges. 0 proven. 1330 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-11-19 04:08:23,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:23,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 165 states and 210 transitions. [2023-11-19 04:08:23,636 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 210 transitions. [2023-11-19 04:08:23,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-19 04:08:23,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:23,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:23,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:23,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-19 04:08:23,731 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:24,104 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1390 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-11-19 04:08:24,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:24,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 168 states and 213 transitions. [2023-11-19 04:08:24,564 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 213 transitions. [2023-11-19 04:08:24,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-19 04:08:24,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:24,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:24,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:24,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-19 04:08:24,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:24,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1890 backedges. 0 proven. 1470 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-19 04:08:25,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:25,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 172 states and 219 transitions. [2023-11-19 04:08:25,631 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 219 transitions. [2023-11-19 04:08:25,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-19 04:08:25,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:25,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:25,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:25,719 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-19 04:08:25,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:26,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1533 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-19 04:08:26,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:26,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 175 states and 222 transitions. [2023-11-19 04:08:26,541 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 222 transitions. [2023-11-19 04:08:26,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-19 04:08:26,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:26,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:26,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:26,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 04:08:26,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:26,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2079 backedges. 0 proven. 1617 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2023-11-19 04:08:27,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:27,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 179 states and 228 transitions. [2023-11-19 04:08:27,614 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 228 transitions. [2023-11-19 04:08:27,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-19 04:08:27,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:27,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:27,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:27,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 47 conjunts are in the unsatisfiable core [2023-11-19 04:08:27,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:28,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 1683 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2023-11-19 04:08:28,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:28,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 182 states and 231 transitions. [2023-11-19 04:08:28,546 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 231 transitions. [2023-11-19 04:08:28,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-19 04:08:28,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:28,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:28,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:28,622 INFO L262 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-19 04:08:28,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:28,945 INFO L134 CoverageAnalysis]: Checked inductivity of 2277 backedges. 0 proven. 1771 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2023-11-19 04:08:29,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:29,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 186 states and 237 transitions. [2023-11-19 04:08:29,653 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 237 transitions. [2023-11-19 04:08:29,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-11-19 04:08:29,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:29,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:29,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:29,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 49 conjunts are in the unsatisfiable core [2023-11-19 04:08:29,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:30,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 1840 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2023-11-19 04:08:30,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:30,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 189 states and 240 transitions. [2023-11-19 04:08:30,644 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 240 transitions. [2023-11-19 04:08:30,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-19 04:08:30,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:30,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:30,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:30,755 INFO L262 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-19 04:08:30,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:31,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2484 backedges. 0 proven. 1932 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2023-11-19 04:08:31,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:31,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 193 states and 246 transitions. [2023-11-19 04:08:31,859 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 246 transitions. [2023-11-19 04:08:31,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2023-11-19 04:08:31,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:31,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:31,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:31,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 51 conjunts are in the unsatisfiable core [2023-11-19 04:08:31,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:32,343 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2004 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2023-11-19 04:08:32,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:32,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 196 states and 249 transitions. [2023-11-19 04:08:32,891 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 249 transitions. [2023-11-19 04:08:32,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-11-19 04:08:32,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:32,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:32,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:32,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-19 04:08:32,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:33,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2700 backedges. 0 proven. 2100 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2023-11-19 04:08:34,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:34,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 200 states and 255 transitions. [2023-11-19 04:08:34,186 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 255 transitions. [2023-11-19 04:08:34,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2023-11-19 04:08:34,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:34,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:34,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:34,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 53 conjunts are in the unsatisfiable core [2023-11-19 04:08:34,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:34,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2175 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2023-11-19 04:08:35,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:35,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 203 states and 258 transitions. [2023-11-19 04:08:35,332 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 258 transitions. [2023-11-19 04:08:35,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-11-19 04:08:35,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:35,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:35,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:35,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 438 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 04:08:35,426 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:35,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2925 backedges. 0 proven. 2275 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2023-11-19 04:08:36,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:36,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 207 states and 264 transitions. [2023-11-19 04:08:36,728 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 264 transitions. [2023-11-19 04:08:36,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2023-11-19 04:08:36,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:36,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:36,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:36,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 55 conjunts are in the unsatisfiable core [2023-11-19 04:08:36,824 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:37,228 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 2353 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2023-11-19 04:08:37,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:37,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 210 states and 267 transitions. [2023-11-19 04:08:37,894 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 267 transitions. [2023-11-19 04:08:37,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2023-11-19 04:08:37,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:37,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:37,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:37,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-19 04:08:37,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:38,365 INFO L134 CoverageAnalysis]: Checked inductivity of 3159 backedges. 0 proven. 2457 refuted. 0 times theorem prover too weak. 702 trivial. 0 not checked. [2023-11-19 04:08:39,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:39,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 214 states and 273 transitions. [2023-11-19 04:08:39,195 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 273 transitions. [2023-11-19 04:08:39,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2023-11-19 04:08:39,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:39,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:39,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:39,295 INFO L262 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 57 conjunts are in the unsatisfiable core [2023-11-19 04:08:39,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:39,733 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 2538 refuted. 0 times theorem prover too weak. 702 trivial. 0 not checked. [2023-11-19 04:08:40,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:40,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 217 states and 276 transitions. [2023-11-19 04:08:40,358 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 276 transitions. [2023-11-19 04:08:40,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2023-11-19 04:08:40,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:40,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:40,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:40,446 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-19 04:08:40,449 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:40,818 INFO L134 CoverageAnalysis]: Checked inductivity of 3402 backedges. 0 proven. 2646 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2023-11-19 04:08:41,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:41,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 221 states and 282 transitions. [2023-11-19 04:08:41,765 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 282 transitions. [2023-11-19 04:08:41,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2023-11-19 04:08:41,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:41,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:41,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:41,871 INFO L262 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 59 conjunts are in the unsatisfiable core [2023-11-19 04:08:41,875 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:42,276 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 2730 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2023-11-19 04:08:42,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:42,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 224 states and 285 transitions. [2023-11-19 04:08:42,941 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 285 transitions. [2023-11-19 04:08:42,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2023-11-19 04:08:42,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:42,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:43,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:43,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-19 04:08:43,058 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:43,527 INFO L134 CoverageAnalysis]: Checked inductivity of 3654 backedges. 0 proven. 2842 refuted. 0 times theorem prover too weak. 812 trivial. 0 not checked. [2023-11-19 04:08:44,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:44,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 228 states and 291 transitions. [2023-11-19 04:08:44,409 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 291 transitions. [2023-11-19 04:08:44,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-11-19 04:08:44,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:44,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:44,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:44,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 61 conjunts are in the unsatisfiable core [2023-11-19 04:08:44,524 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:44,969 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 2929 refuted. 0 times theorem prover too weak. 812 trivial. 0 not checked. [2023-11-19 04:08:45,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:45,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 231 states and 294 transitions. [2023-11-19 04:08:45,674 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 294 transitions. [2023-11-19 04:08:45,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2023-11-19 04:08:45,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:45,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:45,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:45,779 INFO L262 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-19 04:08:45,784 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:46,232 INFO L134 CoverageAnalysis]: Checked inductivity of 3915 backedges. 0 proven. 3045 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2023-11-19 04:08:47,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:47,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 235 states and 300 transitions. [2023-11-19 04:08:47,188 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 300 transitions. [2023-11-19 04:08:47,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2023-11-19 04:08:47,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:47,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:47,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:47,295 INFO L262 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 63 conjunts are in the unsatisfiable core [2023-11-19 04:08:47,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:47,767 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 3135 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2023-11-19 04:08:48,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:48,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 238 states and 303 transitions. [2023-11-19 04:08:48,479 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 303 transitions. [2023-11-19 04:08:48,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2023-11-19 04:08:48,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:48,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:48,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:48,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-19 04:08:48,584 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:48,990 INFO L134 CoverageAnalysis]: Checked inductivity of 4185 backedges. 0 proven. 3255 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2023-11-19 04:08:50,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:50,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 242 states and 309 transitions. [2023-11-19 04:08:50,007 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 309 transitions. [2023-11-19 04:08:50,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2023-11-19 04:08:50,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:50,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:50,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:50,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 65 conjunts are in the unsatisfiable core [2023-11-19 04:08:50,135 INFO L285 TraceCheckSpWp]: Computing forward predicates...