./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/init-non-constant-3-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efd4144f-0627-4fc0-aba0-1d0934505489/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efd4144f-0627-4fc0-aba0-1d0934505489/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_efd4144f-0627-4fc0-aba0-1d0934505489/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efd4144f-0627-4fc0-aba0-1d0934505489/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_efd4144f-0627-4fc0-aba0-1d0934505489/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_efd4144f-0627-4fc0-aba0-1d0934505489/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 df76811034b688387cfe28dd1eb6de91c21580662ac8ddb8163b41c1d6179172 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:52:24,370 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:52:24,462 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efd4144f-0627-4fc0-aba0-1d0934505489/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:52:24,468 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:52:24,469 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:52:24,497 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:52:24,498 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:52:24,499 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:52:24,500 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:52:24,501 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:52:24,502 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:52:24,502 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:52:24,503 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:52:24,504 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:52:24,504 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:52:24,505 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:52:24,506 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:52:24,506 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:52:24,507 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:52:24,508 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:52:24,508 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:52:24,515 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:52:24,516 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:52:24,516 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:52:24,517 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:52:24,517 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:52:24,518 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:52:24,519 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:24,520 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:52:24,520 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:52:24,522 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:52:24,522 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:52:24,522 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:52:24,523 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:52:24,523 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_efd4144f-0627-4fc0-aba0-1d0934505489/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efd4144f-0627-4fc0-aba0-1d0934505489/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df76811034b688387cfe28dd1eb6de91c21580662ac8ddb8163b41c1d6179172 [2023-11-11 23:52:24,826 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:52:24,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:52:24,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:52:24,862 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:52:24,863 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:52:24,864 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efd4144f-0627-4fc0-aba0-1d0934505489/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/array-multidimensional/init-non-constant-3-u.c [2023-11-11 23:52:28,096 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:52:28,307 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:52:28,307 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efd4144f-0627-4fc0-aba0-1d0934505489/sv-benchmarks/c/array-multidimensional/init-non-constant-3-u.c [2023-11-11 23:52:28,314 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efd4144f-0627-4fc0-aba0-1d0934505489/bin/ukojak-verify-0OAaufAVZV/data/7c2e7f575/d35d71905c78404e8394c60035caaedc/FLAG6878547f5 [2023-11-11 23:52:28,327 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efd4144f-0627-4fc0-aba0-1d0934505489/bin/ukojak-verify-0OAaufAVZV/data/7c2e7f575/d35d71905c78404e8394c60035caaedc [2023-11-11 23:52:28,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:52:28,331 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:52:28,332 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:28,332 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:52:28,336 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:52:28,337 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:28" (1/1) ... [2023-11-11 23:52:28,338 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@504fdd21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:28, skipping insertion in model container [2023-11-11 23:52:28,338 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:28" (1/1) ... [2023-11-11 23:52:28,357 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:52:28,519 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:28,529 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:52:28,548 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:28,560 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:52:28,561 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:28 WrapperNode [2023-11-11 23:52:28,561 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:28,562 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:28,562 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:52:28,562 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:52:28,570 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:28" (1/1) ... [2023-11-11 23:52:28,576 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:28" (1/1) ... [2023-11-11 23:52:28,598 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 96 [2023-11-11 23:52:28,599 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:28,599 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:52:28,599 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:52:28,600 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:52:28,608 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:28" (1/1) ... [2023-11-11 23:52:28,609 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:28" (1/1) ... [2023-11-11 23:52:28,611 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:28" (1/1) ... [2023-11-11 23:52:28,612 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:28" (1/1) ... [2023-11-11 23:52:28,617 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:28" (1/1) ... [2023-11-11 23:52:28,622 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:28" (1/1) ... [2023-11-11 23:52:28,624 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:28" (1/1) ... [2023-11-11 23:52:28,625 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:28" (1/1) ... [2023-11-11 23:52:28,627 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:52:28,628 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:52:28,629 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:52:28,629 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:52:28,630 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:28" (1/1) ... [2023-11-11 23:52:28,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:28,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efd4144f-0627-4fc0-aba0-1d0934505489/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:52:28,670 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efd4144f-0627-4fc0-aba0-1d0934505489/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:52:28,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efd4144f-0627-4fc0-aba0-1d0934505489/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:52:28,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:52:28,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:52:28,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:52:28,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:52:28,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:52:28,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:52:28,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:52:28,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:52:28,789 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:52:28,792 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:52:29,018 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:52:29,067 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:52:29,067 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-11 23:52:29,070 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:29 BoogieIcfgContainer [2023-11-11 23:52:29,070 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:52:29,071 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:52:29,072 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:52:29,082 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:52:29,082 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:29" (1/1) ... [2023-11-11 23:52:29,090 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:52:29,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:29,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 48 states and 53 transitions. [2023-11-11 23:52:29,161 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 53 transitions. [2023-11-11 23:52:29,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:52:29,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:29,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:29,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:29,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:29,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:29,416 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 23:52:29,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:29,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 51 states and 60 transitions. [2023-11-11 23:52:29,497 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 60 transitions. [2023-11-11 23:52:29,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:52:29,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:29,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:29,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:29,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:29,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:29,540 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 23:52:29,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:29,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 54 states and 67 transitions. [2023-11-11 23:52:29,575 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 67 transitions. [2023-11-11 23:52:29,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:52:29,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:29,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:29,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:29,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:29,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:29,639 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 23:52:29,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:29,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 58 states and 75 transitions. [2023-11-11 23:52:29,743 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 75 transitions. [2023-11-11 23:52:29,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:52:29,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:29,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:29,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:29,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:29,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:29,807 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 23:52:29,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:29,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 61 states and 84 transitions. [2023-11-11 23:52:29,933 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 84 transitions. [2023-11-11 23:52:29,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:52:29,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:29,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:29,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:29,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:52:29,967 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:30,015 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 23:52:30,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:30,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 63 states and 88 transitions. [2023-11-11 23:52:30,083 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 88 transitions. [2023-11-11 23:52:30,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:52:30,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:30,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:30,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:30,110 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:52:30,111 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:30,160 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 23:52:30,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:30,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 64 states and 90 transitions. [2023-11-11 23:52:30,282 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 90 transitions. [2023-11-11 23:52:30,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:52:30,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:30,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:30,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:30,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:30,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:30,328 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 23:52:30,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:30,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 68 states and 102 transitions. [2023-11-11 23:52:30,618 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 102 transitions. [2023-11-11 23:52:30,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:52:30,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:30,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:30,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:30,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:52:30,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:30,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:30,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:30,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 71 states and 108 transitions. [2023-11-11 23:52:30,844 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 108 transitions. [2023-11-11 23:52:30,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:52:30,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:30,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:30,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:30,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:52:30,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:30,940 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 23:52:31,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:31,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 75 states and 115 transitions. [2023-11-11 23:52:31,216 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 115 transitions. [2023-11-11 23:52:31,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:52:31,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:31,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:31,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:31,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:52:31,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:31,326 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:52:31,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:31,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 76 states and 117 transitions. [2023-11-11 23:52:31,553 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 117 transitions. [2023-11-11 23:52:31,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:52:31,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:31,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:31,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:31,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:31,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:31,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:52:31,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:31,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 78 states and 119 transitions. [2023-11-11 23:52:31,788 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 119 transitions. [2023-11-11 23:52:31,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:52:31,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:31,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:31,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:31,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:52:31,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:31,901 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 23:52:32,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:32,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 83 states and 127 transitions. [2023-11-11 23:52:32,221 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 127 transitions. [2023-11-11 23:52:32,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:52:32,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:32,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:32,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:32,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:32,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:32,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:52:32,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:32,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 85 states and 129 transitions. [2023-11-11 23:52:32,427 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 129 transitions. [2023-11-11 23:52:32,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:52:32,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:32,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:32,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:32,448 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:52:32,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:32,497 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:52:32,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:32,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 86 states and 131 transitions. [2023-11-11 23:52:32,736 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 131 transitions. [2023-11-11 23:52:32,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:52:32,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:32,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:32,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:32,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:32,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:32,805 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 23:52:33,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:33,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 88 states and 135 transitions. [2023-11-11 23:52:33,010 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 135 transitions. [2023-11-11 23:52:33,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:52:33,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:33,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:33,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:33,039 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:33,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:33,106 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 23:52:33,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:33,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 90 states and 142 transitions. [2023-11-11 23:52:33,248 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 142 transitions. [2023-11-11 23:52:33,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:52:33,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:33,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:33,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:33,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:33,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:33,326 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 23:52:34,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:34,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 94 states and 153 transitions. [2023-11-11 23:52:34,111 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 153 transitions. [2023-11-11 23:52:34,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:52:34,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:34,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:34,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:34,132 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:34,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:34,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:52:34,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:34,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 97 states and 158 transitions. [2023-11-11 23:52:34,678 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 158 transitions. [2023-11-11 23:52:34,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:52:34,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:34,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:34,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:34,699 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:34,700 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:34,720 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:52:35,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:35,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 99 states and 162 transitions. [2023-11-11 23:52:35,122 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 162 transitions. [2023-11-11 23:52:35,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:52:35,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:35,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:35,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:35,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:35,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:35,208 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:36,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:36,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 103 states and 171 transitions. [2023-11-11 23:52:36,140 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 171 transitions. [2023-11-11 23:52:36,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:52:36,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:36,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:36,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:36,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:36,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:36,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:52:36,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:36,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 104 states and 174 transitions. [2023-11-11 23:52:36,360 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 174 transitions. [2023-11-11 23:52:36,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:52:36,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:36,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:36,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:36,384 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:36,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:36,401 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:36,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:36,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 105 states and 176 transitions. [2023-11-11 23:52:36,633 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 176 transitions. [2023-11-11 23:52:36,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:52:36,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:36,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:36,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:36,666 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:52:36,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:36,802 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:37,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:37,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 111 states and 184 transitions. [2023-11-11 23:52:37,927 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 184 transitions. [2023-11-11 23:52:37,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:52:37,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:37,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:37,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:37,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:52:37,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:38,090 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:38,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:38,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 118 states and 192 transitions. [2023-11-11 23:52:38,807 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 192 transitions. [2023-11-11 23:52:38,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:52:38,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:38,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:38,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:38,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:52:38,846 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:38,952 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:52:39,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:39,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 125 states and 199 transitions. [2023-11-11 23:52:39,262 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 199 transitions. [2023-11-11 23:52:39,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:52:39,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:39,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:39,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:39,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:52:39,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:39,358 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:39,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:39,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 127 states and 209 transitions. [2023-11-11 23:52:39,553 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 209 transitions. [2023-11-11 23:52:39,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:52:39,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:39,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:39,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:39,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:39,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:39,614 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-11 23:52:40,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:40,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 130 states and 213 transitions. [2023-11-11 23:52:40,020 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 213 transitions. [2023-11-11 23:52:40,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:52:40,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:40,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:40,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:40,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:40,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:40,082 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:52:40,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:40,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 133 states and 217 transitions. [2023-11-11 23:52:40,581 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 217 transitions. [2023-11-11 23:52:40,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:52:40,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:40,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:40,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:40,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:40,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:40,627 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-11 23:52:40,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:40,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 135 states and 219 transitions. [2023-11-11 23:52:40,903 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 219 transitions. [2023-11-11 23:52:40,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:52:40,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:40,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:40,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:40,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:40,945 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:40,967 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:52:41,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:41,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 135 states and 218 transitions. [2023-11-11 23:52:41,251 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 218 transitions. [2023-11-11 23:52:41,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:52:41,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:41,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:41,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:41,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:52:41,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:41,461 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:41,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:41,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 138 states and 220 transitions. [2023-11-11 23:52:41,942 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 220 transitions. [2023-11-11 23:52:41,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:52:41,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:41,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:41,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:41,967 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:52:41,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:42,169 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:42,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:42,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 142 states and 225 transitions. [2023-11-11 23:52:42,851 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 225 transitions. [2023-11-11 23:52:42,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:52:42,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:42,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:42,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:42,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:52:42,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:43,029 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:43,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:43,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 145 states and 228 transitions. [2023-11-11 23:52:43,199 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 228 transitions. [2023-11-11 23:52:43,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:52:43,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:43,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:43,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:43,229 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:52:43,230 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:43,394 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:52:43,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:43,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 152 states and 235 transitions. [2023-11-11 23:52:43,772 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 235 transitions. [2023-11-11 23:52:43,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:52:43,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:43,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:43,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:43,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:52:43,801 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:43,914 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:44,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:44,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 154 states and 245 transitions. [2023-11-11 23:52:44,132 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 245 transitions. [2023-11-11 23:52:44,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:52:44,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:44,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:44,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:44,171 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:44,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:44,231 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-11 23:52:44,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:44,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 157 states and 249 transitions. [2023-11-11 23:52:44,656 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 249 transitions. [2023-11-11 23:52:44,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:52:44,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:44,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:44,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:44,683 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:44,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:44,721 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-11 23:52:45,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:45,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 160 states and 253 transitions. [2023-11-11 23:52:45,234 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 253 transitions. [2023-11-11 23:52:45,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:52:45,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:45,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:45,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:45,267 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:45,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:45,305 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-11 23:52:45,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:45,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 162 states and 255 transitions. [2023-11-11 23:52:45,571 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 255 transitions. [2023-11-11 23:52:45,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:52:45,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:45,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:45,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:45,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:45,596 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:45,650 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-11 23:52:45,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:45,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 162 states and 254 transitions. [2023-11-11 23:52:45,979 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 254 transitions. [2023-11-11 23:52:45,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:52:45,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:45,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:46,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:46,005 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-11 23:52:46,006 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:46,233 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:46,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:46,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 165 states and 256 transitions. [2023-11-11 23:52:46,692 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 256 transitions. [2023-11-11 23:52:46,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:52:46,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:46,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:46,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:46,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-11 23:52:46,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:46,958 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 23:52:47,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:47,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 169 states and 261 transitions. [2023-11-11 23:52:47,694 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 261 transitions. [2023-11-11 23:52:47,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:52:47,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:47,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:47,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:47,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-11 23:52:47,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:47,887 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 23:52:48,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:48,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 172 states and 264 transitions. [2023-11-11 23:52:48,072 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 264 transitions. [2023-11-11 23:52:48,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:52:48,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:48,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:48,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:48,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:52:48,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:48,280 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:52:48,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:48,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 179 states and 271 transitions. [2023-11-11 23:52:48,701 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 271 transitions. [2023-11-11 23:52:48,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:52:48,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:48,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:48,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:48,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:52:48,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:48,843 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 23:52:49,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:49,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 181 states and 281 transitions. [2023-11-11 23:52:49,061 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 281 transitions. [2023-11-11 23:52:49,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:52:49,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:49,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:49,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:49,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:49,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:49,165 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-11 23:52:49,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:49,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 184 states and 286 transitions. [2023-11-11 23:52:49,662 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 286 transitions. [2023-11-11 23:52:49,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:52:49,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:49,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:49,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:49,692 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:49,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:49,743 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-11-11 23:52:50,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:50,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 187 states and 290 transitions. [2023-11-11 23:52:50,340 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 290 transitions. [2023-11-11 23:52:50,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:52:50,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:50,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:50,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:50,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:50,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:50,429 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-11 23:52:50,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:50,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 187 states and 289 transitions. [2023-11-11 23:52:50,748 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 289 transitions. [2023-11-11 23:52:50,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:52:50,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:50,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:50,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:50,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:50,778 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:50,833 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-11-11 23:52:51,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:51,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 189 states and 291 transitions. [2023-11-11 23:52:51,201 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 291 transitions. [2023-11-11 23:52:51,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:52:51,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:51,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:51,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:51,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:52:51,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:51,622 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:52,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:52,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 192 states and 293 transitions. [2023-11-11 23:52:52,206 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 293 transitions. [2023-11-11 23:52:52,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:52:52,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:52,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:52,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:52,237 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:52:52,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:52,547 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:53,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:53,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 196 states and 298 transitions. [2023-11-11 23:52:53,384 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 298 transitions. [2023-11-11 23:52:53,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:52:53,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:53,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:53,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:53,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:52:53,415 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:53,615 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:53,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:53,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 199 states and 301 transitions. [2023-11-11 23:52:53,800 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 301 transitions. [2023-11-11 23:52:53,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-11 23:52:53,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:53,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:53,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:53,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-11 23:52:53,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:54,029 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 6 proven. 46 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:52:54,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:54,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 206 states and 308 transitions. [2023-11-11 23:52:54,456 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 308 transitions. [2023-11-11 23:52:54,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:52:54,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:54,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:54,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:54,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:52:54,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:54,632 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:54,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:54,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 208 states and 318 transitions. [2023-11-11 23:52:54,892 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 318 transitions. [2023-11-11 23:52:54,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-11 23:52:54,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:54,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:54,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:54,925 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:54,926 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:54,982 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2023-11-11 23:52:55,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:55,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 211 states and 322 transitions. [2023-11-11 23:52:55,489 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 322 transitions. [2023-11-11 23:52:55,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-11 23:52:55,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:55,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:55,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:55,523 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:55,524 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:55,580 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-11 23:52:56,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:56,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 214 states and 326 transitions. [2023-11-11 23:52:56,200 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 326 transitions. [2023-11-11 23:52:56,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:52:56,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:56,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:56,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:56,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:56,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:56,287 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-11 23:52:56,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:56,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 214 states and 325 transitions. [2023-11-11 23:52:56,686 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 325 transitions. [2023-11-11 23:52:56,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:52:56,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:56,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:56,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:56,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:52:56,722 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:56,773 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2023-11-11 23:52:57,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:57,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 216 states and 327 transitions. [2023-11-11 23:52:57,125 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 327 transitions. [2023-11-11 23:52:57,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:52:57,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:57,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:57,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:57,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-11 23:52:57,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:57,519 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:58,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:58,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 219 states and 329 transitions. [2023-11-11 23:52:58,195 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 329 transitions. [2023-11-11 23:52:58,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-11 23:52:58,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:58,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:58,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:58,229 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-11 23:52:58,230 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:58,609 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:59,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:59,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 223 states and 334 transitions. [2023-11-11 23:52:59,541 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 334 transitions. [2023-11-11 23:52:59,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-11 23:52:59,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:59,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:59,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:59,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-11 23:52:59,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:59,798 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:00,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:00,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 226 states and 337 transitions. [2023-11-11 23:53:00,022 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 337 transitions. [2023-11-11 23:53:00,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-11 23:53:00,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:00,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:00,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:00,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:53:00,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:00,315 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 7 proven. 75 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:00,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:00,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 233 states and 344 transitions. [2023-11-11 23:53:00,777 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 344 transitions. [2023-11-11 23:53:00,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:53:00,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:00,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:00,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:00,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-11 23:53:00,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:00,941 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:01,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:01,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 235 states and 354 transitions. [2023-11-11 23:53:01,228 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 354 transitions. [2023-11-11 23:53:01,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:53:01,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:01,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:01,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:01,268 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:01,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:01,333 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-11-11 23:53:01,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:01,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 238 states and 359 transitions. [2023-11-11 23:53:01,958 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 359 transitions. [2023-11-11 23:53:01,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:53:01,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:01,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:01,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:01,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:01,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:02,092 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2023-11-11 23:53:02,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:02,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 241 states and 363 transitions. [2023-11-11 23:53:02,743 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 363 transitions. [2023-11-11 23:53:02,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:53:02,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:02,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:02,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:02,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:02,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:02,846 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2023-11-11 23:53:03,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:03,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 243 states and 365 transitions. [2023-11-11 23:53:03,202 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 365 transitions. [2023-11-11 23:53:03,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:53:03,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:03,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:03,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:03,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:03,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:03,307 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-11-11 23:53:03,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:03,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 243 states and 364 transitions. [2023-11-11 23:53:03,717 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 364 transitions. [2023-11-11 23:53:03,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-11 23:53:03,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:03,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:03,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:03,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-11 23:53:03,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:04,193 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:04,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:04,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 246 states and 366 transitions. [2023-11-11 23:53:04,881 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 366 transitions. [2023-11-11 23:53:04,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:53:04,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:04,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:04,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:04,916 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-11 23:53:04,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:05,323 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:06,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:06,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 250 states and 371 transitions. [2023-11-11 23:53:06,333 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 371 transitions. [2023-11-11 23:53:06,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:53:06,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:06,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:06,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:06,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-11 23:53:06,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:06,595 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:06,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:06,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 253 states and 374 transitions. [2023-11-11 23:53:06,836 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 374 transitions. [2023-11-11 23:53:06,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-11 23:53:06,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:06,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:06,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:06,870 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-11 23:53:06,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:07,109 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 8 proven. 111 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:07,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:07,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 260 states and 381 transitions. [2023-11-11 23:53:07,603 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 381 transitions. [2023-11-11 23:53:07,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-11 23:53:07,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:07,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:07,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:07,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:53:07,638 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:07,788 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:08,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:08,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 262 states and 391 transitions. [2023-11-11 23:53:08,063 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 391 transitions. [2023-11-11 23:53:08,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-11 23:53:08,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:08,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:08,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:08,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:08,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:08,215 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2023-11-11 23:53:08,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:08,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 265 states and 395 transitions. [2023-11-11 23:53:08,823 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 395 transitions. [2023-11-11 23:53:08,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-11 23:53:08,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:08,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:08,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:08,868 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:08,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:08,939 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-11 23:53:09,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:09,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 268 states and 399 transitions. [2023-11-11 23:53:09,636 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 399 transitions. [2023-11-11 23:53:09,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-11 23:53:09,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:09,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:09,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:09,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:09,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:09,761 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-11 23:53:10,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:10,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 268 states and 398 transitions. [2023-11-11 23:53:10,173 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 398 transitions. [2023-11-11 23:53:10,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-11 23:53:10,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:10,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:10,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:10,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:10,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:10,384 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2023-11-11 23:53:10,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:10,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 270 states and 400 transitions. [2023-11-11 23:53:10,806 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 400 transitions. [2023-11-11 23:53:10,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-11 23:53:10,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:10,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:10,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:10,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-11 23:53:10,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:11,210 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:11,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:11,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 273 states and 402 transitions. [2023-11-11 23:53:11,898 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 402 transitions. [2023-11-11 23:53:11,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-11 23:53:11,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:11,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:11,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:11,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-11 23:53:11,936 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:12,335 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:13,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:13,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 277 states and 407 transitions. [2023-11-11 23:53:13,527 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 407 transitions. [2023-11-11 23:53:13,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-11 23:53:13,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:13,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:13,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:13,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-11 23:53:13,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:13,829 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:14,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:14,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 280 states and 410 transitions. [2023-11-11 23:53:14,079 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 410 transitions. [2023-11-11 23:53:14,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-11 23:53:14,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:14,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:14,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:14,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-11 23:53:14,125 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:14,413 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 9 proven. 154 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:14,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:14,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 287 states and 417 transitions. [2023-11-11 23:53:14,980 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 417 transitions. [2023-11-11 23:53:14,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-11 23:53:14,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:14,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:15,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:15,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-11 23:53:15,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:15,239 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:15,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:15,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 289 states and 427 transitions. [2023-11-11 23:53:15,544 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 427 transitions. [2023-11-11 23:53:15,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-11 23:53:15,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:15,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:15,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:15,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:15,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:15,673 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2023-11-11 23:53:16,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:16,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 292 states and 432 transitions. [2023-11-11 23:53:16,386 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 432 transitions. [2023-11-11 23:53:16,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-11 23:53:16,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:16,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:16,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:16,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:16,435 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:16,506 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2023-11-11 23:53:17,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:17,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 295 states and 436 transitions. [2023-11-11 23:53:17,256 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 436 transitions. [2023-11-11 23:53:17,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-11 23:53:17,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:17,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:17,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:17,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:17,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:17,380 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2023-11-11 23:53:17,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:17,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 297 states and 438 transitions. [2023-11-11 23:53:17,835 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 438 transitions. [2023-11-11 23:53:17,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-11 23:53:17,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:17,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:17,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:17,875 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:17,876 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:17,954 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2023-11-11 23:53:18,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:18,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 297 states and 437 transitions. [2023-11-11 23:53:18,420 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 437 transitions. [2023-11-11 23:53:18,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-11 23:53:18,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:18,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:18,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:18,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-11 23:53:18,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:18,882 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 228 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:19,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:19,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 300 states and 439 transitions. [2023-11-11 23:53:19,598 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 439 transitions. [2023-11-11 23:53:19,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-11 23:53:19,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:19,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:19,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:19,642 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-11 23:53:19,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:20,180 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.