./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/min-2-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e3457e-9edc-4a8c-8c08-452a265b7c13/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e3457e-9edc-4a8c-8c08-452a265b7c13/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e3457e-9edc-4a8c-8c08-452a265b7c13/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e3457e-9edc-4a8c-8c08-452a265b7c13/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/min-2-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e3457e-9edc-4a8c-8c08-452a265b7c13/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e3457e-9edc-4a8c-8c08-452a265b7c13/bin/ukojak-verify-1t5iHCbJaC --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 68785685c781649dca8a870a36ccbd5837fb99f65c0418361b1a73f7848e1bda --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:22:35,839 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:22:35,912 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e3457e-9edc-4a8c-8c08-452a265b7c13/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:22:35,917 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:22:35,918 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:22:35,943 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:22:35,944 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:22:35,945 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:22:35,946 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:22:35,947 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:22:35,948 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:22:35,948 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:22:35,949 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:22:35,950 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:22:35,951 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:22:35,951 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:22:35,952 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:22:35,953 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:22:35,953 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:22:35,954 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:22:35,955 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:22:35,956 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:22:35,956 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:22:35,957 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:22:35,958 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:22:35,958 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:22:35,959 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:22:35,960 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:22:35,960 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:22:35,961 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:22:35,962 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:22:35,962 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:22:35,963 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:22:35,963 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:22:35,964 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:22:35,964 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_b5e3457e-9edc-4a8c-8c08-452a265b7c13/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e3457e-9edc-4a8c-8c08-452a265b7c13/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68785685c781649dca8a870a36ccbd5837fb99f65c0418361b1a73f7848e1bda [2023-11-23 20:22:36,288 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:22:36,327 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:22:36,330 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:22:36,332 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:22:36,332 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:22:36,334 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e3457e-9edc-4a8c-8c08-452a265b7c13/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/array-multidimensional/min-2-u.c [2023-11-23 20:22:39,580 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:22:39,870 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:22:39,870 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e3457e-9edc-4a8c-8c08-452a265b7c13/sv-benchmarks/c/array-multidimensional/min-2-u.c [2023-11-23 20:22:39,881 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e3457e-9edc-4a8c-8c08-452a265b7c13/bin/ukojak-verify-1t5iHCbJaC/data/a526c7fdc/22a94bd752cd4b4ca433264654fd5cc6/FLAG24b08c51b [2023-11-23 20:22:39,899 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e3457e-9edc-4a8c-8c08-452a265b7c13/bin/ukojak-verify-1t5iHCbJaC/data/a526c7fdc/22a94bd752cd4b4ca433264654fd5cc6 [2023-11-23 20:22:39,906 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:22:39,910 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:22:39,913 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:22:39,913 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:22:39,920 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:22:39,923 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:22:39" (1/1) ... [2023-11-23 20:22:39,924 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62afef8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:39, skipping insertion in model container [2023-11-23 20:22:39,924 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:22:39" (1/1) ... [2023-11-23 20:22:39,953 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:22:40,140 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:22:40,154 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:22:40,178 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:22:40,194 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:22:40,194 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:40 WrapperNode [2023-11-23 20:22:40,194 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:22:40,196 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:22:40,196 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:22:40,196 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:22:40,203 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:40" (1/1) ... [2023-11-23 20:22:40,211 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:40" (1/1) ... [2023-11-23 20:22:40,234 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 96 [2023-11-23 20:22:40,235 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:22:40,235 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:22:40,236 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:22:40,236 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:22:40,249 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:40" (1/1) ... [2023-11-23 20:22:40,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:40" (1/1) ... [2023-11-23 20:22:40,252 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:40" (1/1) ... [2023-11-23 20:22:40,252 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:40" (1/1) ... [2023-11-23 20:22:40,258 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:40" (1/1) ... [2023-11-23 20:22:40,262 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:40" (1/1) ... [2023-11-23 20:22:40,264 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:40" (1/1) ... [2023-11-23 20:22:40,265 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:40" (1/1) ... [2023-11-23 20:22:40,268 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:22:40,268 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:22:40,269 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:22:40,269 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:22:40,270 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:40" (1/1) ... [2023-11-23 20:22:40,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:22:40,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e3457e-9edc-4a8c-8c08-452a265b7c13/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:22:40,314 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e3457e-9edc-4a8c-8c08-452a265b7c13/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:22:40,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e3457e-9edc-4a8c-8c08-452a265b7c13/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:22:40,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:22:40,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:22:40,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:22:40,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:22:40,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:22:40,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:22:40,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:22:40,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:22:40,428 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:22:40,430 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:22:40,644 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:22:40,763 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:22:40,768 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-23 20:22:40,771 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:22:40 BoogieIcfgContainer [2023-11-23 20:22:40,771 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:22:40,772 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:22:40,772 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:22:40,784 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:22:40,784 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:22:40" (1/1) ... [2023-11-23 20:22:40,795 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:22:40,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:40,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2023-11-23 20:22:40,878 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2023-11-23 20:22:40,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:22:40,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:40,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:41,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:41,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:41,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:41,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:41,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:41,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2023-11-23 20:22:41,170 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2023-11-23 20:22:41,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:22:41,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:41,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:41,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:41,209 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:41,210 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:41,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:41,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:41,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 37 states and 49 transitions. [2023-11-23 20:22:41,339 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 49 transitions. [2023-11-23 20:22:41,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:22:41,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:41,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:41,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:41,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:41,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:41,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:41,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:41,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 39 states and 53 transitions. [2023-11-23 20:22:41,422 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2023-11-23 20:22:41,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:22:41,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:41,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:41,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:41,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:41,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:41,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:41,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:41,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 42 states and 61 transitions. [2023-11-23 20:22:41,555 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 61 transitions. [2023-11-23 20:22:41,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:22:41,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:41,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:41,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:41,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:41,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:41,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:41,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:41,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 45 states and 68 transitions. [2023-11-23 20:22:41,782 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 68 transitions. [2023-11-23 20:22:41,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:22:41,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:41,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:41,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:41,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:41,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:41,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:42,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:42,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-11-23 20:22:42,037 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-11-23 20:22:42,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:22:42,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:42,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:42,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:42,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:42,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:42,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:42,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:42,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 51 states and 82 transitions. [2023-11-23 20:22:42,096 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 82 transitions. [2023-11-23 20:22:42,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:22:42,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:42,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:42,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:42,117 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:42,118 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:42,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:42,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:42,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 54 states and 90 transitions. [2023-11-23 20:22:42,157 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 90 transitions. [2023-11-23 20:22:42,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:22:42,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:42,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:42,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:42,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:42,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:42,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:42,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:42,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 57 states and 97 transitions. [2023-11-23 20:22:42,220 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 97 transitions. [2023-11-23 20:22:42,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:22:42,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:42,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:42,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:42,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:42,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:42,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:42,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:42,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 61 states and 107 transitions. [2023-11-23 20:22:42,298 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 107 transitions. [2023-11-23 20:22:42,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:22:42,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:42,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:42,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:42,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:42,320 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:42,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:42,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:42,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 64 states and 114 transitions. [2023-11-23 20:22:42,358 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 114 transitions. [2023-11-23 20:22:42,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:22:42,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:42,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:42,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:42,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:42,379 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:42,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:42,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:42,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 68 states and 124 transitions. [2023-11-23 20:22:42,443 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 124 transitions. [2023-11-23 20:22:42,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:22:42,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:42,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:42,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:42,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:42,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:42,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:22:42,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:42,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 70 states and 127 transitions. [2023-11-23 20:22:42,600 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 127 transitions. [2023-11-23 20:22:42,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:22:42,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:42,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:42,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:42,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:42,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:42,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:42,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:42,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 71 states and 127 transitions. [2023-11-23 20:22:42,725 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 127 transitions. [2023-11-23 20:22:42,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:22:42,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:42,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:42,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:42,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:42,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:42,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:22:42,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:42,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 73 states and 130 transitions. [2023-11-23 20:22:42,785 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 130 transitions. [2023-11-23 20:22:42,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:22:42,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:42,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:42,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:42,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:42,807 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:42,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:42,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:42,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 74 states and 132 transitions. [2023-11-23 20:22:42,972 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 132 transitions. [2023-11-23 20:22:42,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:22:42,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:42,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:42,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:42,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:42,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:43,024 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:43,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:43,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 77 states and 139 transitions. [2023-11-23 20:22:43,214 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 139 transitions. [2023-11-23 20:22:43,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:22:43,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:43,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:43,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:43,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:43,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:43,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:22:43,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:43,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 80 states and 142 transitions. [2023-11-23 20:22:43,376 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 142 transitions. [2023-11-23 20:22:43,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:22:43,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:43,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:43,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:43,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:43,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:43,463 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:22:43,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:43,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 82 states and 147 transitions. [2023-11-23 20:22:43,807 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 147 transitions. [2023-11-23 20:22:43,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:22:43,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:43,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:43,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:43,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:43,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:43,850 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:22:43,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:43,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 84 states and 148 transitions. [2023-11-23 20:22:43,935 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 148 transitions. [2023-11-23 20:22:43,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:22:43,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:43,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:43,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:43,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:22:43,973 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:44,021 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:44,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:44,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 87 states and 155 transitions. [2023-11-23 20:22:44,274 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 155 transitions. [2023-11-23 20:22:44,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:22:44,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:44,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:44,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:44,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:44,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:44,336 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:22:44,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:44,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 90 states and 158 transitions. [2023-11-23 20:22:44,498 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 158 transitions. [2023-11-23 20:22:44,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:22:44,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:44,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:44,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:44,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:22:44,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:44,595 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:22:44,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:44,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 93 states and 161 transitions. [2023-11-23 20:22:44,912 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 161 transitions. [2023-11-23 20:22:44,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:22:44,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:44,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:44,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:44,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:44,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:44,964 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:22:45,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:45,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 95 states and 162 transitions. [2023-11-23 20:22:45,071 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 162 transitions. [2023-11-23 20:22:45,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:22:45,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:45,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:45,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:45,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:22:45,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:45,169 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:45,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:45,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 98 states and 169 transitions. [2023-11-23 20:22:45,456 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 169 transitions. [2023-11-23 20:22:45,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:22:45,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:45,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:45,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:45,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:45,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:45,506 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:22:45,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:45,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 101 states and 172 transitions. [2023-11-23 20:22:45,687 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 172 transitions. [2023-11-23 20:22:45,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:22:45,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:45,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:45,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:45,715 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:22:45,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:45,818 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:22:46,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:46,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 104 states and 175 transitions. [2023-11-23 20:22:46,084 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 175 transitions. [2023-11-23 20:22:46,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:22:46,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:46,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:46,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:46,117 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:46,118 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:46,141 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-23 20:22:46,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:46,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 106 states and 176 transitions. [2023-11-23 20:22:46,246 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 176 transitions. [2023-11-23 20:22:46,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:22:46,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:46,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:46,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:46,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:22:46,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:46,360 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:46,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:46,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 109 states and 183 transitions. [2023-11-23 20:22:46,675 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 183 transitions. [2023-11-23 20:22:46,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:22:46,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:46,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:46,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:46,703 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:46,704 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:46,726 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-23 20:22:46,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:46,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 112 states and 186 transitions. [2023-11-23 20:22:46,925 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 186 transitions. [2023-11-23 20:22:46,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:22:46,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:46,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:46,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:46,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:22:46,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:47,087 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:22:47,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:47,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 115 states and 189 transitions. [2023-11-23 20:22:47,362 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 189 transitions. [2023-11-23 20:22:47,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:22:47,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:47,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:47,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:47,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:47,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:47,428 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-23 20:22:47,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:47,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 117 states and 190 transitions. [2023-11-23 20:22:47,539 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 190 transitions. [2023-11-23 20:22:47,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:22:47,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:47,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:47,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:47,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:22:47,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:47,674 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:48,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:48,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 120 states and 197 transitions. [2023-11-23 20:22:48,006 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 197 transitions. [2023-11-23 20:22:48,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:22:48,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:48,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:48,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:48,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:48,037 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:48,068 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-23 20:22:48,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:48,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 123 states and 200 transitions. [2023-11-23 20:22:48,267 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 200 transitions. [2023-11-23 20:22:48,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:22:48,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:48,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:48,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:48,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:22:48,299 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:48,436 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:22:48,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:48,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 126 states and 203 transitions. [2023-11-23 20:22:48,736 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 203 transitions. [2023-11-23 20:22:48,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:22:48,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:48,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:48,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:48,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:48,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:48,814 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-23 20:22:48,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:48,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 128 states and 204 transitions. [2023-11-23 20:22:48,919 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 204 transitions. [2023-11-23 20:22:48,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:22:48,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:48,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:48,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:48,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:22:48,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:49,053 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:49,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:49,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 131 states and 211 transitions. [2023-11-23 20:22:49,418 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 211 transitions. [2023-11-23 20:22:49,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:22:49,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:49,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:49,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:49,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:49,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:49,492 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-23 20:22:49,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:49,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 134 states and 214 transitions. [2023-11-23 20:22:49,722 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 214 transitions. [2023-11-23 20:22:49,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:22:49,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:49,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:49,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:49,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:22:49,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:49,918 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:22:50,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:50,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 137 states and 217 transitions. [2023-11-23 20:22:50,258 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 217 transitions. [2023-11-23 20:22:50,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:22:50,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:50,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:50,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:50,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:50,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:50,345 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-23 20:22:50,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:50,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 139 states and 218 transitions. [2023-11-23 20:22:50,460 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 218 transitions. [2023-11-23 20:22:50,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:22:50,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:50,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:50,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:50,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:22:50,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:50,599 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:51,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:51,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 142 states and 225 transitions. [2023-11-23 20:22:51,004 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 225 transitions. [2023-11-23 20:22:51,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:22:51,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:51,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:51,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:51,050 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:51,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:51,091 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-23 20:22:51,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:51,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 145 states and 228 transitions. [2023-11-23 20:22:51,334 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 228 transitions. [2023-11-23 20:22:51,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:22:51,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:51,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:51,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:51,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:22:51,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:51,546 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:22:51,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:51,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 148 states and 231 transitions. [2023-11-23 20:22:51,916 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 231 transitions. [2023-11-23 20:22:51,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:22:51,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:51,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:51,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:51,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:51,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:51,996 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-23 20:22:52,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:52,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 150 states and 232 transitions. [2023-11-23 20:22:52,117 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 232 transitions. [2023-11-23 20:22:52,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:22:52,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:52,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:52,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:52,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 20:22:52,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:52,295 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:52,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:52,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 153 states and 239 transitions. [2023-11-23 20:22:52,700 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 239 transitions. [2023-11-23 20:22:52,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:22:52,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:52,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:52,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:52,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:52,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:52,790 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-23 20:22:53,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:53,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 156 states and 242 transitions. [2023-11-23 20:22:53,053 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 242 transitions. [2023-11-23 20:22:53,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:22:53,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:53,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:53,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:53,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 20:22:53,096 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:53,265 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:22:53,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:53,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 159 states and 245 transitions. [2023-11-23 20:22:53,672 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 245 transitions. [2023-11-23 20:22:53,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:22:53,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:53,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:53,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:53,715 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:53,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:53,784 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-23 20:22:53,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:53,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 161 states and 246 transitions. [2023-11-23 20:22:53,909 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 246 transitions. [2023-11-23 20:22:53,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:22:53,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:53,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:53,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:53,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:22:53,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:54,073 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:54,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:54,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 164 states and 253 transitions. [2023-11-23 20:22:54,522 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 253 transitions. [2023-11-23 20:22:54,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:22:54,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:54,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:54,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:54,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:54,585 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:54,630 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-23 20:22:54,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:54,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 167 states and 256 transitions. [2023-11-23 20:22:54,946 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 256 transitions. [2023-11-23 20:22:54,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:22:54,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:54,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:54,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:54,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:22:54,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:55,196 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 10 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:22:55,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:55,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 170 states and 259 transitions. [2023-11-23 20:22:55,609 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 259 transitions. [2023-11-23 20:22:55,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:22:55,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:55,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:55,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:55,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:55,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:55,711 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:55,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:55,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 172 states and 260 transitions. [2023-11-23 20:22:55,843 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 260 transitions. [2023-11-23 20:22:55,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:22:55,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:55,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:55,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:55,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:22:55,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:56,021 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:56,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:56,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 175 states and 267 transitions. [2023-11-23 20:22:56,465 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 267 transitions. [2023-11-23 20:22:56,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:22:56,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:56,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:56,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:56,521 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:56,522 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:56,568 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:22:56,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:56,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 178 states and 270 transitions. [2023-11-23 20:22:56,865 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 270 transitions. [2023-11-23 20:22:56,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:22:56,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:56,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:56,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:56,927 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:22:56,928 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:57,153 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 11 proven. 117 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:22:57,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:57,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 181 states and 273 transitions. [2023-11-23 20:22:57,584 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 273 transitions. [2023-11-23 20:22:57,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:22:57,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:57,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:57,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:57,631 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:57,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:57,693 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-23 20:22:57,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:57,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 183 states and 274 transitions. [2023-11-23 20:22:57,845 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 274 transitions. [2023-11-23 20:22:57,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:22:57,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:57,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:57,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:57,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:22:57,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:58,037 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:58,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:58,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 186 states and 281 transitions. [2023-11-23 20:22:58,562 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 281 transitions. [2023-11-23 20:22:58,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:22:58,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:58,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:58,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:58,629 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:58,631 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:58,693 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-23 20:22:58,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:58,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 189 states and 284 transitions. [2023-11-23 20:22:58,976 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 284 transitions. [2023-11-23 20:22:58,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:22:58,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:58,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:59,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:59,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:22:59,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:59,239 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 12 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:22:59,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:59,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 192 states and 287 transitions. [2023-11-23 20:22:59,689 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 287 transitions. [2023-11-23 20:22:59,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:22:59,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:59,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:59,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:59,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:59,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:59,798 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-23 20:22:59,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:59,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 194 states and 288 transitions. [2023-11-23 20:22:59,952 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 288 transitions. [2023-11-23 20:22:59,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:22:59,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:59,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:00,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:00,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-23 20:23:00,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:00,171 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:00,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:00,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 197 states and 295 transitions. [2023-11-23 20:23:00,685 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 295 transitions. [2023-11-23 20:23:00,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:23:00,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:00,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:00,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:00,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:00,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:00,799 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-23 20:23:01,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:01,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 200 states and 298 transitions. [2023-11-23 20:23:01,093 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 298 transitions. [2023-11-23 20:23:01,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:23:01,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:01,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:01,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:01,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-23 20:23:01,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:01,383 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 13 proven. 176 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:01,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:01,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 203 states and 301 transitions. [2023-11-23 20:23:01,882 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 301 transitions. [2023-11-23 20:23:01,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:23:01,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:01,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:01,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:01,970 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:01,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:02,033 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-23 20:23:02,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:02,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 205 states and 302 transitions. [2023-11-23 20:23:02,212 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 302 transitions. [2023-11-23 20:23:02,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:23:02,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:02,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:02,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:02,268 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 20:23:02,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:02,429 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:03,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:03,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 208 states and 309 transitions. [2023-11-23 20:23:03,105 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 309 transitions. [2023-11-23 20:23:03,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:23:03,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:03,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:03,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:03,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:03,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:03,232 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-23 20:23:03,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:03,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 211 states and 312 transitions. [2023-11-23 20:23:03,593 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 312 transitions. [2023-11-23 20:23:03,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:23:03,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:03,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:03,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:03,677 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 20:23:03,679 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:03,957 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 14 proven. 210 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:04,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:04,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 214 states and 315 transitions. [2023-11-23 20:23:04,465 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 315 transitions. [2023-11-23 20:23:04,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:23:04,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:04,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:04,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:04,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:04,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:04,598 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-23 20:23:04,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:04,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 216 states and 316 transitions. [2023-11-23 20:23:04,766 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 316 transitions. [2023-11-23 20:23:04,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:23:04,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:04,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:04,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:04,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-23 20:23:04,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:05,018 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:05,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:05,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 219 states and 323 transitions. [2023-11-23 20:23:05,609 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 323 transitions. [2023-11-23 20:23:05,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:23:05,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:05,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:05,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:05,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:05,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:05,745 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-23 20:23:06,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:06,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 222 states and 326 transitions. [2023-11-23 20:23:06,103 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 326 transitions. [2023-11-23 20:23:06,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:23:06,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:06,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:06,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:06,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-23 20:23:06,159 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:06,467 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 15 proven. 247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:06,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:06,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 225 states and 329 transitions. [2023-11-23 20:23:06,982 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 329 transitions. [2023-11-23 20:23:06,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:23:06,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:06,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:07,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:07,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:07,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:07,091 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-23 20:23:07,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:07,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 227 states and 330 transitions. [2023-11-23 20:23:07,279 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 330 transitions. [2023-11-23 20:23:07,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:23:07,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:07,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:07,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:07,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-23 20:23:07,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:07,506 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:08,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:08,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 230 states and 337 transitions. [2023-11-23 20:23:08,056 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 337 transitions. [2023-11-23 20:23:08,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:23:08,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:08,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:08,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:08,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:08,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:08,182 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-23 20:23:08,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:08,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 233 states and 340 transitions. [2023-11-23 20:23:08,523 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 340 transitions. [2023-11-23 20:23:08,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:23:08,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:08,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:08,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:08,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-23 20:23:08,581 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:08,883 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 16 proven. 287 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:09,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:09,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 236 states and 343 transitions. [2023-11-23 20:23:09,502 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 343 transitions. [2023-11-23 20:23:09,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:23:09,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:09,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:09,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:09,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:09,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:09,646 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-23 20:23:09,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:09,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 238 states and 344 transitions. [2023-11-23 20:23:09,822 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 344 transitions. [2023-11-23 20:23:09,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:23:09,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:09,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:09,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:09,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 20:23:09,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:10,089 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:10,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:10,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 241 states and 351 transitions. [2023-11-23 20:23:10,697 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 351 transitions. [2023-11-23 20:23:10,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:23:10,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:10,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:10,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:10,764 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:10,829 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-23 20:23:11,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:11,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 244 states and 354 transitions. [2023-11-23 20:23:11,245 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 354 transitions. [2023-11-23 20:23:11,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:23:11,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:11,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:11,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:11,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 20:23:11,314 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:11,651 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 17 proven. 330 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:12,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:12,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 247 states and 357 transitions. [2023-11-23 20:23:12,229 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 357 transitions. [2023-11-23 20:23:12,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:23:12,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:12,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:12,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:12,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:12,294 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:12,377 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-11-23 20:23:12,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:12,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 249 states and 358 transitions. [2023-11-23 20:23:12,564 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 358 transitions. [2023-11-23 20:23:12,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:23:12,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:12,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:12,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:12,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-23 20:23:12,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:12,869 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 0 proven. 459 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:13,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:13,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 252 states and 365 transitions. [2023-11-23 20:23:13,559 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 365 transitions. [2023-11-23 20:23:13,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:23:13,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:13,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:13,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:13,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:13,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:13,709 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-11-23 20:23:14,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:14,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 255 states and 368 transitions. [2023-11-23 20:23:14,120 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 368 transitions. [2023-11-23 20:23:14,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:23:14,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:14,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:14,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:14,186 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-23 20:23:14,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:14,547 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 18 proven. 376 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:15,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:15,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 258 states and 371 transitions. [2023-11-23 20:23:15,177 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 371 transitions. [2023-11-23 20:23:15,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:23:15,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:15,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:15,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:15,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:15,251 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:15,318 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2023-11-23 20:23:15,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:15,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 260 states and 372 transitions. [2023-11-23 20:23:15,569 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 372 transitions. [2023-11-23 20:23:15,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:23:15,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:15,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:15,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:15,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-23 20:23:15,649 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:15,859 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:16,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:16,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 263 states and 379 transitions. [2023-11-23 20:23:16,571 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 379 transitions. [2023-11-23 20:23:16,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:23:16,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:16,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:16,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:16,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:16,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:16,708 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2023-11-23 20:23:17,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:17,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 266 states and 382 transitions. [2023-11-23 20:23:17,108 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 382 transitions. [2023-11-23 20:23:17,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:23:17,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:17,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:17,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:17,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-23 20:23:17,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:17,513 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 19 proven. 425 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:18,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:18,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 269 states and 385 transitions. [2023-11-23 20:23:18,204 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 385 transitions. [2023-11-23 20:23:18,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:23:18,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:18,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:18,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:18,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:18,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:18,381 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-23 20:23:18,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:18,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 271 states and 386 transitions. [2023-11-23 20:23:18,612 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 386 transitions. [2023-11-23 20:23:18,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:23:18,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:18,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:18,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:18,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-23 20:23:18,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:18,891 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:19,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:19,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 274 states and 393 transitions. [2023-11-23 20:23:19,592 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 393 transitions. [2023-11-23 20:23:19,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:23:19,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:19,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:19,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:19,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:19,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:19,744 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-23 20:23:20,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:20,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 277 states and 396 transitions. [2023-11-23 20:23:20,223 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 396 transitions. [2023-11-23 20:23:20,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:23:20,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:20,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:20,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:20,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-23 20:23:20,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:20,677 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 20 proven. 477 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:21,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:21,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 280 states and 399 transitions. [2023-11-23 20:23:21,335 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 399 transitions. [2023-11-23 20:23:21,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:23:21,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:21,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:21,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:21,410 INFO L262 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:21,412 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:21,501 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2023-11-23 20:23:21,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:21,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 282 states and 400 transitions. [2023-11-23 20:23:21,747 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 400 transitions. [2023-11-23 20:23:21,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:23:21,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:21,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:21,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:21,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-23 20:23:21,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:22,104 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:22,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:22,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 285 states and 407 transitions. [2023-11-23 20:23:22,962 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 407 transitions. [2023-11-23 20:23:22,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:23:22,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:22,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:23,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:23,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:23,054 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:23,171 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2023-11-23 20:23:23,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:23,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 288 states and 410 transitions. [2023-11-23 20:23:23,746 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 410 transitions. [2023-11-23 20:23:23,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:23:23,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:23,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:23,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:23,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-23 20:23:23,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:24,258 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 21 proven. 532 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:25,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:25,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 291 states and 413 transitions. [2023-11-23 20:23:25,025 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 413 transitions. [2023-11-23 20:23:25,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:23:25,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:25,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:25,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:25,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:25,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:25,212 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2023-11-23 20:23:25,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:25,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 293 states and 414 transitions. [2023-11-23 20:23:25,527 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 414 transitions. [2023-11-23 20:23:25,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:23:25,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:25,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:25,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:25,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-23 20:23:25,614 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:25,918 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 0 proven. 693 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:26,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:26,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 296 states and 421 transitions. [2023-11-23 20:23:26,813 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 421 transitions. [2023-11-23 20:23:26,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:23:26,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:26,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:26,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:26,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:26,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:27,006 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2023-11-23 20:23:27,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:27,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 299 states and 424 transitions. [2023-11-23 20:23:27,519 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 424 transitions. [2023-11-23 20:23:27,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:23:27,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:27,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:27,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:27,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-23 20:23:27,600 INFO L285 TraceCheckSpWp]: Computing forward predicates...