./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-multidimensional/init-non-constant-3-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_41046aec-17ef-4dd6-9257-8abce220fdad/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41046aec-17ef-4dd6-9257-8abce220fdad/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_41046aec-17ef-4dd6-9257-8abce220fdad/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41046aec-17ef-4dd6-9257-8abce220fdad/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/init-non-constant-3-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41046aec-17ef-4dd6-9257-8abce220fdad/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41046aec-17ef-4dd6-9257-8abce220fdad/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash df76811034b688387cfe28dd1eb6de91c21580662ac8ddb8163b41c1d6179172 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:54:22,151 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:54:22,241 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41046aec-17ef-4dd6-9257-8abce220fdad/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-11 23:54:22,256 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:54:22,257 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:54:22,297 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:54:22,298 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:54:22,299 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:54:22,300 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:54:22,301 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:54:22,301 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:54:22,302 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:54:22,302 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:54:22,303 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:54:22,304 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:54:22,304 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:54:22,305 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:54:22,305 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:54:22,306 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:54:22,306 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:54:22,307 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:54:22,307 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:54:22,308 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:54:22,308 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:54:22,309 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:54:22,310 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:22,310 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:54:22,311 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:54:22,311 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:54:22,312 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:54:22,312 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:54:22,313 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:54:22,313 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_41046aec-17ef-4dd6-9257-8abce220fdad/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41046aec-17ef-4dd6-9257-8abce220fdad/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df76811034b688387cfe28dd1eb6de91c21580662ac8ddb8163b41c1d6179172 [2023-11-11 23:54:22,573 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:54:22,629 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:54:22,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:54:22,632 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:54:22,633 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:54:22,634 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41046aec-17ef-4dd6-9257-8abce220fdad/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/array-multidimensional/init-non-constant-3-u.c [2023-11-11 23:54:25,734 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:54:25,981 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:54:25,984 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41046aec-17ef-4dd6-9257-8abce220fdad/sv-benchmarks/c/array-multidimensional/init-non-constant-3-u.c [2023-11-11 23:54:25,994 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41046aec-17ef-4dd6-9257-8abce220fdad/bin/ukojak-verify-0OAaufAVZV/data/e7c4495b2/3bcc83db4ee142bf9cdab85bfeef6583/FLAG775e5eef7 [2023-11-11 23:54:26,015 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41046aec-17ef-4dd6-9257-8abce220fdad/bin/ukojak-verify-0OAaufAVZV/data/e7c4495b2/3bcc83db4ee142bf9cdab85bfeef6583 [2023-11-11 23:54:26,023 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:54:26,026 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:54:26,030 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:26,031 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:54:26,037 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:54:26,041 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:26" (1/1) ... [2023-11-11 23:54:26,042 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@430a7792 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:26, skipping insertion in model container [2023-11-11 23:54:26,044 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:26" (1/1) ... [2023-11-11 23:54:26,077 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:54:26,296 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41046aec-17ef-4dd6-9257-8abce220fdad/sv-benchmarks/c/array-multidimensional/init-non-constant-3-u.c[333,346] [2023-11-11 23:54:26,330 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:26,341 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:54:26,357 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41046aec-17ef-4dd6-9257-8abce220fdad/sv-benchmarks/c/array-multidimensional/init-non-constant-3-u.c[333,346] [2023-11-11 23:54:26,382 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:26,402 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:54:26,403 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:26 WrapperNode [2023-11-11 23:54:26,403 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:26,405 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:26,405 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:54:26,405 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:54:26,414 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:26" (1/1) ... [2023-11-11 23:54:26,423 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:26" (1/1) ... [2023-11-11 23:54:26,453 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2023-11-11 23:54:26,453 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:26,454 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:54:26,454 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:54:26,454 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:54:26,466 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:26" (1/1) ... [2023-11-11 23:54:26,467 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:26" (1/1) ... [2023-11-11 23:54:26,480 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:26" (1/1) ... [2023-11-11 23:54:26,480 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:26" (1/1) ... [2023-11-11 23:54:26,491 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:26" (1/1) ... [2023-11-11 23:54:26,495 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:26" (1/1) ... [2023-11-11 23:54:26,503 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:26" (1/1) ... [2023-11-11 23:54:26,505 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:26" (1/1) ... [2023-11-11 23:54:26,507 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:54:26,508 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:54:26,508 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:54:26,508 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:54:26,509 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:26" (1/1) ... [2023-11-11 23:54:26,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:26,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41046aec-17ef-4dd6-9257-8abce220fdad/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:54:26,562 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41046aec-17ef-4dd6-9257-8abce220fdad/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:54:26,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41046aec-17ef-4dd6-9257-8abce220fdad/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:54:26,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:54:26,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:54:26,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:54:26,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:54:26,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:54:26,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:54:26,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:54:26,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:54:26,682 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:54:26,686 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:54:26,877 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:54:26,957 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:54:26,968 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-11 23:54:26,971 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:26 BoogieIcfgContainer [2023-11-11 23:54:26,971 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:54:26,972 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:54:26,973 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:54:27,006 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:54:27,007 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:26" (1/1) ... [2023-11-11 23:54:27,025 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:54:27,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:27,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2023-11-11 23:54:27,109 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2023-11-11 23:54:27,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:54:27,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:27,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:27,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:27,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:54:27,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:27,367 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 23:54:27,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:27,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2023-11-11 23:54:27,414 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2023-11-11 23:54:27,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:54:27,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:27,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:27,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:27,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:54:27,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:27,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:27,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:27,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 14 states and 22 transitions. [2023-11-11 23:54:27,589 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 22 transitions. [2023-11-11 23:54:27,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:54:27,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:27,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:27,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:27,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:54:27,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:27,660 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 23:54:27,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:27,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 15 states and 25 transitions. [2023-11-11 23:54:27,711 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 25 transitions. [2023-11-11 23:54:27,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:54:27,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:27,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:27,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:27,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:54:27,795 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:27,857 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:27,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:27,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 16 states and 26 transitions. [2023-11-11 23:54:27,994 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 26 transitions. [2023-11-11 23:54:27,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:54:27,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:27,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:28,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:28,059 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:54:28,060 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:28,124 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:28,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:28,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2023-11-11 23:54:28,221 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2023-11-11 23:54:28,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:54:28,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:28,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:28,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:28,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:54:28,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:28,328 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:28,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:28,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2023-11-11 23:54:28,444 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2023-11-11 23:54:28,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:54:28,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:28,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:28,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:28,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-11 23:54:28,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:28,566 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:28,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:28,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 19 states and 29 transitions. [2023-11-11 23:54:28,683 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 29 transitions. [2023-11-11 23:54:28,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:54:28,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:28,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:28,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:28,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:54:28,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:28,861 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:28,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:28,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2023-11-11 23:54:28,991 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2023-11-11 23:54:28,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:54:28,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:28,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:29,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:29,059 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-11 23:54:29,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:29,154 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:29,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:29,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2023-11-11 23:54:29,282 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2023-11-11 23:54:29,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:54:29,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:29,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:29,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:29,334 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-11 23:54:29,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:29,416 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:29,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:29,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2023-11-11 23:54:29,543 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2023-11-11 23:54:29,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:54:29,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:29,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:29,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:29,591 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-11 23:54:29,593 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:29,683 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 2 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:29,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:29,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2023-11-11 23:54:29,800 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2023-11-11 23:54:29,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:54:29,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:29,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:29,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:29,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-11 23:54:29,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:29,958 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 2 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:30,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:30,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2023-11-11 23:54:30,080 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2023-11-11 23:54:30,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:54:30,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:30,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:30,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:30,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-11 23:54:30,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:30,288 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 2 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:30,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:30,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2023-11-11 23:54:30,402 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2023-11-11 23:54:30,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:54:30,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:30,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:30,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:30,457 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-11 23:54:30,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:30,560 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 2 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:30,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:30,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-11 23:54:30,679 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-11 23:54:30,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:54:30,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:30,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:30,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:30,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-11 23:54:30,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:30,832 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 2 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:30,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:30,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2023-11-11 23:54:30,962 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2023-11-11 23:54:30,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:54:30,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:30,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:31,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:31,018 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-11 23:54:31,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:31,123 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 2 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:31,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:31,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2023-11-11 23:54:31,257 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2023-11-11 23:54:31,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:54:31,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:31,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:31,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:31,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-11 23:54:31,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:31,437 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 2 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:31,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:31,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2023-11-11 23:54:31,583 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2023-11-11 23:54:31,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:54:31,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:31,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:31,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:31,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-11 23:54:31,649 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:31,786 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 2 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:31,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:31,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2023-11-11 23:54:31,943 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2023-11-11 23:54:31,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:54:31,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:31,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:32,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:32,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-11 23:54:32,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:32,136 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 2 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:32,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:32,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 41 transitions. [2023-11-11 23:54:32,295 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2023-11-11 23:54:32,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:54:32,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:32,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:32,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:32,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-11 23:54:32,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:32,493 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 2 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:32,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:32,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2023-11-11 23:54:32,655 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2023-11-11 23:54:32,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:54:32,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:32,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:32,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:32,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-11 23:54:32,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:32,911 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 2 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:33,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:33,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 33 states and 43 transitions. [2023-11-11 23:54:33,080 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2023-11-11 23:54:33,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:54:33,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:33,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:33,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:33,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-11 23:54:33,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:33,300 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 2 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:33,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:33,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2023-11-11 23:54:33,478 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2023-11-11 23:54:33,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:54:33,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:33,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:33,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:33,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-11 23:54:33,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:33,713 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 2 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:33,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:33,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 45 transitions. [2023-11-11 23:54:33,897 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2023-11-11 23:54:33,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:54:33,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:33,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:33,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:33,970 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-11 23:54:33,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:34,150 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 2 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:34,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:34,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2023-11-11 23:54:34,321 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2023-11-11 23:54:34,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:54:34,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:34,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:34,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:34,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-11 23:54:34,400 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:34,579 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 2 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:34,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:34,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 47 transitions. [2023-11-11 23:54:34,764 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2023-11-11 23:54:34,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:54:34,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:34,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:34,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:34,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-11 23:54:34,846 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:35,026 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 2 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:35,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:35,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 38 states and 48 transitions. [2023-11-11 23:54:35,228 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2023-11-11 23:54:35,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:54:35,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:35,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:35,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:35,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-11 23:54:35,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:35,556 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 2 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:35,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:35,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2023-11-11 23:54:35,754 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2023-11-11 23:54:35,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:54:35,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:35,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:35,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:35,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-11 23:54:35,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:36,016 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 2 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:36,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:36,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 40 states and 50 transitions. [2023-11-11 23:54:36,214 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2023-11-11 23:54:36,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-11 23:54:36,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:36,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:36,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:36,305 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-11 23:54:36,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:36,487 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 2 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:36,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:36,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 51 transitions. [2023-11-11 23:54:36,683 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2023-11-11 23:54:36,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:54:36,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:36,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:36,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:36,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-11 23:54:36,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:36,961 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 2 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:37,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:37,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 42 states and 52 transitions. [2023-11-11 23:54:37,155 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2023-11-11 23:54:37,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:54:37,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:37,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:37,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:37,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-11 23:54:37,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:37,419 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 2 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:37,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:37,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 43 states and 53 transitions. [2023-11-11 23:54:37,619 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 53 transitions. [2023-11-11 23:54:37,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-11 23:54:37,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:37,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:37,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:37,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-11 23:54:37,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:37,944 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 2 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:38,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:38,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 44 states and 54 transitions. [2023-11-11 23:54:38,199 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 54 transitions. [2023-11-11 23:54:38,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:54:38,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:38,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:38,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:38,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-11 23:54:38,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:38,516 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 2 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:38,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:38,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 45 states and 55 transitions. [2023-11-11 23:54:38,725 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 55 transitions. [2023-11-11 23:54:38,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:54:38,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:38,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:38,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:38,824 INFO L262 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 34 conjunts are in the unsatisfiable core [2023-11-11 23:54:38,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:39,049 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 2 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:39,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:39,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 46 states and 56 transitions. [2023-11-11 23:54:39,270 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 56 transitions. [2023-11-11 23:54:39,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-11 23:54:39,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:39,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:39,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:39,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-11 23:54:39,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:39,594 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 2 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:39,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:39,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 47 states and 57 transitions. [2023-11-11 23:54:39,818 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 57 transitions. [2023-11-11 23:54:39,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-11 23:54:39,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:39,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:39,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:39,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 36 conjunts are in the unsatisfiable core [2023-11-11 23:54:39,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:40,134 INFO L134 CoverageAnalysis]: Checked inductivity of 563 backedges. 2 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:40,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:40,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 48 states and 58 transitions. [2023-11-11 23:54:40,370 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2023-11-11 23:54:40,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:54:40,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:40,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:40,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:40,468 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 37 conjunts are in the unsatisfiable core [2023-11-11 23:54:40,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:40,697 INFO L134 CoverageAnalysis]: Checked inductivity of 597 backedges. 2 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:40,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:40,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 49 states and 59 transitions. [2023-11-11 23:54:40,950 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2023-11-11 23:54:40,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-11 23:54:40,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:40,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:41,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:41,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 38 conjunts are in the unsatisfiable core [2023-11-11 23:54:41,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:41,321 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 2 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:41,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:41,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 60 transitions. [2023-11-11 23:54:41,540 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2023-11-11 23:54:41,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:54:41,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:41,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:41,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:41,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-11 23:54:41,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:41,886 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 2 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:42,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:42,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 51 states and 61 transitions. [2023-11-11 23:54:42,101 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2023-11-11 23:54:42,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:54:42,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:42,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:42,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:42,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 40 conjunts are in the unsatisfiable core [2023-11-11 23:54:42,206 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:42,443 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 2 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:42,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:42,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 52 states and 62 transitions. [2023-11-11 23:54:42,667 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 62 transitions. [2023-11-11 23:54:42,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-11 23:54:42,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:42,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:42,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:42,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 41 conjunts are in the unsatisfiable core [2023-11-11 23:54:42,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:43,013 INFO L134 CoverageAnalysis]: Checked inductivity of 743 backedges. 2 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:43,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:43,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 53 states and 63 transitions. [2023-11-11 23:54:43,225 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 63 transitions. [2023-11-11 23:54:43,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:54:43,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:43,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:43,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:43,329 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 42 conjunts are in the unsatisfiable core [2023-11-11 23:54:43,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:43,567 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 2 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:43,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:43,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 54 states and 64 transitions. [2023-11-11 23:54:43,787 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 64 transitions. [2023-11-11 23:54:43,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-11 23:54:43,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:43,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:43,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:43,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-11 23:54:43,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:44,160 INFO L134 CoverageAnalysis]: Checked inductivity of 822 backedges. 2 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:44,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:44,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 55 states and 65 transitions. [2023-11-11 23:54:44,387 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 65 transitions. [2023-11-11 23:54:44,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-11 23:54:44,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:44,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:44,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:44,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 44 conjunts are in the unsatisfiable core [2023-11-11 23:54:44,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:44,748 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 2 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:44,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:44,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 56 states and 66 transitions. [2023-11-11 23:54:44,978 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 66 transitions. [2023-11-11 23:54:44,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-11 23:54:44,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:44,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:45,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:45,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-11 23:54:45,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:45,384 INFO L134 CoverageAnalysis]: Checked inductivity of 905 backedges. 2 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:45,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:45,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 57 states and 67 transitions. [2023-11-11 23:54:45,632 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2023-11-11 23:54:45,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-11 23:54:45,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:45,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:45,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:45,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 46 conjunts are in the unsatisfiable core [2023-11-11 23:54:45,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:46,017 INFO L134 CoverageAnalysis]: Checked inductivity of 948 backedges. 2 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:46,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:46,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 58 states and 68 transitions. [2023-11-11 23:54:46,289 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 68 transitions. [2023-11-11 23:54:46,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-11 23:54:46,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:46,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:46,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:46,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 47 conjunts are in the unsatisfiable core [2023-11-11 23:54:46,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:46,671 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 2 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:46,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:46,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 59 states and 69 transitions. [2023-11-11 23:54:46,947 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 69 transitions. [2023-11-11 23:54:46,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-11 23:54:46,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:46,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:47,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:47,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 48 conjunts are in the unsatisfiable core [2023-11-11 23:54:47,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:47,339 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 2 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:47,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:47,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 60 states and 70 transitions. [2023-11-11 23:54:47,575 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 70 transitions. [2023-11-11 23:54:47,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-11 23:54:47,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:47,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:47,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:47,717 INFO L262 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 49 conjunts are in the unsatisfiable core [2023-11-11 23:54:47,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:47,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1083 backedges. 2 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:48,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:48,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 61 states and 71 transitions. [2023-11-11 23:54:48,242 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 71 transitions. [2023-11-11 23:54:48,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-11 23:54:48,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:48,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:48,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:48,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 50 conjunts are in the unsatisfiable core [2023-11-11 23:54:48,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:48,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1130 backedges. 2 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:48,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:48,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 62 states and 72 transitions. [2023-11-11 23:54:48,932 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 72 transitions. [2023-11-11 23:54:48,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-11 23:54:48,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:48,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:49,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:49,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 51 conjunts are in the unsatisfiable core [2023-11-11 23:54:49,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:49,387 INFO L134 CoverageAnalysis]: Checked inductivity of 1178 backedges. 2 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:49,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:49,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 63 states and 73 transitions. [2023-11-11 23:54:49,695 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 73 transitions. [2023-11-11 23:54:49,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-11 23:54:49,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:49,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:49,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:49,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 52 conjunts are in the unsatisfiable core [2023-11-11 23:54:49,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:50,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1227 backedges. 2 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:50,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:50,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 64 states and 74 transitions. [2023-11-11 23:54:50,412 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 74 transitions. [2023-11-11 23:54:50,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-11 23:54:50,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:50,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:50,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:50,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 53 conjunts are in the unsatisfiable core [2023-11-11 23:54:50,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:50,815 INFO L134 CoverageAnalysis]: Checked inductivity of 1277 backedges. 2 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:51,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:51,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 65 states and 75 transitions. [2023-11-11 23:54:51,127 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 75 transitions. [2023-11-11 23:54:51,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-11 23:54:51,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:51,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:51,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:51,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 54 conjunts are in the unsatisfiable core [2023-11-11 23:54:51,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:51,577 INFO L134 CoverageAnalysis]: Checked inductivity of 1328 backedges. 2 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:51,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:51,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 66 states and 76 transitions. [2023-11-11 23:54:51,910 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 76 transitions. [2023-11-11 23:54:51,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-11 23:54:51,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:51,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:52,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:52,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 444 conjuncts, 55 conjunts are in the unsatisfiable core [2023-11-11 23:54:52,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:52,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1380 backedges. 2 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:52,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:52,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 67 states and 77 transitions. [2023-11-11 23:54:52,650 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 77 transitions. [2023-11-11 23:54:52,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-11 23:54:52,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:52,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:52,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:52,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 56 conjunts are in the unsatisfiable core [2023-11-11 23:54:52,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:53,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1433 backedges. 2 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:53,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:53,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 68 states and 78 transitions. [2023-11-11 23:54:53,491 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 78 transitions. [2023-11-11 23:54:53,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-11 23:54:53,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:53,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:53,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:53,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 458 conjuncts, 57 conjunts are in the unsatisfiable core [2023-11-11 23:54:53,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:53,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1487 backedges. 2 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:54,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:54,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 69 states and 79 transitions. [2023-11-11 23:54:54,321 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 79 transitions. [2023-11-11 23:54:54,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-11 23:54:54,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:54,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:54,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:54,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 465 conjuncts, 58 conjunts are in the unsatisfiable core [2023-11-11 23:54:54,458 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:54,749 INFO L134 CoverageAnalysis]: Checked inductivity of 1542 backedges. 2 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:55,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:55,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 70 states and 80 transitions. [2023-11-11 23:54:55,033 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 80 transitions. [2023-11-11 23:54:55,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-11 23:54:55,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:55,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:55,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:55,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 59 conjunts are in the unsatisfiable core [2023-11-11 23:54:55,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:55,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1598 backedges. 2 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:55,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:55,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 71 states and 81 transitions. [2023-11-11 23:54:55,810 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 81 transitions. [2023-11-11 23:54:55,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-11 23:54:55,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:55,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:55,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:55,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 60 conjunts are in the unsatisfiable core [2023-11-11 23:54:55,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:56,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1655 backedges. 2 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:56,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:56,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 72 states and 82 transitions. [2023-11-11 23:54:56,589 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 82 transitions. [2023-11-11 23:54:56,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-11 23:54:56,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:56,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:56,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:56,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 61 conjunts are in the unsatisfiable core [2023-11-11 23:54:56,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:57,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1713 backedges. 2 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:57,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:57,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 73 states and 83 transitions. [2023-11-11 23:54:57,345 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 83 transitions. [2023-11-11 23:54:57,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-11 23:54:57,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:57,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:57,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:57,547 INFO L262 TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 62 conjunts are in the unsatisfiable core [2023-11-11 23:54:57,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:57,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1772 backedges. 2 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:58,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:58,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 74 states and 84 transitions. [2023-11-11 23:54:58,166 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 84 transitions. [2023-11-11 23:54:58,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-11 23:54:58,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:58,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:58,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:58,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 63 conjunts are in the unsatisfiable core [2023-11-11 23:54:58,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:58,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1832 backedges. 2 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:58,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:58,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 75 states and 85 transitions. [2023-11-11 23:54:58,990 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 85 transitions. [2023-11-11 23:54:58,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-11 23:54:58,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:58,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:59,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:59,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 64 conjunts are in the unsatisfiable core [2023-11-11 23:54:59,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:59,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1893 backedges. 2 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:00,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:00,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 76 states and 86 transitions. [2023-11-11 23:55:00,023 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 86 transitions. [2023-11-11 23:55:00,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-11 23:55:00,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:00,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:00,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:00,195 INFO L262 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 65 conjunts are in the unsatisfiable core [2023-11-11 23:55:00,200 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:00,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1955 backedges. 2 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:01,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:01,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 77 states and 87 transitions. [2023-11-11 23:55:01,055 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 87 transitions. [2023-11-11 23:55:01,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-11 23:55:01,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:01,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:01,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:01,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 521 conjuncts, 66 conjunts are in the unsatisfiable core [2023-11-11 23:55:01,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:01,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2018 backedges. 2 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:02,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:02,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 78 states and 88 transitions. [2023-11-11 23:55:02,163 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 88 transitions. [2023-11-11 23:55:02,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-11 23:55:02,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:02,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:02,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:02,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 528 conjuncts, 67 conjunts are in the unsatisfiable core [2023-11-11 23:55:02,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:02,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2082 backedges. 2 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:03,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:03,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 79 states and 89 transitions. [2023-11-11 23:55:03,125 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 89 transitions. [2023-11-11 23:55:03,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-11 23:55:03,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:03,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:03,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:03,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 535 conjuncts, 68 conjunts are in the unsatisfiable core [2023-11-11 23:55:03,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:03,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2147 backedges. 2 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:03,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:03,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 80 states and 90 transitions. [2023-11-11 23:55:03,981 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 90 transitions. [2023-11-11 23:55:03,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-11 23:55:03,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:03,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:04,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:04,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 542 conjuncts, 69 conjunts are in the unsatisfiable core [2023-11-11 23:55:04,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:04,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2213 backedges. 2 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:04,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:04,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 81 states and 91 transitions. [2023-11-11 23:55:04,859 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 91 transitions. [2023-11-11 23:55:04,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-11 23:55:04,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:04,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:05,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:05,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 70 conjunts are in the unsatisfiable core [2023-11-11 23:55:05,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:05,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2280 backedges. 2 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:05,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:05,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 82 states and 92 transitions. [2023-11-11 23:55:05,730 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 92 transitions. [2023-11-11 23:55:05,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-11 23:55:05,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:05,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:05,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:05,911 INFO L262 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 71 conjunts are in the unsatisfiable core [2023-11-11 23:55:05,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:06,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2348 backedges. 2 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:06,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:06,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 83 states and 93 transitions. [2023-11-11 23:55:06,763 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 93 transitions. [2023-11-11 23:55:06,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-11 23:55:06,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:06,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:06,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:06,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 72 conjunts are in the unsatisfiable core [2023-11-11 23:55:06,934 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:07,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2417 backedges. 2 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:07,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:07,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 84 states and 94 transitions. [2023-11-11 23:55:07,699 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 94 transitions. [2023-11-11 23:55:07,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-11 23:55:07,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:07,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:07,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:07,879 INFO L262 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 73 conjunts are in the unsatisfiable core [2023-11-11 23:55:07,881 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:08,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2487 backedges. 2 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:08,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:08,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 85 states and 95 transitions. [2023-11-11 23:55:08,656 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 95 transitions. [2023-11-11 23:55:08,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-11 23:55:08,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:08,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:08,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:08,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 74 conjunts are in the unsatisfiable core [2023-11-11 23:55:08,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:09,306 INFO L134 CoverageAnalysis]: Checked inductivity of 2558 backedges. 2 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:09,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:09,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 86 states and 96 transitions. [2023-11-11 23:55:09,722 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 96 transitions. [2023-11-11 23:55:09,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-11 23:55:09,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:09,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:09,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:09,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 584 conjuncts, 75 conjunts are in the unsatisfiable core [2023-11-11 23:55:09,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:10,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2630 backedges. 2 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:10,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:10,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 87 states and 97 transitions. [2023-11-11 23:55:10,832 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 97 transitions. [2023-11-11 23:55:10,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-11 23:55:10,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:10,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:11,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:11,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 591 conjuncts, 76 conjunts are in the unsatisfiable core [2023-11-11 23:55:11,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:11,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2703 backedges. 2 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:12,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:12,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 88 states and 98 transitions. [2023-11-11 23:55:12,001 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 98 transitions. [2023-11-11 23:55:12,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-11 23:55:12,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:12,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:12,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:12,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 598 conjuncts, 77 conjunts are in the unsatisfiable core [2023-11-11 23:55:12,196 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:12,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2777 backedges. 2 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:13,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:13,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 89 states and 99 transitions. [2023-11-11 23:55:13,021 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 99 transitions. [2023-11-11 23:55:13,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-11 23:55:13,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:13,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:13,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:13,196 INFO L262 TraceCheckSpWp]: Trace formula consists of 605 conjuncts, 78 conjunts are in the unsatisfiable core [2023-11-11 23:55:13,198 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:13,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2852 backedges. 2 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:13,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:13,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 90 states and 100 transitions. [2023-11-11 23:55:13,993 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 100 transitions. [2023-11-11 23:55:13,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-11 23:55:13,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:13,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:14,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:14,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 612 conjuncts, 79 conjunts are in the unsatisfiable core [2023-11-11 23:55:14,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:14,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2928 backedges. 2 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:15,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:15,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 91 states and 101 transitions. [2023-11-11 23:55:15,195 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 101 transitions. [2023-11-11 23:55:15,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-11 23:55:15,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:15,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:15,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:15,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 619 conjuncts, 80 conjunts are in the unsatisfiable core [2023-11-11 23:55:15,413 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:15,891 INFO L134 CoverageAnalysis]: Checked inductivity of 3005 backedges. 2 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:16,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:16,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 92 states and 102 transitions. [2023-11-11 23:55:16,385 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 102 transitions. [2023-11-11 23:55:16,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-11 23:55:16,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:16,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms