./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/rev-3-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_8c27d71f-c711-405c-bdf5-c990cec2dd75/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c27d71f-c711-405c-bdf5-c990cec2dd75/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c27d71f-c711-405c-bdf5-c990cec2dd75/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c27d71f-c711-405c-bdf5-c990cec2dd75/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/rev-3-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c27d71f-c711-405c-bdf5-c990cec2dd75/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c27d71f-c711-405c-bdf5-c990cec2dd75/bin/ukojak-verify-afCqCEvfdi --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 fe3cf414f0e241a9a4e73e59647cf6619ea50b905df4a1c2a404b3413992b780 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:05:18,033 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:05:18,212 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c27d71f-c711-405c-bdf5-c990cec2dd75/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:05:18,223 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:05:18,224 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:05:18,250 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:05:18,251 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:05:18,252 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:05:18,253 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:05:18,254 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:05:18,254 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:05:18,255 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:05:18,256 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:05:18,257 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:05:18,257 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:05:18,258 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:05:18,259 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:05:18,260 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:05:18,260 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:05:18,261 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:05:18,262 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:05:18,269 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:05:18,269 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:05:18,270 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:05:18,271 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:05:18,272 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:05:18,272 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:05:18,273 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:05:18,274 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:05:18,274 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:05:18,276 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:05:18,276 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:05:18,277 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:05:18,277 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:05:18,277 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:05:18,278 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_8c27d71f-c711-405c-bdf5-c990cec2dd75/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c27d71f-c711-405c-bdf5-c990cec2dd75/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe3cf414f0e241a9a4e73e59647cf6619ea50b905df4a1c2a404b3413992b780 [2023-11-24 23:05:18,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:05:18,664 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:05:18,667 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:05:18,669 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:05:18,670 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:05:18,671 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c27d71f-c711-405c-bdf5-c990cec2dd75/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/array-multidimensional/rev-3-u.c [2023-11-24 23:05:22,020 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:05:22,260 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:05:22,262 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c27d71f-c711-405c-bdf5-c990cec2dd75/sv-benchmarks/c/array-multidimensional/rev-3-u.c [2023-11-24 23:05:22,274 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c27d71f-c711-405c-bdf5-c990cec2dd75/bin/ukojak-verify-afCqCEvfdi/data/cdd777733/1ed16cfbeb2d42fcacc6d1d0e9d657cc/FLAG353f71af1 [2023-11-24 23:05:22,328 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c27d71f-c711-405c-bdf5-c990cec2dd75/bin/ukojak-verify-afCqCEvfdi/data/cdd777733/1ed16cfbeb2d42fcacc6d1d0e9d657cc [2023-11-24 23:05:22,363 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:05:22,365 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:05:22,366 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:22,366 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:05:22,378 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:05:22,379 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:22" (1/1) ... [2023-11-24 23:05:22,382 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5410a043 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:22, skipping insertion in model container [2023-11-24 23:05:22,383 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:22" (1/1) ... [2023-11-24 23:05:22,410 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:05:22,639 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:22,658 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:05:22,704 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:22,729 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:05:22,729 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:22 WrapperNode [2023-11-24 23:05:22,730 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:22,731 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:05:22,731 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:05:22,731 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:05:22,739 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:22" (1/1) ... [2023-11-24 23:05:22,757 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:22" (1/1) ... [2023-11-24 23:05:22,800 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 149 [2023-11-24 23:05:22,802 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:05:22,803 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:05:22,803 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:05:22,803 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:05:22,816 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:22" (1/1) ... [2023-11-24 23:05:22,817 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:22" (1/1) ... [2023-11-24 23:05:22,826 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:22" (1/1) ... [2023-11-24 23:05:22,839 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:22" (1/1) ... [2023-11-24 23:05:22,846 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:22" (1/1) ... [2023-11-24 23:05:22,851 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:22" (1/1) ... [2023-11-24 23:05:22,869 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:22" (1/1) ... [2023-11-24 23:05:22,871 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:22" (1/1) ... [2023-11-24 23:05:22,874 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:05:22,875 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:05:22,875 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:05:22,875 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:05:22,876 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:22" (1/1) ... [2023-11-24 23:05:22,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:05:22,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c27d71f-c711-405c-bdf5-c990cec2dd75/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:05:22,929 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c27d71f-c711-405c-bdf5-c990cec2dd75/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:05:22,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c27d71f-c711-405c-bdf5-c990cec2dd75/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:05:22,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:05:22,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:05:22,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:05:22,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:05:22,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:05:22,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:05:22,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:05:22,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:05:23,059 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:05:23,061 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:05:23,617 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:05:23,692 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:05:23,692 INFO L309 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-24 23:05:23,693 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:05:23 BoogieIcfgContainer [2023-11-24 23:05:23,693 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:05:23,694 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:05:23,694 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:05:23,708 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:05:23,710 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:05:23" (1/1) ... [2023-11-24 23:05:23,721 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:05:23,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:23,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 95 states and 103 transitions. [2023-11-24 23:05:23,787 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 103 transitions. [2023-11-24 23:05:23,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:05:23,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:23,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:23,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:23,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:24,002 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:24,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:24,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:24,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 98 states and 110 transitions. [2023-11-24 23:05:24,134 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 110 transitions. [2023-11-24 23:05:24,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:05:24,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:24,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:24,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:24,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:24,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:24,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:24,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:24,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 101 states and 117 transitions. [2023-11-24 23:05:24,278 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 117 transitions. [2023-11-24 23:05:24,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:05:24,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:24,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:24,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:24,334 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:24,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:24,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:24,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:24,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 104 states and 125 transitions. [2023-11-24 23:05:24,470 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 125 transitions. [2023-11-24 23:05:24,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:05:24,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:24,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:24,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:24,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:24,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:24,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:24,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 106 states and 130 transitions. [2023-11-24 23:05:24,665 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 130 transitions. [2023-11-24 23:05:24,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:05:24,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:24,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:24,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:24,717 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:24,717 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:24,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:24,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:24,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 110 states and 139 transitions. [2023-11-24 23:05:24,988 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 139 transitions. [2023-11-24 23:05:24,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:05:24,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:24,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:25,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:25,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:25,023 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:25,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:25,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:25,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 113 states and 146 transitions. [2023-11-24 23:05:25,074 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 146 transitions. [2023-11-24 23:05:25,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:05:25,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:25,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:25,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:25,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:25,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:25,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:25,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:25,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 116 states and 154 transitions. [2023-11-24 23:05:25,149 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 154 transitions. [2023-11-24 23:05:25,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:05:25,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:25,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:25,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:25,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:25,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:25,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:25,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:25,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 119 states and 162 transitions. [2023-11-24 23:05:25,516 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 162 transitions. [2023-11-24 23:05:25,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:05:25,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:25,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:25,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:25,547 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:25,548 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:25,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:25,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:25,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 123 states and 172 transitions. [2023-11-24 23:05:25,767 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 172 transitions. [2023-11-24 23:05:25,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:05:25,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:25,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:25,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:25,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:25,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:25,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:26,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:26,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 127 states and 185 transitions. [2023-11-24 23:05:26,267 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 185 transitions. [2023-11-24 23:05:26,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:05:26,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:26,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:26,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:26,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:26,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:26,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:26,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:26,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 130 states and 194 transitions. [2023-11-24 23:05:26,707 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 194 transitions. [2023-11-24 23:05:26,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:05:26,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:26,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:26,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:26,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:26,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:26,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:26,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:26,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 134 states and 202 transitions. [2023-11-24 23:05:26,803 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 202 transitions. [2023-11-24 23:05:26,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:05:26,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:26,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:26,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:26,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:26,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:26,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:27,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:27,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 137 states and 211 transitions. [2023-11-24 23:05:27,038 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 211 transitions. [2023-11-24 23:05:27,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:05:27,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:27,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:27,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:27,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:27,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:27,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:27,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:27,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 140 states and 220 transitions. [2023-11-24 23:05:27,271 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 220 transitions. [2023-11-24 23:05:27,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:05:27,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:27,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:27,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:27,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:27,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:27,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:27,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:27,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 144 states and 233 transitions. [2023-11-24 23:05:27,753 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 233 transitions. [2023-11-24 23:05:27,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:05:27,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:27,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:27,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:27,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:27,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:27,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:28,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:28,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 145 states and 235 transitions. [2023-11-24 23:05:28,148 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 235 transitions. [2023-11-24 23:05:28,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:05:28,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:28,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:28,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:28,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:28,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:28,190 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:05:28,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:28,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 148 states and 242 transitions. [2023-11-24 23:05:28,741 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 242 transitions. [2023-11-24 23:05:28,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:05:28,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:28,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:28,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:28,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:28,771 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:28,791 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:05:29,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:29,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 150 states and 244 transitions. [2023-11-24 23:05:29,155 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 244 transitions. [2023-11-24 23:05:29,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:05:29,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:29,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:29,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:29,187 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:29,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:29,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:29,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:29,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 151 states and 245 transitions. [2023-11-24 23:05:29,287 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 245 transitions. [2023-11-24 23:05:29,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:05:29,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:29,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:29,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:29,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:29,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:29,426 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:05:29,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:29,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 152 states and 247 transitions. [2023-11-24 23:05:29,756 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 247 transitions. [2023-11-24 23:05:29,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:05:29,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:29,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:29,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:29,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:29,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:29,876 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:05:30,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:30,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 153 states and 250 transitions. [2023-11-24 23:05:30,202 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 250 transitions. [2023-11-24 23:05:30,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:05:30,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:30,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:30,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:30,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:30,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:30,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:05:30,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:30,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 155 states and 251 transitions. [2023-11-24 23:05:30,387 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 251 transitions. [2023-11-24 23:05:30,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:05:30,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:30,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:30,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:30,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:30,416 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:30,479 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:30,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:30,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 158 states and 260 transitions. [2023-11-24 23:05:30,853 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 260 transitions. [2023-11-24 23:05:30,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:05:30,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:30,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:30,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:30,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:30,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:30,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:05:31,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:31,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 161 states and 263 transitions. [2023-11-24 23:05:31,129 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 263 transitions. [2023-11-24 23:05:31,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:05:31,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:31,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:31,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:31,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:31,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:31,186 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 23:05:31,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:31,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 163 states and 264 transitions. [2023-11-24 23:05:31,369 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 264 transitions. [2023-11-24 23:05:31,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:05:31,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:31,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:31,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:31,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:31,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:31,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:05:32,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:32,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 169 states and 277 transitions. [2023-11-24 23:05:32,424 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 277 transitions. [2023-11-24 23:05:32,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:05:32,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:32,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:32,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:32,450 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:05:32,451 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:32,548 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:05:33,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:33,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 172 states and 280 transitions. [2023-11-24 23:05:33,073 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 280 transitions. [2023-11-24 23:05:33,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:05:33,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:33,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:33,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:33,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:33,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:33,125 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 23:05:33,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:33,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 174 states and 281 transitions. [2023-11-24 23:05:33,274 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 281 transitions. [2023-11-24 23:05:33,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:05:33,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:33,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:33,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:33,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:05:33,314 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:33,400 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:33,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:33,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 177 states and 291 transitions. [2023-11-24 23:05:33,884 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 291 transitions. [2023-11-24 23:05:33,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:05:33,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:33,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:33,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:33,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:33,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:33,938 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:05:34,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:34,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 180 states and 294 transitions. [2023-11-24 23:05:34,222 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 294 transitions. [2023-11-24 23:05:34,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:05:34,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:34,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:34,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:34,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:34,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:34,280 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:05:34,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:34,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 182 states and 295 transitions. [2023-11-24 23:05:34,512 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 295 transitions. [2023-11-24 23:05:34,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:05:34,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:34,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:34,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:34,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:34,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:34,574 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:05:34,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:34,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 185 states and 298 transitions. [2023-11-24 23:05:34,885 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 298 transitions. [2023-11-24 23:05:34,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:05:34,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:34,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:34,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:34,916 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:05:34,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:35,054 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:05:35,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:35,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 188 states and 301 transitions. [2023-11-24 23:05:35,487 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 301 transitions. [2023-11-24 23:05:35,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:05:35,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:35,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:35,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:35,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:35,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:35,551 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:05:35,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:35,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 190 states and 302 transitions. [2023-11-24 23:05:35,711 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 302 transitions. [2023-11-24 23:05:35,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:05:35,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:35,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:35,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:35,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:05:35,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:35,883 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:36,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:36,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 193 states and 312 transitions. [2023-11-24 23:05:36,408 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 312 transitions. [2023-11-24 23:05:36,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:05:36,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:36,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:36,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:36,446 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:36,447 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:36,477 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-24 23:05:36,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:36,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 196 states and 315 transitions. [2023-11-24 23:05:36,788 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 315 transitions. [2023-11-24 23:05:36,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:05:36,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:36,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:36,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:36,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:36,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:36,863 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-24 23:05:37,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:37,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 198 states and 316 transitions. [2023-11-24 23:05:37,146 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 316 transitions. [2023-11-24 23:05:37,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:05:37,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:37,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:37,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:37,186 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:37,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:37,221 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-24 23:05:37,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:37,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 201 states and 319 transitions. [2023-11-24 23:05:37,599 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 319 transitions. [2023-11-24 23:05:37,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:05:37,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:37,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:37,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:37,635 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:05:37,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:37,798 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:05:38,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:38,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 204 states and 322 transitions. [2023-11-24 23:05:38,317 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 322 transitions. [2023-11-24 23:05:38,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:05:38,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:38,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:38,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:38,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:38,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:38,392 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-24 23:05:38,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:38,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 206 states and 323 transitions. [2023-11-24 23:05:38,578 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 323 transitions. [2023-11-24 23:05:38,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:05:38,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:38,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:38,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:38,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:05:38,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:38,738 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:39,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:39,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 209 states and 333 transitions. [2023-11-24 23:05:39,286 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 333 transitions. [2023-11-24 23:05:39,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:05:39,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:39,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:39,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:39,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:39,322 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:39,353 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-24 23:05:39,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:39,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 212 states and 336 transitions. [2023-11-24 23:05:39,702 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 336 transitions. [2023-11-24 23:05:39,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:05:39,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:39,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:39,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:39,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:39,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:39,780 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-24 23:05:40,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:40,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 214 states and 337 transitions. [2023-11-24 23:05:40,088 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 337 transitions. [2023-11-24 23:05:40,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:05:40,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:40,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:40,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:40,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:40,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:40,166 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-24 23:05:40,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:40,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 217 states and 340 transitions. [2023-11-24 23:05:40,524 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 340 transitions. [2023-11-24 23:05:40,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:05:40,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:40,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:40,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:40,568 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:05:40,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:40,804 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:05:41,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:41,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 220 states and 343 transitions. [2023-11-24 23:05:41,351 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 343 transitions. [2023-11-24 23:05:41,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:05:41,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:41,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:41,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:41,397 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:41,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:41,434 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-24 23:05:41,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:41,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 222 states and 344 transitions. [2023-11-24 23:05:41,631 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 344 transitions. [2023-11-24 23:05:41,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:05:41,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:41,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:41,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:41,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:05:41,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:41,831 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:42,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:42,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 225 states and 354 transitions. [2023-11-24 23:05:42,452 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 354 transitions. [2023-11-24 23:05:42,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:05:42,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:42,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:42,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:42,499 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:42,500 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:42,542 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-24 23:05:42,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:42,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 228 states and 357 transitions. [2023-11-24 23:05:42,892 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 357 transitions. [2023-11-24 23:05:42,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:05:42,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:42,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:42,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:42,939 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:42,940 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:42,977 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-24 23:05:43,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:43,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 230 states and 358 transitions. [2023-11-24 23:05:43,301 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 358 transitions. [2023-11-24 23:05:43,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:05:43,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:43,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:43,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:43,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:43,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:43,408 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-24 23:05:43,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:43,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 233 states and 361 transitions. [2023-11-24 23:05:43,806 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 361 transitions. [2023-11-24 23:05:43,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:05:43,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:43,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:43,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:43,848 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:05:43,849 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:44,070 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:05:44,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:44,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 236 states and 364 transitions. [2023-11-24 23:05:44,561 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 364 transitions. [2023-11-24 23:05:44,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:05:44,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:44,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:44,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:44,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:44,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:44,644 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-24 23:05:44,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:44,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 238 states and 365 transitions. [2023-11-24 23:05:44,800 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 365 transitions. [2023-11-24 23:05:44,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:05:44,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:44,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:44,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:44,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:05:44,842 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:44,965 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:45,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:45,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 241 states and 375 transitions. [2023-11-24 23:05:45,585 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 375 transitions. [2023-11-24 23:05:45,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:45,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:45,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:45,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:45,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:45,625 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:45,666 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-24 23:05:45,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:45,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 244 states and 378 transitions. [2023-11-24 23:05:45,989 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 378 transitions. [2023-11-24 23:05:45,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:45,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:45,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:46,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:46,032 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:46,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:46,069 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-24 23:05:46,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:46,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 246 states and 379 transitions. [2023-11-24 23:05:46,355 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 379 transitions. [2023-11-24 23:05:46,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:05:46,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:46,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:46,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:46,399 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:46,400 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:46,445 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-24 23:05:46,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:46,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 249 states and 382 transitions. [2023-11-24 23:05:46,850 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 382 transitions. [2023-11-24 23:05:46,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:05:46,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:46,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:46,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:46,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:05:46,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:47,194 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:05:47,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:47,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 252 states and 385 transitions. [2023-11-24 23:05:47,756 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 385 transitions. [2023-11-24 23:05:47,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:05:47,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:47,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:47,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:47,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:47,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:47,856 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-24 23:05:48,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:48,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 254 states and 386 transitions. [2023-11-24 23:05:48,026 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 386 transitions. [2023-11-24 23:05:48,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:05:48,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:48,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:48,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:48,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:05:48,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:48,225 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:48,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:48,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 257 states and 396 transitions. [2023-11-24 23:05:48,768 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 396 transitions. [2023-11-24 23:05:48,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:05:48,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:48,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:48,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:48,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:48,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:48,853 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-24 23:05:49,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:49,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 260 states and 399 transitions. [2023-11-24 23:05:49,247 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 399 transitions. [2023-11-24 23:05:49,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:05:49,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:49,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:49,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:49,295 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:49,296 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:49,343 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-24 23:05:49,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:49,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 262 states and 400 transitions. [2023-11-24 23:05:49,645 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 400 transitions. [2023-11-24 23:05:49,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:05:49,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:49,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:49,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:49,699 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:49,700 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:49,748 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-24 23:05:50,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:50,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 265 states and 403 transitions. [2023-11-24 23:05:50,174 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 403 transitions. [2023-11-24 23:05:50,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:05:50,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:50,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:50,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:50,244 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 23:05:50,245 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:50,504 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:05:51,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:51,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 268 states and 406 transitions. [2023-11-24 23:05:51,099 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 406 transitions. [2023-11-24 23:05:51,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:05:51,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:51,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:51,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:51,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:51,152 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:51,232 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-24 23:05:51,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:51,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 270 states and 407 transitions. [2023-11-24 23:05:51,448 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 407 transitions. [2023-11-24 23:05:51,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:05:51,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:51,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:51,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:51,498 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 23:05:51,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:51,660 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:52,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:52,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 273 states and 417 transitions. [2023-11-24 23:05:52,290 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 417 transitions. [2023-11-24 23:05:52,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:05:52,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:52,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:52,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:52,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:52,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:52,400 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-24 23:05:52,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:52,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 276 states and 420 transitions. [2023-11-24 23:05:52,811 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 420 transitions. [2023-11-24 23:05:52,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:05:52,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:52,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:52,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:52,871 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:52,872 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:52,921 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-24 23:05:53,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:53,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 278 states and 421 transitions. [2023-11-24 23:05:53,278 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 421 transitions. [2023-11-24 23:05:53,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:05:53,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:53,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:53,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:53,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:53,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:53,400 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-24 23:05:53,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:53,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 281 states and 424 transitions. [2023-11-24 23:05:53,927 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 424 transitions. [2023-11-24 23:05:53,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:05:53,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:53,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:53,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:53,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:05:53,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:54,263 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 10 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:05:54,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:54,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 284 states and 427 transitions. [2023-11-24 23:05:54,923 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 427 transitions. [2023-11-24 23:05:54,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:05:54,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:54,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:54,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:54,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:54,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:55,036 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-24 23:05:55,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:55,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 286 states and 428 transitions. [2023-11-24 23:05:55,245 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 428 transitions. [2023-11-24 23:05:55,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:05:55,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:55,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:55,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:55,305 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:05:55,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:55,495 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:56,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:56,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 289 states and 438 transitions. [2023-11-24 23:05:56,212 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 438 transitions. [2023-11-24 23:05:56,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:05:56,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:56,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:56,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:56,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:56,263 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:56,309 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-24 23:05:56,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:56,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 292 states and 441 transitions. [2023-11-24 23:05:56,731 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 441 transitions. [2023-11-24 23:05:56,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:05:56,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:56,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:56,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:56,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:56,784 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:56,832 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 23:05:57,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:57,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 294 states and 442 transitions. [2023-11-24 23:05:57,194 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 442 transitions. [2023-11-24 23:05:57,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:05:57,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:57,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:57,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:57,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:57,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:57,307 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-24 23:05:57,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:57,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 297 states and 445 transitions. [2023-11-24 23:05:57,766 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 445 transitions. [2023-11-24 23:05:57,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:05:57,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:57,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:57,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:57,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 23:05:57,824 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:58,162 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 11 proven. 117 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:05:58,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:58,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 300 states and 448 transitions. [2023-11-24 23:05:58,912 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 448 transitions. [2023-11-24 23:05:58,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:05:58,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:58,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:58,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:58,962 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:58,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:59,014 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 23:05:59,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:59,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 302 states and 449 transitions. [2023-11-24 23:05:59,239 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 449 transitions. [2023-11-24 23:05:59,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:05:59,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:59,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:59,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:59,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 23:05:59,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:59,496 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:00,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:00,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 305 states and 459 transitions. [2023-11-24 23:06:00,204 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 459 transitions. [2023-11-24 23:06:00,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 23:06:00,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:00,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:00,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:00,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:00,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:00,325 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-24 23:06:00,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:00,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 308 states and 462 transitions. [2023-11-24 23:06:00,816 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 462 transitions. [2023-11-24 23:06:00,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 23:06:00,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:00,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:00,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:00,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:00,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:00,939 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-24 23:06:01,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:01,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 310 states and 463 transitions. [2023-11-24 23:06:01,346 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 463 transitions. [2023-11-24 23:06:01,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:06:01,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:01,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:01,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:01,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:01,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:01,458 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-24 23:06:01,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:01,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 313 states and 466 transitions. [2023-11-24 23:06:01,941 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 466 transitions. [2023-11-24 23:06:01,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:06:01,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:01,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:02,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:02,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-24 23:06:02,009 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:02,332 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 12 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:06:03,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:03,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 316 states and 469 transitions. [2023-11-24 23:06:03,114 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 469 transitions. [2023-11-24 23:06:03,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:06:03,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:03,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:03,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:03,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:03,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:03,220 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-24 23:06:03,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:03,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 318 states and 470 transitions. [2023-11-24 23:06:03,509 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 470 transitions. [2023-11-24 23:06:03,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:06:03,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:03,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:03,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:03,568 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-24 23:06:03,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:03,790 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:04,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:04,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 321 states and 480 transitions. [2023-11-24 23:06:04,572 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 480 transitions. [2023-11-24 23:06:04,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:06:04,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:04,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:04,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:04,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:04,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:04,692 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-24 23:06:05,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:05,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 324 states and 483 transitions. [2023-11-24 23:06:05,188 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 483 transitions. [2023-11-24 23:06:05,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:06:05,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:05,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:05,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:05,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:05,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:05,327 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-24 23:06:05,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:05,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 326 states and 484 transitions. [2023-11-24 23:06:05,760 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 484 transitions. [2023-11-24 23:06:05,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:06:05,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:05,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:05,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:05,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:05,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:05,933 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-24 23:06:06,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:06,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 329 states and 487 transitions. [2023-11-24 23:06:06,402 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 487 transitions. [2023-11-24 23:06:06,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:06:06,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:06,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:06,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:06,460 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-24 23:06:06,461 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:06,822 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 13 proven. 176 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:06:07,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:07,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 332 states and 490 transitions. [2023-11-24 23:06:07,541 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 490 transitions. [2023-11-24 23:06:07,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:06:07,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:07,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:07,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:07,597 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:07,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:07,659 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-24 23:06:07,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:07,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 334 states and 491 transitions. [2023-11-24 23:06:07,896 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 491 transitions. [2023-11-24 23:06:07,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:06:07,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:07,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:07,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:07,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-24 23:06:07,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:08,182 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:09,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:09,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 337 states and 501 transitions. [2023-11-24 23:06:09,046 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 501 transitions. [2023-11-24 23:06:09,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:06:09,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:09,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:09,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:09,116 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:09,118 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:09,191 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2023-11-24 23:06:09,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:09,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 340 states and 504 transitions. [2023-11-24 23:06:09,703 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 504 transitions. [2023-11-24 23:06:09,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:06:09,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:09,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:09,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:09,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:09,775 INFO L285 TraceCheckSpWp]: Computing forward predicates...