./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/diff-2-n-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c3fff0-f731-4c8c-a76e-39fc4cfaac12/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c3fff0-f731-4c8c-a76e-39fc4cfaac12/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c3fff0-f731-4c8c-a76e-39fc4cfaac12/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c3fff0-f731-4c8c-a76e-39fc4cfaac12/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/diff-2-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c3fff0-f731-4c8c-a76e-39fc4cfaac12/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c3fff0-f731-4c8c-a76e-39fc4cfaac12/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cb0d07e46dc94102f1a204dcfe0d8cca3d45653b0db7cea07d03c16ba8563271 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:50:42,886 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:50:42,996 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c3fff0-f731-4c8c-a76e-39fc4cfaac12/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:50:43,005 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:50:43,005 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:50:43,042 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:50:43,047 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:50:43,047 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:50:43,048 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:50:43,053 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:50:43,054 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:50:43,055 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:50:43,055 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:50:43,057 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:50:43,057 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:50:43,058 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:50:43,058 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:50:43,059 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:50:43,059 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:50:43,059 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:50:43,060 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:50:43,060 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:50:43,061 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:50:43,061 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:50:43,062 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:50:43,062 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:50:43,063 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:50:43,064 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:43,064 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:50:43,065 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:50:43,066 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:50:43,066 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:50:43,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:50:43,067 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:50:43,067 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_68c3fff0-f731-4c8c-a76e-39fc4cfaac12/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c3fff0-f731-4c8c-a76e-39fc4cfaac12/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb0d07e46dc94102f1a204dcfe0d8cca3d45653b0db7cea07d03c16ba8563271 [2023-11-11 23:50:43,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:50:43,388 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:50:43,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:50:43,392 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:50:43,393 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:50:43,394 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c3fff0-f731-4c8c-a76e-39fc4cfaac12/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/array-multidimensional/diff-2-n-u.c [2023-11-11 23:50:46,520 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:50:46,772 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:50:46,773 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c3fff0-f731-4c8c-a76e-39fc4cfaac12/sv-benchmarks/c/array-multidimensional/diff-2-n-u.c [2023-11-11 23:50:46,782 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c3fff0-f731-4c8c-a76e-39fc4cfaac12/bin/ukojak-verify-0OAaufAVZV/data/1b09c966c/30ed2ecd5e0c4de2b55181d612109fbf/FLAG175614e16 [2023-11-11 23:50:46,801 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c3fff0-f731-4c8c-a76e-39fc4cfaac12/bin/ukojak-verify-0OAaufAVZV/data/1b09c966c/30ed2ecd5e0c4de2b55181d612109fbf [2023-11-11 23:50:46,808 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:50:46,812 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:50:46,819 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:46,820 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:50:46,826 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:50:46,828 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:46" (1/1) ... [2023-11-11 23:50:46,829 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@457d6bda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:46, skipping insertion in model container [2023-11-11 23:50:46,829 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:46" (1/1) ... [2023-11-11 23:50:46,864 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:50:47,105 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:47,117 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:50:47,142 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:47,158 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:50:47,159 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:47 WrapperNode [2023-11-11 23:50:47,159 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:47,160 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:47,161 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:50:47,161 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:50:47,169 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:47" (1/1) ... [2023-11-11 23:50:47,189 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:47" (1/1) ... [2023-11-11 23:50:47,215 INFO L138 Inliner]: procedures = 14, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 129 [2023-11-11 23:50:47,216 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:47,217 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:50:47,217 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:50:47,217 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:50:47,226 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:47" (1/1) ... [2023-11-11 23:50:47,227 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:47" (1/1) ... [2023-11-11 23:50:47,230 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:47" (1/1) ... [2023-11-11 23:50:47,230 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:47" (1/1) ... [2023-11-11 23:50:47,238 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:47" (1/1) ... [2023-11-11 23:50:47,243 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:47" (1/1) ... [2023-11-11 23:50:47,245 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:47" (1/1) ... [2023-11-11 23:50:47,246 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:47" (1/1) ... [2023-11-11 23:50:47,249 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:50:47,250 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:50:47,250 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:50:47,251 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:50:47,252 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:47" (1/1) ... [2023-11-11 23:50:47,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:47,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c3fff0-f731-4c8c-a76e-39fc4cfaac12/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:50:47,285 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c3fff0-f731-4c8c-a76e-39fc4cfaac12/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:50:47,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c3fff0-f731-4c8c-a76e-39fc4cfaac12/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:50:47,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:50:47,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:50:47,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:50:47,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:50:47,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:50:47,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:50:47,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:50:47,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:50:47,411 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:50:47,413 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:50:47,699 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:50:47,816 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:50:47,816 INFO L302 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-11 23:50:47,819 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:50:47 BoogieIcfgContainer [2023-11-11 23:50:47,819 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:50:47,820 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:50:47,821 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:50:47,829 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:50:47,830 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:50:47" (1/1) ... [2023-11-11 23:50:47,840 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:50:47,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:47,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 42 states and 49 transitions. [2023-11-11 23:50:47,928 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 49 transitions. [2023-11-11 23:50:47,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:50:47,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:47,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:48,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:48,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:48,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:48,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:48,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:48,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 44 states and 53 transitions. [2023-11-11 23:50:48,234 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2023-11-11 23:50:48,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:50:48,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:48,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:48,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:48,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:48,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:48,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:48,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:48,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 47 states and 61 transitions. [2023-11-11 23:50:48,411 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2023-11-11 23:50:48,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:50:48,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:48,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:48,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:48,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:48,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:48,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:48,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:48,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2023-11-11 23:50:48,665 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2023-11-11 23:50:48,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:50:48,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:48,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:48,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:48,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:48,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:48,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:48,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:48,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 54 states and 78 transitions. [2023-11-11 23:50:48,904 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2023-11-11 23:50:48,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:50:48,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:48,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:48,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:48,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:48,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:48,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:48,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:48,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 57 states and 85 transitions. [2023-11-11 23:50:48,979 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2023-11-11 23:50:48,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:50:48,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:48,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:49,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:49,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:49,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:49,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:49,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:49,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 59 states and 90 transitions. [2023-11-11 23:50:49,080 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2023-11-11 23:50:49,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:50:49,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:49,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:49,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:49,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:49,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:49,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:49,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:49,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 62 states and 97 transitions. [2023-11-11 23:50:49,163 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 97 transitions. [2023-11-11 23:50:49,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:50:49,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:49,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:49,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:49,218 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:49,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:49,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:49,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:49,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 64 states and 102 transitions. [2023-11-11 23:50:49,257 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 102 transitions. [2023-11-11 23:50:49,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:50:49,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:49,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:49,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:49,284 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:49,285 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:49,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:49,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:49,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 68 states and 111 transitions. [2023-11-11 23:50:49,420 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 111 transitions. [2023-11-11 23:50:49,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:50:49,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:49,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:49,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:49,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:49,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:49,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:49,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:49,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 71 states and 120 transitions. [2023-11-11 23:50:49,556 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 120 transitions. [2023-11-11 23:50:49,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:50:49,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:49,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:49,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:49,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:49,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:49,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:49,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:49,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 73 states and 123 transitions. [2023-11-11 23:50:49,738 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 123 transitions. [2023-11-11 23:50:49,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:50:49,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:49,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:49,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:49,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:50:49,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:49,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:49,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:49,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 74 states and 123 transitions. [2023-11-11 23:50:49,850 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 123 transitions. [2023-11-11 23:50:49,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:50:49,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:49,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:49,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:49,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:49,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:49,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:49,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:49,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 76 states and 127 transitions. [2023-11-11 23:50:49,911 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 127 transitions. [2023-11-11 23:50:49,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:50:49,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:49,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:49,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:49,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:49,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:49,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:50,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:50,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 80 states and 136 transitions. [2023-11-11 23:50:50,005 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 136 transitions. [2023-11-11 23:50:50,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:50:50,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:50,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:50,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:50,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:50,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:50,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:50,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:50,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 83 states and 144 transitions. [2023-11-11 23:50:50,081 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 144 transitions. [2023-11-11 23:50:50,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:50:50,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:50,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:50,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:50,115 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:50,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:50,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:50,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:50,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 86 states and 153 transitions. [2023-11-11 23:50:50,183 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 153 transitions. [2023-11-11 23:50:50,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:50:50,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:50,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:50,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:50,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:50:50,211 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:50,271 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:50,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:50,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 88 states and 158 transitions. [2023-11-11 23:50:50,576 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 158 transitions. [2023-11-11 23:50:50,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:50:50,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:50,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:50,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:50,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:50:50,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:50,651 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:50,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:50,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 91 states and 165 transitions. [2023-11-11 23:50:50,872 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 165 transitions. [2023-11-11 23:50:50,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:50:50,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:50,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:50,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:50,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:50,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:50,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:51,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:51,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 94 states and 168 transitions. [2023-11-11 23:50:51,067 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 168 transitions. [2023-11-11 23:50:51,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:50:51,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:51,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:51,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:51,096 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:51,097 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:51,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:51,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:51,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 97 states and 175 transitions. [2023-11-11 23:50:51,141 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 175 transitions. [2023-11-11 23:50:51,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:50:51,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:51,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:51,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:51,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:51,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:51,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:51,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:51,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 101 states and 185 transitions. [2023-11-11 23:50:51,217 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 185 transitions. [2023-11-11 23:50:51,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:50:51,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:51,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:51,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:51,244 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:51,245 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:51,255 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:51,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:51,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 103 states and 187 transitions. [2023-11-11 23:50:51,283 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 187 transitions. [2023-11-11 23:50:51,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:50:51,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:51,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:51,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:51,314 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:50:51,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:51,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:50:51,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:51,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 104 states and 189 transitions. [2023-11-11 23:50:51,593 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 189 transitions. [2023-11-11 23:50:51,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:50:51,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:51,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:51,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:51,629 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:51,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:51,650 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:50:51,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:51,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 106 states and 190 transitions. [2023-11-11 23:50:51,734 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 190 transitions. [2023-11-11 23:50:51,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:50:51,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:51,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:51,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:51,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:50:51,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:51,843 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:52,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:52,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 109 states and 193 transitions. [2023-11-11 23:50:52,092 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 193 transitions. [2023-11-11 23:50:52,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:50:52,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:52,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:52,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:52,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:50:52,129 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:52,184 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:52,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:52,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 112 states and 200 transitions. [2023-11-11 23:50:52,449 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 200 transitions. [2023-11-11 23:50:52,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:50:52,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:52,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:52,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:52,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:52,483 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:52,501 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:50:52,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:52,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 115 states and 203 transitions. [2023-11-11 23:50:52,677 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 203 transitions. [2023-11-11 23:50:52,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:50:52,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:52,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:52,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:52,715 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:52,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:52,757 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-11 23:50:52,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:52,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 117 states and 204 transitions. [2023-11-11 23:50:52,845 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 204 transitions. [2023-11-11 23:50:52,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:50:52,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:52,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:52,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:52,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:50:52,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:52,965 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:53,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:53,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 120 states and 207 transitions. [2023-11-11 23:50:53,217 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 207 transitions. [2023-11-11 23:50:53,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:50:53,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:53,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:53,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:53,259 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:50:53,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:53,323 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:53,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:53,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 123 states and 214 transitions. [2023-11-11 23:50:53,612 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 214 transitions. [2023-11-11 23:50:53,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:50:53,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:53,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:53,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:53,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:53,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:53,672 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-11 23:50:53,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:53,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 126 states and 217 transitions. [2023-11-11 23:50:53,868 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 217 transitions. [2023-11-11 23:50:53,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:50:53,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:53,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:53,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:53,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:53,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:53,934 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-11 23:50:54,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:54,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 128 states and 218 transitions. [2023-11-11 23:50:54,027 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 218 transitions. [2023-11-11 23:50:54,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:50:54,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:54,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:54,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:54,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:50:54,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:54,189 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:54,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:54,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 131 states and 221 transitions. [2023-11-11 23:50:54,489 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 221 transitions. [2023-11-11 23:50:54,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:50:54,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:54,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:54,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:54,533 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:50:54,534 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:54,614 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:54,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:54,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 134 states and 228 transitions. [2023-11-11 23:50:54,943 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 228 transitions. [2023-11-11 23:50:54,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:50:54,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:54,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:54,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:54,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:54,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:55,010 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-11 23:50:55,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:55,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 137 states and 231 transitions. [2023-11-11 23:50:55,221 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 231 transitions. [2023-11-11 23:50:55,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:50:55,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:55,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:55,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:55,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:55,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:55,296 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-11 23:50:55,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:55,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 139 states and 232 transitions. [2023-11-11 23:50:55,397 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 232 transitions. [2023-11-11 23:50:55,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:50:55,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:55,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:55,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:55,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-11 23:50:55,457 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:55,591 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:55,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:55,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 142 states and 235 transitions. [2023-11-11 23:50:55,901 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 235 transitions. [2023-11-11 23:50:55,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:50:55,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:55,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:55,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:55,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-11 23:50:55,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:56,032 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:56,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:56,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 145 states and 242 transitions. [2023-11-11 23:50:56,389 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 242 transitions. [2023-11-11 23:50:56,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:50:56,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:56,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:56,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:56,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:56,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:56,474 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-11 23:50:56,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:56,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 148 states and 245 transitions. [2023-11-11 23:50:56,700 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 245 transitions. [2023-11-11 23:50:56,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:50:56,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:56,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:56,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:56,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:56,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:56,813 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-11 23:50:56,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:56,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 150 states and 246 transitions. [2023-11-11 23:50:56,934 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 246 transitions. [2023-11-11 23:50:56,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:50:56,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:56,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:56,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:56,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:50:56,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:57,163 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:57,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:57,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 153 states and 249 transitions. [2023-11-11 23:50:57,529 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 249 transitions. [2023-11-11 23:50:57,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:50:57,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:57,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:57,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:57,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:50:57,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:57,694 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:58,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:58,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 156 states and 256 transitions. [2023-11-11 23:50:58,092 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 256 transitions. [2023-11-11 23:50:58,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:50:58,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:58,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:58,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:58,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:58,141 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:58,174 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-11 23:50:58,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:58,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 159 states and 259 transitions. [2023-11-11 23:50:58,466 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 259 transitions. [2023-11-11 23:50:58,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:50:58,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:58,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:58,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:58,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:58,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:58,552 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-11 23:50:58,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:58,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 161 states and 260 transitions. [2023-11-11 23:50:58,689 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 260 transitions. [2023-11-11 23:50:58,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:50:58,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:58,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:58,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:58,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-11 23:50:58,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:58,916 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:59,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:59,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 164 states and 263 transitions. [2023-11-11 23:50:59,315 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 263 transitions. [2023-11-11 23:50:59,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:50:59,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:59,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:59,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:59,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-11 23:50:59,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:59,482 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:59,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:59,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 167 states and 270 transitions. [2023-11-11 23:50:59,913 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 270 transitions. [2023-11-11 23:50:59,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:50:59,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:59,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:00,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:00,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:00,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:00,045 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-11 23:51:00,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:00,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 170 states and 273 transitions. [2023-11-11 23:51:00,313 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 273 transitions. [2023-11-11 23:51:00,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:51:00,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:00,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:00,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:00,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:00,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:00,413 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-11 23:51:00,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:00,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 172 states and 274 transitions. [2023-11-11 23:51:00,537 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 274 transitions. [2023-11-11 23:51:00,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:51:00,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:00,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:00,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:00,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-11 23:51:00,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:00,769 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:01,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:01,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 175 states and 277 transitions. [2023-11-11 23:51:01,174 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 277 transitions. [2023-11-11 23:51:01,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:51:01,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:01,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:01,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:01,243 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-11 23:51:01,244 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:01,348 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:01,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:01,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 178 states and 284 transitions. [2023-11-11 23:51:01,816 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 284 transitions. [2023-11-11 23:51:01,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:51:01,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:01,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:01,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:01,875 INFO L262 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:01,876 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:01,923 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-11 23:51:02,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:02,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 181 states and 287 transitions. [2023-11-11 23:51:02,225 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 287 transitions. [2023-11-11 23:51:02,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:51:02,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:02,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:02,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:02,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:02,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:02,334 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-11 23:51:02,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:02,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 183 states and 288 transitions. [2023-11-11 23:51:02,475 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 288 transitions. [2023-11-11 23:51:02,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:51:02,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:02,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:02,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:02,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-11 23:51:02,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:02,747 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 10 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:03,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:03,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 186 states and 291 transitions. [2023-11-11 23:51:03,184 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 291 transitions. [2023-11-11 23:51:03,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:51:03,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:03,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:03,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:03,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-11 23:51:03,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:03,388 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:03,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:03,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 189 states and 298 transitions. [2023-11-11 23:51:03,829 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 298 transitions. [2023-11-11 23:51:03,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:51:03,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:03,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:03,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:03,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:03,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:03,935 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-11 23:51:04,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:04,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 192 states and 301 transitions. [2023-11-11 23:51:04,248 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 301 transitions. [2023-11-11 23:51:04,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:51:04,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:04,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:04,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:04,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:04,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:04,362 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-11 23:51:04,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:04,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 194 states and 302 transitions. [2023-11-11 23:51:04,523 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 302 transitions. [2023-11-11 23:51:04,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:51:04,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:04,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:04,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:04,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-11 23:51:04,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:04,837 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 11 proven. 117 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:05,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:05,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 197 states and 305 transitions. [2023-11-11 23:51:05,300 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 305 transitions. [2023-11-11 23:51:05,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:51:05,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:05,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:05,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:05,384 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-11 23:51:05,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:05,545 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:06,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:06,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 200 states and 312 transitions. [2023-11-11 23:51:06,029 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 312 transitions. [2023-11-11 23:51:06,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:51:06,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:06,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:06,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:06,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:06,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:06,176 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-11 23:51:06,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:06,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 203 states and 315 transitions. [2023-11-11 23:51:06,483 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 315 transitions. [2023-11-11 23:51:06,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-11 23:51:06,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:06,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:06,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:06,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:06,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:06,617 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-11 23:51:06,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:06,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 205 states and 316 transitions. [2023-11-11 23:51:06,766 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 316 transitions. [2023-11-11 23:51:06,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:51:06,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:06,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:06,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:06,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-11 23:51:06,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:07,143 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 12 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:07,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:07,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 208 states and 319 transitions. [2023-11-11 23:51:07,605 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 319 transitions. [2023-11-11 23:51:07,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:51:07,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:07,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:07,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:07,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-11 23:51:07,680 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:07,813 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:08,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:08,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 211 states and 326 transitions. [2023-11-11 23:51:08,326 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 326 transitions. [2023-11-11 23:51:08,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:51:08,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:08,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:08,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:08,396 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:08,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:08,463 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-11 23:51:08,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:08,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 214 states and 329 transitions. [2023-11-11 23:51:08,773 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 329 transitions. [2023-11-11 23:51:08,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-11 23:51:08,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:08,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:08,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:08,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:08,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:08,933 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-11 23:51:09,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:09,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 216 states and 330 transitions. [2023-11-11 23:51:09,108 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 330 transitions. [2023-11-11 23:51:09,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:51:09,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:09,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:09,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:09,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-11 23:51:09,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:09,469 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 13 proven. 176 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:10,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:10,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 219 states and 333 transitions. [2023-11-11 23:51:10,044 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 333 transitions. [2023-11-11 23:51:10,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:51:10,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:10,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:10,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:10,209 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-11 23:51:10,211 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:10,409 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:10,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:10,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 222 states and 340 transitions. [2023-11-11 23:51:10,966 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 340 transitions. [2023-11-11 23:51:10,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:51:10,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:10,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:11,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:11,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:11,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:11,101 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-11 23:51:11,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:11,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 225 states and 343 transitions. [2023-11-11 23:51:11,444 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 343 transitions. [2023-11-11 23:51:11,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-11 23:51:11,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:11,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:11,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:11,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:11,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:11,604 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-11 23:51:11,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:11,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 227 states and 344 transitions. [2023-11-11 23:51:11,794 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 344 transitions. [2023-11-11 23:51:11,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-11 23:51:11,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:11,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:11,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:11,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-11 23:51:11,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:12,236 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 14 proven. 210 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:12,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:12,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 230 states and 347 transitions. [2023-11-11 23:51:12,826 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 347 transitions. [2023-11-11 23:51:12,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-11 23:51:12,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:12,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:12,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:12,921 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-11 23:51:12,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:13,113 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:13,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:13,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 233 states and 354 transitions. [2023-11-11 23:51:13,725 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 354 transitions. [2023-11-11 23:51:13,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-11 23:51:13,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:13,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:13,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:13,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:13,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:13,870 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-11 23:51:14,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:14,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 236 states and 357 transitions. [2023-11-11 23:51:14,295 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 357 transitions. [2023-11-11 23:51:14,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-11 23:51:14,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:14,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:14,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:14,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:14,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:14,465 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-11 23:51:14,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:14,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 238 states and 358 transitions. [2023-11-11 23:51:14,659 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 358 transitions. [2023-11-11 23:51:14,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:51:14,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:14,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:14,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:14,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-11 23:51:14,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:15,077 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 15 proven. 247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:15,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:15,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 241 states and 361 transitions. [2023-11-11 23:51:15,638 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 361 transitions. [2023-11-11 23:51:15,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:51:15,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:15,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:15,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:15,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-11 23:51:15,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:15,932 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:16,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:16,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 244 states and 368 transitions. [2023-11-11 23:51:16,539 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 368 transitions. [2023-11-11 23:51:16,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:51:16,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:16,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:16,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:16,621 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:16,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:16,682 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-11 23:51:17,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:17,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 247 states and 371 transitions. [2023-11-11 23:51:17,032 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 371 transitions. [2023-11-11 23:51:17,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-11 23:51:17,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:17,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:17,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:17,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:17,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:17,172 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-11 23:51:17,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:17,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 249 states and 372 transitions. [2023-11-11 23:51:17,341 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 372 transitions. [2023-11-11 23:51:17,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:51:17,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:17,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:17,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:17,418 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-11 23:51:17,420 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:17,764 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 16 proven. 287 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:18,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:18,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 252 states and 375 transitions. [2023-11-11 23:51:18,339 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 375 transitions. [2023-11-11 23:51:18,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:51:18,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:18,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:18,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:18,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-11 23:51:18,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:18,612 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:19,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:19,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 255 states and 382 transitions. [2023-11-11 23:51:19,241 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 382 transitions. [2023-11-11 23:51:19,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:51:19,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:19,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:19,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:19,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:19,329 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:19,408 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-11 23:51:19,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:19,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 258 states and 385 transitions. [2023-11-11 23:51:19,851 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 385 transitions. [2023-11-11 23:51:19,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-11 23:51:19,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:19,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:19,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:19,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:19,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:20,079 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-11 23:51:20,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:20,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 260 states and 386 transitions. [2023-11-11 23:51:20,348 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 386 transitions. [2023-11-11 23:51:20,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-11 23:51:20,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:20,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:20,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:20,446 INFO L262 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-11 23:51:20,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:20,788 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 17 proven. 330 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:21,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:21,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 263 states and 389 transitions. [2023-11-11 23:51:21,461 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 389 transitions. [2023-11-11 23:51:21,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-11 23:51:21,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:21,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:21,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:21,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-11 23:51:21,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:21,824 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:22,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:22,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 266 states and 396 transitions. [2023-11-11 23:51:22,548 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 396 transitions. [2023-11-11 23:51:22,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-11 23:51:22,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:22,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:22,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:22,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:22,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:22,821 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-11 23:51:23,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:23,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 269 states and 399 transitions. [2023-11-11 23:51:23,301 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 399 transitions. [2023-11-11 23:51:23,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-11 23:51:23,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:23,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:23,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:23,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:23,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:23,508 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-11-11 23:51:23,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:23,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 271 states and 400 transitions. [2023-11-11 23:51:23,773 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 400 transitions. [2023-11-11 23:51:23,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-11 23:51:23,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:23,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:23,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:23,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-11 23:51:23,884 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:24,296 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 18 proven. 376 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:25,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:25,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 274 states and 403 transitions. [2023-11-11 23:51:25,008 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 403 transitions. [2023-11-11 23:51:25,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-11 23:51:25,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:25,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:25,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:25,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-11 23:51:25,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:25,429 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 0 proven. 459 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:26,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:26,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 277 states and 410 transitions. [2023-11-11 23:51:26,178 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 410 transitions. [2023-11-11 23:51:26,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-11 23:51:26,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:26,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:26,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:26,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:26,262 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:26,327 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-11-11 23:51:26,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:26,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 280 states and 413 transitions. [2023-11-11 23:51:26,730 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 413 transitions. [2023-11-11 23:51:26,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-11 23:51:26,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:26,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:26,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:26,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:26,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:26,899 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2023-11-11 23:51:27,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:27,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 282 states and 414 transitions. [2023-11-11 23:51:27,123 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 414 transitions. [2023-11-11 23:51:27,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-11 23:51:27,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:27,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:27,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:27,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-11 23:51:27,214 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:27,673 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 19 proven. 425 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:28,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:28,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 285 states and 417 transitions. [2023-11-11 23:51:28,392 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 417 transitions. [2023-11-11 23:51:28,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-11 23:51:28,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:28,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:28,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:28,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-11 23:51:28,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:28,736 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:29,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:29,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 288 states and 424 transitions. [2023-11-11 23:51:29,637 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 424 transitions. [2023-11-11 23:51:29,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-11 23:51:29,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:29,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:29,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:29,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:29,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:29,858 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2023-11-11 23:51:30,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:30,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 291 states and 427 transitions. [2023-11-11 23:51:30,386 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 427 transitions. [2023-11-11 23:51:30,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-11 23:51:30,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:30,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:30,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:30,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:30,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:30,646 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-11 23:51:30,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:30,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 293 states and 428 transitions. [2023-11-11 23:51:30,890 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 428 transitions. [2023-11-11 23:51:30,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-11 23:51:30,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:30,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:31,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:31,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-11 23:51:31,006 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:31,401 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 20 proven. 477 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:32,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:32,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 296 states and 431 transitions. [2023-11-11 23:51:32,148 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 431 transitions. [2023-11-11 23:51:32,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-11 23:51:32,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:32,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:32,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:32,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-11 23:51:32,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:32,476 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:33,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:33,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 299 states and 438 transitions. [2023-11-11 23:51:33,226 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 438 transitions. [2023-11-11 23:51:33,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-11 23:51:33,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:33,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:33,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:33,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:33,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:33,489 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-11 23:51:33,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:33,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 302 states and 441 transitions. [2023-11-11 23:51:33,952 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 441 transitions. [2023-11-11 23:51:33,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-11 23:51:33,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:33,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:34,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:34,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:34,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:34,154 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2023-11-11 23:51:34,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:34,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 304 states and 442 transitions. [2023-11-11 23:51:34,397 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 442 transitions. [2023-11-11 23:51:34,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-11 23:51:34,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:34,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:34,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:34,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-11 23:51:34,503 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:34,955 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 21 proven. 532 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:35,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:35,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 307 states and 445 transitions. [2023-11-11 23:51:35,690 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 445 transitions. [2023-11-11 23:51:35,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-11 23:51:35,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:35,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:35,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:35,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-11 23:51:35,874 INFO L285 TraceCheckSpWp]: Computing forward predicates...