./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-nla/hard2-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2978c094-0e73-4cce-af98-0ca562d4ffb6/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2978c094-0e73-4cce-af98-0ca562d4ffb6/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_2978c094-0e73-4cce-af98-0ca562d4ffb6/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2978c094-0e73-4cce-af98-0ca562d4ffb6/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-nla/hard2-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2978c094-0e73-4cce-af98-0ca562d4ffb6/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2978c094-0e73-4cce-af98-0ca562d4ffb6/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 23ac641bc90237de255e915a5ed362430f6ac59f0f6642be7f9d8479ff0a7576 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:57:17,349 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:57:17,475 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2978c094-0e73-4cce-af98-0ca562d4ffb6/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:57:17,480 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:57:17,481 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:57:17,517 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:57:17,519 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:57:17,520 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:57:17,521 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:57:17,528 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:57:17,529 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:57:17,530 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:57:17,530 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:57:17,535 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:57:17,536 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:57:17,536 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:57:17,537 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:57:17,537 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:57:17,537 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:57:17,538 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:57:17,538 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:57:17,539 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:57:17,539 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:57:17,540 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:57:17,540 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:57:17,540 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:57:17,541 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:57:17,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:57:17,542 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:57:17,542 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:57:17,543 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:57:17,543 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:57:17,543 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:57:17,544 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:57:17,544 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_2978c094-0e73-4cce-af98-0ca562d4ffb6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2978c094-0e73-4cce-af98-0ca562d4ffb6/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23ac641bc90237de255e915a5ed362430f6ac59f0f6642be7f9d8479ff0a7576 [2023-11-11 23:57:17,959 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:57:17,991 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:57:17,994 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:57:17,995 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:57:17,996 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:57:17,997 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2978c094-0e73-4cce-af98-0ca562d4ffb6/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/termination-nla/hard2-both-nt.c [2023-11-11 23:57:20,961 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:57:21,161 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:57:21,162 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2978c094-0e73-4cce-af98-0ca562d4ffb6/sv-benchmarks/c/termination-nla/hard2-both-nt.c [2023-11-11 23:57:21,189 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2978c094-0e73-4cce-af98-0ca562d4ffb6/bin/ukojak-verify-0OAaufAVZV/data/908127536/58074eb582c844f2bc58738a07e8bf01/FLAGc9e25ed2e [2023-11-11 23:57:21,205 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2978c094-0e73-4cce-af98-0ca562d4ffb6/bin/ukojak-verify-0OAaufAVZV/data/908127536/58074eb582c844f2bc58738a07e8bf01 [2023-11-11 23:57:21,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:57:21,209 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:57:21,211 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:57:21,211 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:57:21,216 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:57:21,217 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:57:21" (1/1) ... [2023-11-11 23:57:21,218 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@205e235f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:21, skipping insertion in model container [2023-11-11 23:57:21,219 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:57:21" (1/1) ... [2023-11-11 23:57:21,241 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:57:21,388 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:57:21,395 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:57:21,411 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:57:21,426 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:57:21,426 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:21 WrapperNode [2023-11-11 23:57:21,427 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:57:21,428 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:57:21,428 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:57:21,428 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:57:21,437 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:21" (1/1) ... [2023-11-11 23:57:21,442 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:21" (1/1) ... [2023-11-11 23:57:21,465 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 56 [2023-11-11 23:57:21,465 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:57:21,466 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:57:21,466 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:57:21,466 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:57:21,476 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:21" (1/1) ... [2023-11-11 23:57:21,476 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:21" (1/1) ... [2023-11-11 23:57:21,477 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:21" (1/1) ... [2023-11-11 23:57:21,478 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:21" (1/1) ... [2023-11-11 23:57:21,481 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:21" (1/1) ... [2023-11-11 23:57:21,489 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:21" (1/1) ... [2023-11-11 23:57:21,499 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:21" (1/1) ... [2023-11-11 23:57:21,500 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:21" (1/1) ... [2023-11-11 23:57:21,502 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:57:21,503 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:57:21,503 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:57:21,503 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:57:21,504 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:21" (1/1) ... [2023-11-11 23:57:21,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:57:21,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2978c094-0e73-4cce-af98-0ca562d4ffb6/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:57:21,533 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2978c094-0e73-4cce-af98-0ca562d4ffb6/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:57:21,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2978c094-0e73-4cce-af98-0ca562d4ffb6/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:57:21,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:57:21,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:57:21,651 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:57:21,656 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:57:21,998 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:57:22,017 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:57:22,018 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:57:22,020 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:57:22 BoogieIcfgContainer [2023-11-11 23:57:22,020 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:57:22,021 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:57:22,022 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:57:22,032 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:57:22,032 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:57:22" (1/1) ... [2023-11-11 23:57:22,041 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:57:22,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:22,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 44 states and 48 transitions. [2023-11-11 23:57:22,098 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 48 transitions. [2023-11-11 23:57:22,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:57:22,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:22,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:22,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:22,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:57:22,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:22,331 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 23:57:22,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:22,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 46 states and 50 transitions. [2023-11-11 23:57:22,400 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 50 transitions. [2023-11-11 23:57:22,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:57:22,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:22,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:22,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:22,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:57:22,422 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:22,460 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 23:57:22,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:22,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 49 states and 54 transitions. [2023-11-11 23:57:22,561 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 54 transitions. [2023-11-11 23:57:22,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:57:22,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:22,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:22,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:22,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:57:22,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:22,640 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 23:57:22,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:22,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 52 states and 60 transitions. [2023-11-11 23:57:22,885 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 60 transitions. [2023-11-11 23:57:22,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:57:22,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:22,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:22,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:22,902 INFO L262 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:57:22,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:22,964 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 23:57:23,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:23,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 56 states and 69 transitions. [2023-11-11 23:57:23,371 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 69 transitions. [2023-11-11 23:57:23,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:57:23,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:23,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:23,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:23,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:57:23,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:23,450 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 23:57:23,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:23,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 60 states and 77 transitions. [2023-11-11 23:57:23,935 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2023-11-11 23:57:23,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:57:23,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:23,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:23,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:23,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:57:23,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:24,094 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 23:57:24,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:24,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 65 states and 90 transitions. [2023-11-11 23:57:24,674 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2023-11-11 23:57:24,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:57:24,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:24,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:24,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:24,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:57:24,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:24,726 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 23:57:25,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:25,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 70 states and 98 transitions. [2023-11-11 23:57:25,166 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 98 transitions. [2023-11-11 23:57:25,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:57:25,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:25,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:25,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:25,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:57:25,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:25,280 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 23:57:26,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:26,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 75 states and 111 transitions. [2023-11-11 23:57:26,013 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 111 transitions. [2023-11-11 23:57:26,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:57:26,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:26,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:26,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:26,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:57:26,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:26,082 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 23:57:26,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:26,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 79 states and 117 transitions. [2023-11-11 23:57:26,594 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 117 transitions. [2023-11-11 23:57:26,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:57:26,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:26,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:26,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:26,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:57:26,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:26,696 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 23:57:27,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:27,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 82 states and 121 transitions. [2023-11-11 23:57:27,192 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 121 transitions. [2023-11-11 23:57:27,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:57:27,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:27,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:27,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:27,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:57:27,208 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:27,317 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:27,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:27,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 85 states and 129 transitions. [2023-11-11 23:57:27,565 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 129 transitions. [2023-11-11 23:57:27,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:57:27,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:27,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:27,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:27,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:57:27,585 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:27,636 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:27,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:27,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 91 states and 135 transitions. [2023-11-11 23:57:27,921 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 135 transitions. [2023-11-11 23:57:27,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:57:27,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:27,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:27,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:27,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:57:27,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:27,995 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:57:28,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:28,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 98 states and 142 transitions. [2023-11-11 23:57:28,369 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 142 transitions. [2023-11-11 23:57:28,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:57:28,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:28,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:28,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:28,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:57:28,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:28,455 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:29,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:29,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 106 states and 160 transitions. [2023-11-11 23:57:29,121 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 160 transitions. [2023-11-11 23:57:29,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:57:29,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:29,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:29,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:29,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:57:29,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:29,199 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:57:29,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:29,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 114 states and 170 transitions. [2023-11-11 23:57:29,826 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 170 transitions. [2023-11-11 23:57:29,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:57:29,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:29,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:29,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:29,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:57:29,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:29,910 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:30,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:30,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 117 states and 174 transitions. [2023-11-11 23:57:30,298 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 174 transitions. [2023-11-11 23:57:30,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:57:30,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:30,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:30,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:30,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:57:30,325 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:30,428 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:57:31,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:31,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 125 states and 183 transitions. [2023-11-11 23:57:31,216 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 183 transitions. [2023-11-11 23:57:31,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:57:31,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:31,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:31,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:31,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:57:31,251 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:31,336 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:31,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:31,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 128 states and 188 transitions. [2023-11-11 23:57:31,856 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 188 transitions. [2023-11-11 23:57:31,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:57:31,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:31,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:31,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:31,875 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:57:31,877 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:32,077 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:32,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:32,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 130 states and 191 transitions. [2023-11-11 23:57:32,506 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 191 transitions. [2023-11-11 23:57:32,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:57:32,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:32,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:32,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:32,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:57:32,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:32,680 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:33,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:33,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 133 states and 202 transitions. [2023-11-11 23:57:33,065 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 202 transitions. [2023-11-11 23:57:33,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:57:33,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:33,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:33,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:33,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:57:33,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:33,192 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:33,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:33,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 138 states and 208 transitions. [2023-11-11 23:57:33,698 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 208 transitions. [2023-11-11 23:57:33,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:57:33,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:33,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:33,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:33,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:57:33,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:33,825 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:57:34,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:34,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 145 states and 215 transitions. [2023-11-11 23:57:34,420 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 215 transitions. [2023-11-11 23:57:34,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:57:34,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:34,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:34,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:34,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:57:34,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:34,536 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:35,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:35,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 153 states and 237 transitions. [2023-11-11 23:57:35,527 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 237 transitions. [2023-11-11 23:57:35,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:57:35,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:35,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:35,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:35,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:57:35,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:35,642 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:57:36,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:36,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 161 states and 249 transitions. [2023-11-11 23:57:36,529 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 249 transitions. [2023-11-11 23:57:36,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:57:36,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:36,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:36,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:36,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:57:36,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:36,688 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:37,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:37,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 164 states and 257 transitions. [2023-11-11 23:57:37,594 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 257 transitions. [2023-11-11 23:57:37,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:57:37,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:37,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:37,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:37,610 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:57:37,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:37,751 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:57:38,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:38,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 172 states and 267 transitions. [2023-11-11 23:57:38,704 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 267 transitions. [2023-11-11 23:57:38,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:57:38,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:38,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:38,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:38,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:57:38,729 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:38,836 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:39,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:39,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 175 states and 273 transitions. [2023-11-11 23:57:39,615 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 273 transitions. [2023-11-11 23:57:39,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:57:39,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:39,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:39,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:39,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:57:39,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:39,928 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:57:42,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:42,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 181 states and 292 transitions. [2023-11-11 23:57:42,610 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 292 transitions. [2023-11-11 23:57:42,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:57:42,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:42,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:42,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:42,631 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-11 23:57:42,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:42,915 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:43,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:43,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 183 states and 296 transitions. [2023-11-11 23:57:43,666 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 296 transitions. [2023-11-11 23:57:43,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:57:43,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:43,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:43,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:43,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:57:43,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:43,764 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:44,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:44,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 191 states and 310 transitions. [2023-11-11 23:57:44,849 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 310 transitions. [2023-11-11 23:57:44,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:57:44,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:44,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:44,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:44,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-11 23:57:44,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:45,061 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:45,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:45,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 194 states and 324 transitions. [2023-11-11 23:57:45,540 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 324 transitions. [2023-11-11 23:57:45,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:57:45,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:45,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:45,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:45,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:57:45,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:45,730 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:46,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:46,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 199 states and 331 transitions. [2023-11-11 23:57:46,840 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 331 transitions. [2023-11-11 23:57:46,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:57:46,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:46,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:46,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:46,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:57:46,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:46,972 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-11 23:57:47,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:47,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 206 states and 339 transitions. [2023-11-11 23:57:47,966 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 339 transitions. [2023-11-11 23:57:47,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:57:47,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:47,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:47,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:47,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:57:47,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:48,152 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:49,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:49,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 214 states and 367 transitions. [2023-11-11 23:57:49,458 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 367 transitions. [2023-11-11 23:57:49,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:57:49,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:49,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:49,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:49,482 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:57:49,483 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:49,593 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-11 23:57:50,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:50,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 222 states and 381 transitions. [2023-11-11 23:57:50,941 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 381 transitions. [2023-11-11 23:57:50,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:57:50,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:50,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:50,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:50,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:57:50,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:51,167 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:52,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:52,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 228 states and 393 transitions. [2023-11-11 23:57:52,443 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 393 transitions. [2023-11-11 23:57:52,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:57:52,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:52,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:52,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:52,459 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:57:52,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:52,692 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-11 23:57:53,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:53,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 236 states and 403 transitions. [2023-11-11 23:57:53,920 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 403 transitions. [2023-11-11 23:57:53,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:57:53,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:53,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:53,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:53,939 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:57:53,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:54,082 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:55,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:55,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 239 states and 410 transitions. [2023-11-11 23:57:55,197 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 410 transitions. [2023-11-11 23:57:55,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:57:55,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:55,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:55,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:55,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:57:55,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:55,444 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-11 23:57:56,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:56,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 247 states and 419 transitions. [2023-11-11 23:57:56,835 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 419 transitions. [2023-11-11 23:57:56,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:57:56,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:56,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:56,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:56,854 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:57:56,855 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:57,151 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:58,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:58,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 249 states and 423 transitions. [2023-11-11 23:57:58,148 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 423 transitions. [2023-11-11 23:57:58,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:57:58,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:58,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:58,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:58,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:57:58,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:58,424 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:59,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:59,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 252 states and 440 transitions. [2023-11-11 23:57:59,035 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 440 transitions. [2023-11-11 23:57:59,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-11 23:57:59,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:59,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:59,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:59,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-11 23:57:59,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:59,816 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:58:01,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:01,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 261 states and 455 transitions. [2023-11-11 23:58:01,642 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 455 transitions. [2023-11-11 23:58:01,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:58:01,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:01,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:01,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:01,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-11 23:58:01,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:58:01,898 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:58:03,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:03,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 266 states and 462 transitions. [2023-11-11 23:58:03,348 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 462 transitions. [2023-11-11 23:58:03,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:58:03,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:03,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:03,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:03,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:58:03,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:58:03,495 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-11-11 23:58:04,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:04,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 273 states and 470 transitions. [2023-11-11 23:58:04,749 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 470 transitions. [2023-11-11 23:58:04,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:58:04,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:04,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:04,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:04,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-11 23:58:04,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:58:04,954 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:58:06,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:06,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 281 states and 502 transitions. [2023-11-11 23:58:06,624 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 502 transitions. [2023-11-11 23:58:06,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-11 23:58:06,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:06,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:06,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:06,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:58:06,646 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:58:06,796 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-11-11 23:58:08,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:08,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 289 states and 517 transitions. [2023-11-11 23:58:08,358 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 517 transitions. [2023-11-11 23:58:08,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-11 23:58:08,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:08,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:08,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:08,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:58:08,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:58:08,598 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:58:10,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:10,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 295 states and 529 transitions. [2023-11-11 23:58:10,225 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 529 transitions. [2023-11-11 23:58:10,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:58:10,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:10,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:10,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:10,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:58:10,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:58:10,501 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-11-11 23:58:12,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:12,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 303 states and 539 transitions. [2023-11-11 23:58:12,036 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 539 transitions. [2023-11-11 23:58:12,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:58:12,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:12,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:12,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:12,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:58:12,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:58:12,242 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.