./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/rev-2-n-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_a7ba34d5-7989-4cef-b087-d6f470ace2f5/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ba34d5-7989-4cef-b087-d6f470ace2f5/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ba34d5-7989-4cef-b087-d6f470ace2f5/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ba34d5-7989-4cef-b087-d6f470ace2f5/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/rev-2-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ba34d5-7989-4cef-b087-d6f470ace2f5/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ba34d5-7989-4cef-b087-d6f470ace2f5/bin/ukojak-verify-0OAaufAVZV --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 bf03248da0b4b82491822f692d5527664b721dbcd28594bdb518a5eab7d5a1f3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:50:37,195 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:50:37,275 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ba34d5-7989-4cef-b087-d6f470ace2f5/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:50:37,280 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:50:37,281 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:50:37,306 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:50:37,307 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:50:37,308 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:50:37,309 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:50:37,309 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:50:37,310 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:50:37,311 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:50:37,311 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:50:37,312 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:50:37,312 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:50:37,313 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:50:37,313 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:50:37,314 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:50:37,314 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:50:37,315 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:50:37,316 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:50:37,316 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:50:37,317 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:50:37,317 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:50:37,318 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:50:37,318 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:50:37,319 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:50:37,319 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:37,320 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:50:37,320 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:50:37,321 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:50:37,321 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:50:37,321 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:50:37,322 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:50:37,322 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_a7ba34d5-7989-4cef-b087-d6f470ace2f5/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ba34d5-7989-4cef-b087-d6f470ace2f5/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf03248da0b4b82491822f692d5527664b721dbcd28594bdb518a5eab7d5a1f3 [2023-11-11 23:50:37,568 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:50:37,601 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:50:37,603 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:50:37,606 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:50:37,607 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:50:37,608 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ba34d5-7989-4cef-b087-d6f470ace2f5/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/array-multidimensional/rev-2-n-u.c [2023-11-11 23:50:40,856 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:50:41,045 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:50:41,046 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ba34d5-7989-4cef-b087-d6f470ace2f5/sv-benchmarks/c/array-multidimensional/rev-2-n-u.c [2023-11-11 23:50:41,054 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ba34d5-7989-4cef-b087-d6f470ace2f5/bin/ukojak-verify-0OAaufAVZV/data/b499f48a9/d9843a159cd14708a23cbb1d5c039391/FLAG96a65354c [2023-11-11 23:50:41,070 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ba34d5-7989-4cef-b087-d6f470ace2f5/bin/ukojak-verify-0OAaufAVZV/data/b499f48a9/d9843a159cd14708a23cbb1d5c039391 [2023-11-11 23:50:41,073 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:50:41,074 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:50:41,076 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:41,076 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:50:41,081 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:50:41,082 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:41" (1/1) ... [2023-11-11 23:50:41,084 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b960cd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:41, skipping insertion in model container [2023-11-11 23:50:41,084 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:41" (1/1) ... [2023-11-11 23:50:41,107 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:50:41,284 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:41,295 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:50:41,317 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:41,333 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:50:41,333 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:41 WrapperNode [2023-11-11 23:50:41,334 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:41,335 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:41,335 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:50:41,335 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:50:41,343 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:41" (1/1) ... [2023-11-11 23:50:41,365 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:41" (1/1) ... [2023-11-11 23:50:41,394 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 112 [2023-11-11 23:50:41,394 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:41,395 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:50:41,395 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:50:41,395 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:50:41,405 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:41" (1/1) ... [2023-11-11 23:50:41,406 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:41" (1/1) ... [2023-11-11 23:50:41,408 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:41" (1/1) ... [2023-11-11 23:50:41,409 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:41" (1/1) ... [2023-11-11 23:50:41,414 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:41" (1/1) ... [2023-11-11 23:50:41,418 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:41" (1/1) ... [2023-11-11 23:50:41,428 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:41" (1/1) ... [2023-11-11 23:50:41,430 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:41" (1/1) ... [2023-11-11 23:50:41,432 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:50:41,434 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:50:41,434 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:50:41,434 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:50:41,436 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:41" (1/1) ... [2023-11-11 23:50:41,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:41,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ba34d5-7989-4cef-b087-d6f470ace2f5/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:50:41,476 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ba34d5-7989-4cef-b087-d6f470ace2f5/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:50:41,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ba34d5-7989-4cef-b087-d6f470ace2f5/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:50:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:50:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:50:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:50:41,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:50:41,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:50:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:50:41,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:50:41,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:50:41,599 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:50:41,601 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:50:41,930 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:50:42,016 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:50:42,016 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-11 23:50:42,019 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:50:42 BoogieIcfgContainer [2023-11-11 23:50:42,019 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:50:42,020 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:50:42,020 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:50:42,036 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:50:42,036 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:50:42" (1/1) ... [2023-11-11 23:50:42,046 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:50:42,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:42,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 64 states and 69 transitions. [2023-11-11 23:50:42,126 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 69 transitions. [2023-11-11 23:50:42,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:50:42,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:42,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:42,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:42,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:42,283 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:42,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:42,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:42,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 66 states and 73 transitions. [2023-11-11 23:50:42,370 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 73 transitions. [2023-11-11 23:50:42,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:50:42,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:42,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:42,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:42,399 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:42,400 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:42,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:42,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:42,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 69 states and 81 transitions. [2023-11-11 23:50:42,495 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 81 transitions. [2023-11-11 23:50:42,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:50:42,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:42,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:42,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:42,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:42,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:42,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:42,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:42,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 72 states and 88 transitions. [2023-11-11 23:50:42,615 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 88 transitions. [2023-11-11 23:50:42,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:50:42,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:42,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:42,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:42,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:42,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:42,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:42,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:42,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 75 states and 95 transitions. [2023-11-11 23:50:42,815 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 95 transitions. [2023-11-11 23:50:42,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:50:42,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:42,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:42,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:42,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:42,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:42,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:42,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:42,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 77 states and 100 transitions. [2023-11-11 23:50:42,954 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 100 transitions. [2023-11-11 23:50:42,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:50:42,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:42,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:42,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:42,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:42,976 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:43,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:43,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:43,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 81 states and 110 transitions. [2023-11-11 23:50:43,207 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 110 transitions. [2023-11-11 23:50:43,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:50:43,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:43,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:43,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:43,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:43,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:43,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:43,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:43,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 84 states and 117 transitions. [2023-11-11 23:50:43,264 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 117 transitions. [2023-11-11 23:50:43,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:50:43,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:43,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:43,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:43,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:43,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:43,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:43,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:43,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 86 states and 122 transitions. [2023-11-11 23:50:43,315 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 122 transitions. [2023-11-11 23:50:43,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:50:43,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:43,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:43,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:43,337 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:43,338 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:43,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:43,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:43,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 90 states and 131 transitions. [2023-11-11 23:50:43,476 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 131 transitions. [2023-11-11 23:50:43,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:50:43,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:43,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:43,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:43,502 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:50:43,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:43,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:43,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:43,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 91 states and 133 transitions. [2023-11-11 23:50:43,732 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 133 transitions. [2023-11-11 23:50:43,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:50:43,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:43,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:43,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:43,779 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:50:43,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:43,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:43,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:43,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 88 states and 124 transitions. [2023-11-11 23:50:43,829 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 124 transitions. [2023-11-11 23:50:43,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:50:43,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:43,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:43,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:43,853 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:43,854 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:43,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:43,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:43,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 90 states and 125 transitions. [2023-11-11 23:50:43,927 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 125 transitions. [2023-11-11 23:50:43,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:50:43,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:43,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:43,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:43,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:50:43,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:44,016 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:44,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:44,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 92 states and 129 transitions. [2023-11-11 23:50:44,410 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 129 transitions. [2023-11-11 23:50:44,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:50:44,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:44,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:44,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:44,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:50:44,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:44,488 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:44,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:44,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 95 states and 136 transitions. [2023-11-11 23:50:44,759 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 136 transitions. [2023-11-11 23:50:44,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:50:44,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:44,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:44,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:44,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:44,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:44,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:44,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:44,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 98 states and 139 transitions. [2023-11-11 23:50:44,988 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 139 transitions. [2023-11-11 23:50:44,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:50:44,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:44,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:45,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:45,014 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:45,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:45,044 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:50:45,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:45,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 100 states and 140 transitions. [2023-11-11 23:50:45,122 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 140 transitions. [2023-11-11 23:50:45,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:50:45,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:45,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:45,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:45,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:50:45,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:45,230 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:45,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:45,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 103 states and 143 transitions. [2023-11-11 23:50:45,486 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 143 transitions. [2023-11-11 23:50:45,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:50:45,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:45,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:45,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:45,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:50:45,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:45,582 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:45,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:45,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 106 states and 150 transitions. [2023-11-11 23:50:45,868 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 150 transitions. [2023-11-11 23:50:45,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:50:45,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:45,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:45,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:45,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:45,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:45,917 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:50:46,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:46,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 109 states and 153 transitions. [2023-11-11 23:50:46,118 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 153 transitions. [2023-11-11 23:50:46,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:50:46,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:46,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:46,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:46,150 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:46,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:46,172 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-11 23:50:46,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:46,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 111 states and 154 transitions. [2023-11-11 23:50:46,260 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 154 transitions. [2023-11-11 23:50:46,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:50:46,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:46,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:46,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:46,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:50:46,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:46,386 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:46,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:46,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 114 states and 157 transitions. [2023-11-11 23:50:46,663 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 157 transitions. [2023-11-11 23:50:46,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:50:46,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:46,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:46,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:46,699 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:50:46,705 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:46,783 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:47,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:47,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 117 states and 164 transitions. [2023-11-11 23:50:47,149 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 164 transitions. [2023-11-11 23:50:47,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:50:47,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:47,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:47,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:47,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:47,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:47,208 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-11 23:50:47,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:47,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 120 states and 167 transitions. [2023-11-11 23:50:47,416 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2023-11-11 23:50:47,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:50:47,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:47,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:47,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:47,462 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:47,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:47,488 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-11 23:50:47,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:47,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 122 states and 168 transitions. [2023-11-11 23:50:47,587 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 168 transitions. [2023-11-11 23:50:47,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:50:47,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:47,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:47,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:47,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:50:47,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:47,760 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:48,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:48,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 125 states and 171 transitions. [2023-11-11 23:50:48,079 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 171 transitions. [2023-11-11 23:50:48,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:50:48,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:48,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:48,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:48,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:50:48,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:48,203 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:48,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:48,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 128 states and 178 transitions. [2023-11-11 23:50:48,565 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 178 transitions. [2023-11-11 23:50:48,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:50:48,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:48,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:48,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:48,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:48,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:48,630 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-11 23:50:48,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:48,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 131 states and 181 transitions. [2023-11-11 23:50:48,836 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 181 transitions. [2023-11-11 23:50:48,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:50:48,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:48,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:48,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:48,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:48,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:48,919 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-11 23:50:49,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:49,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 133 states and 182 transitions. [2023-11-11 23:50:49,035 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 182 transitions. [2023-11-11 23:50:49,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:50:49,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:49,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:49,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:49,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-11 23:50:49,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:49,210 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:49,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:49,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 136 states and 185 transitions. [2023-11-11 23:50:49,543 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 185 transitions. [2023-11-11 23:50:49,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:50:49,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:49,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:49,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:49,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-11 23:50:49,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:49,672 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:50,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:50,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 139 states and 192 transitions. [2023-11-11 23:50:50,086 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 192 transitions. [2023-11-11 23:50:50,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:50:50,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:50,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:50,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:50,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:50,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:50,150 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-11 23:50:50,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:50,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 142 states and 195 transitions. [2023-11-11 23:50:50,376 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 195 transitions. [2023-11-11 23:50:50,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:50:50,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:50,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:50,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:50,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:50,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:50,455 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-11 23:50:50,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:50,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 144 states and 196 transitions. [2023-11-11 23:50:50,564 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 196 transitions. [2023-11-11 23:50:50,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:50:50,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:50,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:50,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:50,608 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:50:50,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:50,761 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:51,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:51,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 147 states and 199 transitions. [2023-11-11 23:50:51,143 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 199 transitions. [2023-11-11 23:50:51,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:50:51,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:51,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:51,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:51,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:50:51,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:51,287 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:51,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:51,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 150 states and 206 transitions. [2023-11-11 23:50:51,656 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 206 transitions. [2023-11-11 23:50:51,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:50:51,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:51,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:51,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:51,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:51,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:51,726 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-11 23:50:51,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:51,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 153 states and 209 transitions. [2023-11-11 23:50:51,965 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 209 transitions. [2023-11-11 23:50:51,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:50:51,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:51,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:52,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:52,014 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:52,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:52,051 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-11 23:50:52,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:52,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 155 states and 210 transitions. [2023-11-11 23:50:52,192 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 210 transitions. [2023-11-11 23:50:52,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:50:52,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:52,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:52,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:52,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-11 23:50:52,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:52,400 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:52,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:52,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 158 states and 213 transitions. [2023-11-11 23:50:52,784 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 213 transitions. [2023-11-11 23:50:52,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:50:52,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:52,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:52,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:52,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-11 23:50:52,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:52,933 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:53,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:53,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 161 states and 220 transitions. [2023-11-11 23:50:53,316 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 220 transitions. [2023-11-11 23:50:53,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:50:53,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:53,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:53,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:53,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:53,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:53,417 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-11 23:50:53,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:53,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 164 states and 223 transitions. [2023-11-11 23:50:53,668 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 223 transitions. [2023-11-11 23:50:53,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:50:53,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:53,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:53,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:53,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:53,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:53,751 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-11 23:50:53,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:53,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 166 states and 224 transitions. [2023-11-11 23:50:53,870 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 224 transitions. [2023-11-11 23:50:53,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:50:53,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:53,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:53,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:53,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-11 23:50:53,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:54,093 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:54,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:54,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 169 states and 227 transitions. [2023-11-11 23:50:54,479 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 227 transitions. [2023-11-11 23:50:54,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:50:54,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:54,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:54,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:54,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-11 23:50:54,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:54,659 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:55,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:55,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 172 states and 234 transitions. [2023-11-11 23:50:55,094 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 234 transitions. [2023-11-11 23:50:55,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:50:55,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:55,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:55,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:55,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:55,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:55,181 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-11 23:50:55,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:55,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 175 states and 237 transitions. [2023-11-11 23:50:55,439 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 237 transitions. [2023-11-11 23:50:55,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:50:55,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:55,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:55,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:55,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:55,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:55,539 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-11 23:50:55,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:55,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 177 states and 238 transitions. [2023-11-11 23:50:55,681 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 238 transitions. [2023-11-11 23:50:55,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:50:55,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:55,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:55,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:55,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-11 23:50:55,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:55,967 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 10 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:56,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:56,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 180 states and 241 transitions. [2023-11-11 23:50:56,382 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 241 transitions. [2023-11-11 23:50:56,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:50:56,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:56,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:56,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:56,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-11 23:50:56,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:56,571 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:57,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:57,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 183 states and 248 transitions. [2023-11-11 23:50:57,018 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 248 transitions. [2023-11-11 23:50:57,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:50:57,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:57,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:57,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:57,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:57,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:57,118 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-11 23:50:57,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:57,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 186 states and 251 transitions. [2023-11-11 23:50:57,390 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 251 transitions. [2023-11-11 23:50:57,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:50:57,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:57,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:57,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:57,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:57,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:57,483 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-11 23:50:57,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:57,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 188 states and 252 transitions. [2023-11-11 23:50:57,638 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 252 transitions. [2023-11-11 23:50:57,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:50:57,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:57,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:57,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:57,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-11 23:50:57,698 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:57,941 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 11 proven. 117 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:58,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:58,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 191 states and 255 transitions. [2023-11-11 23:50:58,381 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 255 transitions. [2023-11-11 23:50:58,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:50:58,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:58,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:58,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:58,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-11 23:50:58,435 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:58,567 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:59,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:59,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 194 states and 262 transitions. [2023-11-11 23:50:59,044 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 262 transitions. [2023-11-11 23:50:59,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:50:59,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:59,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:59,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:59,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:59,094 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:59,157 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-11 23:50:59,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:59,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 197 states and 265 transitions. [2023-11-11 23:50:59,443 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 265 transitions. [2023-11-11 23:50:59,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-11 23:50:59,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:59,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:59,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:59,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:59,491 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:59,549 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-11 23:50:59,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:59,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 199 states and 266 transitions. [2023-11-11 23:50:59,684 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 266 transitions. [2023-11-11 23:50:59,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:50:59,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:59,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:59,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:59,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-11 23:50:59,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:59,954 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 12 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:00,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:00,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 202 states and 269 transitions. [2023-11-11 23:51:00,411 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 269 transitions. [2023-11-11 23:51:00,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:51:00,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:00,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:00,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:00,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-11 23:51:00,473 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:00,641 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:01,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:01,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 205 states and 276 transitions. [2023-11-11 23:51:01,123 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 276 transitions. [2023-11-11 23:51:01,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:51:01,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:01,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:01,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:01,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:01,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:01,244 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-11 23:51:01,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:01,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 208 states and 279 transitions. [2023-11-11 23:51:01,582 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 279 transitions. [2023-11-11 23:51:01,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-11 23:51:01,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:01,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:01,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:01,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:01,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:01,691 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-11 23:51:01,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:01,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 210 states and 280 transitions. [2023-11-11 23:51:01,838 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 280 transitions. [2023-11-11 23:51:01,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:51:01,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:01,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:01,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:01,895 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-11 23:51:01,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:02,156 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 13 proven. 176 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:02,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:02,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 213 states and 283 transitions. [2023-11-11 23:51:02,630 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 283 transitions. [2023-11-11 23:51:02,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:51:02,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:02,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:02,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:02,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-11 23:51:02,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:02,839 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:03,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:03,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 216 states and 290 transitions. [2023-11-11 23:51:03,440 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 290 transitions. [2023-11-11 23:51:03,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:51:03,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:03,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:03,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:03,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:03,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:03,544 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-11 23:51:03,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:03,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 219 states and 293 transitions. [2023-11-11 23:51:03,938 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 293 transitions. [2023-11-11 23:51:03,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-11 23:51:03,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:03,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:04,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:04,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:04,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:04,076 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-11 23:51:04,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:04,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 221 states and 294 transitions. [2023-11-11 23:51:04,251 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 294 transitions. [2023-11-11 23:51:04,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-11 23:51:04,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:04,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:04,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:04,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-11 23:51:04,307 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:04,655 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 14 proven. 210 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:05,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:05,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 224 states and 297 transitions. [2023-11-11 23:51:05,177 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 297 transitions. [2023-11-11 23:51:05,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-11 23:51:05,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:05,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:05,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:05,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-11 23:51:05,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:05,429 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:06,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:06,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 227 states and 304 transitions. [2023-11-11 23:51:06,041 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 304 transitions. [2023-11-11 23:51:06,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-11 23:51:06,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:06,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:06,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:06,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:06,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:06,155 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-11 23:51:06,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:06,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 230 states and 307 transitions. [2023-11-11 23:51:06,520 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 307 transitions. [2023-11-11 23:51:06,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-11 23:51:06,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:06,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:06,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:06,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:06,585 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:06,636 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-11 23:51:06,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:06,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 232 states and 308 transitions. [2023-11-11 23:51:06,798 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 308 transitions. [2023-11-11 23:51:06,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:51:06,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:06,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:06,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:06,875 INFO L262 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-11 23:51:06,876 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:07,183 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 15 proven. 247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:07,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:07,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 235 states and 311 transitions. [2023-11-11 23:51:07,738 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 311 transitions. [2023-11-11 23:51:07,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:51:07,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:07,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:07,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:07,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-11 23:51:07,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:07,985 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:08,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:08,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 238 states and 318 transitions. [2023-11-11 23:51:08,578 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 318 transitions. [2023-11-11 23:51:08,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:51:08,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:08,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:08,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:08,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:08,638 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:08,699 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-11 23:51:09,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:09,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 241 states and 321 transitions. [2023-11-11 23:51:09,060 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 321 transitions. [2023-11-11 23:51:09,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-11 23:51:09,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:09,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:09,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:09,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:09,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:09,207 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-11 23:51:09,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:09,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 243 states and 322 transitions. [2023-11-11 23:51:09,377 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 322 transitions. [2023-11-11 23:51:09,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:51:09,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:09,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:09,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:09,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-11 23:51:09,436 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:09,716 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 16 proven. 287 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:10,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:10,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 246 states and 325 transitions. [2023-11-11 23:51:10,279 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 325 transitions. [2023-11-11 23:51:10,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:51:10,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:10,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:10,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:10,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-11 23:51:10,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:10,529 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:11,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:11,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 249 states and 332 transitions. [2023-11-11 23:51:11,192 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 332 transitions. [2023-11-11 23:51:11,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:51:11,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:11,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:11,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:11,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:11,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:11,333 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-11 23:51:11,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:11,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 252 states and 335 transitions. [2023-11-11 23:51:11,714 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 335 transitions. [2023-11-11 23:51:11,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-11 23:51:11,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:11,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:11,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:11,779 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:11,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:11,854 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-11 23:51:12,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:12,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 254 states and 336 transitions. [2023-11-11 23:51:12,042 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 336 transitions. [2023-11-11 23:51:12,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-11 23:51:12,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:12,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:12,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:12,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-11 23:51:12,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:12,438 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 17 proven. 330 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:13,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:13,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 257 states and 339 transitions. [2023-11-11 23:51:13,125 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 339 transitions. [2023-11-11 23:51:13,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-11 23:51:13,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:13,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:13,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:13,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-11 23:51:13,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:13,403 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:14,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:14,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 260 states and 346 transitions. [2023-11-11 23:51:14,125 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 346 transitions. [2023-11-11 23:51:14,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-11 23:51:14,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:14,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:14,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:14,207 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:14,208 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:14,296 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-11 23:51:14,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:14,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 263 states and 349 transitions. [2023-11-11 23:51:14,718 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 349 transitions. [2023-11-11 23:51:14,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-11 23:51:14,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:14,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:14,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:14,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:14,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:14,875 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-11-11 23:51:15,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:15,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 265 states and 350 transitions. [2023-11-11 23:51:15,131 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 350 transitions. [2023-11-11 23:51:15,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-11 23:51:15,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:15,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:15,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:15,211 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-11 23:51:15,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:15,617 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 18 proven. 376 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:16,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:16,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 268 states and 353 transitions. [2023-11-11 23:51:16,347 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 353 transitions. [2023-11-11 23:51:16,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-11 23:51:16,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:16,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:16,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:16,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-11 23:51:16,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:16,663 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 0 proven. 459 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:17,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:17,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 271 states and 360 transitions. [2023-11-11 23:51:17,369 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 360 transitions. [2023-11-11 23:51:17,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-11 23:51:17,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:17,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:17,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:17,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:17,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:17,557 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-11-11 23:51:18,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:18,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 274 states and 363 transitions. [2023-11-11 23:51:18,003 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 363 transitions. [2023-11-11 23:51:18,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-11 23:51:18,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:18,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:18,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:18,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:18,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:18,145 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2023-11-11 23:51:18,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:18,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 276 states and 364 transitions. [2023-11-11 23:51:18,362 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 364 transitions. [2023-11-11 23:51:18,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-11 23:51:18,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:18,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:18,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:18,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-11 23:51:18,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:18,763 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 19 proven. 425 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:19,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:19,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 279 states and 367 transitions. [2023-11-11 23:51:19,569 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 367 transitions. [2023-11-11 23:51:19,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-11 23:51:19,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:19,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:19,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:19,671 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-11 23:51:19,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:19,932 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:20,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:20,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 282 states and 374 transitions. [2023-11-11 23:51:20,734 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 374 transitions. [2023-11-11 23:51:20,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-11 23:51:20,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:20,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:20,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:20,812 INFO L262 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:20,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:20,892 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2023-11-11 23:51:21,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:21,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 285 states and 377 transitions. [2023-11-11 23:51:21,325 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 377 transitions. [2023-11-11 23:51:21,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-11 23:51:21,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:21,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:21,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:21,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:21,396 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:21,482 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-11 23:51:21,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:21,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 287 states and 378 transitions. [2023-11-11 23:51:21,697 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 378 transitions. [2023-11-11 23:51:21,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-11 23:51:21,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:21,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:21,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:21,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-11 23:51:21,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:22,185 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 20 proven. 477 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:22,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:22,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 290 states and 381 transitions. [2023-11-11 23:51:22,952 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 381 transitions. [2023-11-11 23:51:22,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-11 23:51:22,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:22,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:23,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:23,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-11 23:51:23,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:23,326 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:24,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:24,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 293 states and 388 transitions. [2023-11-11 23:51:24,133 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 388 transitions. [2023-11-11 23:51:24,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-11 23:51:24,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:24,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:24,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:24,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:24,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:24,305 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-11 23:51:24,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:24,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 296 states and 391 transitions. [2023-11-11 23:51:24,849 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 391 transitions. [2023-11-11 23:51:24,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-11 23:51:24,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:24,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:24,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:24,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:24,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:25,014 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2023-11-11 23:51:25,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:25,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 298 states and 392 transitions. [2023-11-11 23:51:25,258 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 392 transitions. [2023-11-11 23:51:25,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-11 23:51:25,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:25,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:25,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:25,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-11 23:51:25,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:25,803 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 21 proven. 532 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:26,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:26,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 301 states and 395 transitions. [2023-11-11 23:51:26,614 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 395 transitions. [2023-11-11 23:51:26,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-11 23:51:26,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:26,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:26,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:26,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-11 23:51:26,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:26,956 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:27,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:27,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 304 states and 402 transitions. [2023-11-11 23:51:27,873 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 402 transitions. [2023-11-11 23:51:27,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-11 23:51:27,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:27,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:27,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:27,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:27,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:28,054 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2023-11-11 23:51:28,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:28,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 307 states and 405 transitions. [2023-11-11 23:51:28,622 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 405 transitions. [2023-11-11 23:51:28,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-11 23:51:28,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:28,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:28,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:28,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:28,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:28,800 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2023-11-11 23:51:29,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:29,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 309 states and 406 transitions. [2023-11-11 23:51:29,056 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 406 transitions. [2023-11-11 23:51:29,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-11 23:51:29,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:29,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:29,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:29,138 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-11 23:51:29,140 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:29,599 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 22 proven. 590 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:30,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:30,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 312 states and 409 transitions. [2023-11-11 23:51:30,530 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 409 transitions. [2023-11-11 23:51:30,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-11 23:51:30,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:30,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:30,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:30,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-11 23:51:30,617 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:30,875 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 0 proven. 693 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:31,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:31,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 315 states and 416 transitions. [2023-11-11 23:51:31,669 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 416 transitions. [2023-11-11 23:51:31,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-11 23:51:31,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:31,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:31,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:31,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:31,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:31,821 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2023-11-11 23:51:32,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:32,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 318 states and 419 transitions. [2023-11-11 23:51:32,308 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 419 transitions. [2023-11-11 23:51:32,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-11 23:51:32,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:32,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:32,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:32,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:32,389 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:32,479 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2023-11-11 23:51:32,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:32,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 320 states and 420 transitions. [2023-11-11 23:51:32,763 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 420 transitions. [2023-11-11 23:51:32,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-11 23:51:32,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:32,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:32,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:32,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-11 23:51:32,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:33,471 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 23 proven. 651 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.