./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test2-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3503c417-f919-4214-91f9-eefbcc97e87d/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3503c417-f919-4214-91f9-eefbcc97e87d/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3503c417-f919-4214-91f9-eefbcc97e87d/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3503c417-f919-4214-91f9-eefbcc97e87d/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3503c417-f919-4214-91f9-eefbcc97e87d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3503c417-f919-4214-91f9-eefbcc97e87d/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e277983cfe4b30513b023d34f2b840358d8a25fd7a5c39241cadd105379bfb92 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:12:02,052 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:12:02,192 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3503c417-f919-4214-91f9-eefbcc97e87d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:12:02,203 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:12:02,204 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:12:02,239 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:12:02,241 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:12:02,241 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:12:02,242 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:12:02,249 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:12:02,251 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:12:02,251 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:12:02,252 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:12:02,254 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:12:02,254 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:12:02,255 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:12:02,255 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:12:02,256 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:12:02,256 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:12:02,257 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:12:02,257 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:12:02,258 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:12:02,258 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:12:02,259 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:12:02,260 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:02,260 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:12:02,261 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:12:02,261 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:12:02,262 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:12:02,262 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_3503c417-f919-4214-91f9-eefbcc97e87d/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3503c417-f919-4214-91f9-eefbcc97e87d/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e277983cfe4b30513b023d34f2b840358d8a25fd7a5c39241cadd105379bfb92 [2023-11-24 22:12:02,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:12:02,570 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:12:02,572 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:12:02,574 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:12:02,574 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:12:02,576 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3503c417-f919-4214-91f9-eefbcc97e87d/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test2-1.i [2023-11-24 22:12:05,646 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:12:06,068 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:12:06,069 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3503c417-f919-4214-91f9-eefbcc97e87d/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test2-1.i [2023-11-24 22:12:06,098 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3503c417-f919-4214-91f9-eefbcc97e87d/bin/ukojak-verify-afCqCEvfdi/data/2ca3709b1/50d5f987e69b45b788ab32adb62ea217/FLAG463e2e72a [2023-11-24 22:12:06,113 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3503c417-f919-4214-91f9-eefbcc97e87d/bin/ukojak-verify-afCqCEvfdi/data/2ca3709b1/50d5f987e69b45b788ab32adb62ea217 [2023-11-24 22:12:06,116 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:12:06,118 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:12:06,120 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:06,120 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:12:06,126 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:12:06,127 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:06" (1/1) ... [2023-11-24 22:12:06,128 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72e708a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:06, skipping insertion in model container [2023-11-24 22:12:06,128 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:06" (1/1) ... [2023-11-24 22:12:06,283 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:12:06,896 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:06,915 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:12:07,097 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:07,163 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:07,172 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:12:07,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:07 WrapperNode [2023-11-24 22:12:07,172 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:07,174 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:07,174 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:12:07,174 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:12:07,183 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:07" (1/1) ... [2023-11-24 22:12:07,234 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:07" (1/1) ... [2023-11-24 22:12:07,317 INFO L138 Inliner]: procedures = 207, calls = 230, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 1208 [2023-11-24 22:12:07,317 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:07,318 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:12:07,318 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:12:07,319 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:12:07,331 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:07" (1/1) ... [2023-11-24 22:12:07,333 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:07" (1/1) ... [2023-11-24 22:12:07,363 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:07" (1/1) ... [2023-11-24 22:12:07,364 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:07" (1/1) ... [2023-11-24 22:12:07,436 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:07" (1/1) ... [2023-11-24 22:12:07,454 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:07" (1/1) ... [2023-11-24 22:12:07,472 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:07" (1/1) ... [2023-11-24 22:12:07,489 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:07" (1/1) ... [2023-11-24 22:12:07,501 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:12:07,516 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:12:07,516 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:12:07,516 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:12:07,517 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:07" (1/1) ... [2023-11-24 22:12:07,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:07,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3503c417-f919-4214-91f9-eefbcc97e87d/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:12:07,552 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3503c417-f919-4214-91f9-eefbcc97e87d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:12:07,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3503c417-f919-4214-91f9-eefbcc97e87d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:12:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:12:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 22:12:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:12:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:12:07,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:12:07,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:12:07,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:12:07,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:12:07,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:12:07,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:12:07,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:12:07,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:12:07,827 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:12:07,830 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:12:09,921 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:12:11,351 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:12:11,352 INFO L309 CfgBuilder]: Removed 54 assume(true) statements. [2023-11-24 22:12:11,354 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:11 BoogieIcfgContainer [2023-11-24 22:12:11,355 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:12:11,356 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:12:11,356 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:12:11,366 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:12:11,366 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:11" (1/1) ... [2023-11-24 22:12:11,376 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:12:11,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:11,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 776 states and 878 transitions. [2023-11-24 22:12:11,449 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 878 transitions. [2023-11-24 22:12:11,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:12:11,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:11,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:11,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:11,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:11,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:11,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 777 states and 879 transitions. [2023-11-24 22:12:11,779 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 879 transitions. [2023-11-24 22:12:11,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:12:11,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:11,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:11,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:11,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:11,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:11,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 776 states and 878 transitions. [2023-11-24 22:12:11,914 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 878 transitions. [2023-11-24 22:12:11,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:12:11,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:11,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:11,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:12,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:12,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:12,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 775 states and 877 transitions. [2023-11-24 22:12:12,275 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 877 transitions. [2023-11-24 22:12:12,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:12:12,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:12,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:12,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:12,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:12,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:12,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 776 states and 879 transitions. [2023-11-24 22:12:12,465 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 879 transitions. [2023-11-24 22:12:12,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:12:12,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:12,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:12,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:12,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:12,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:12,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 776 states and 878 transitions. [2023-11-24 22:12:12,606 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 878 transitions. [2023-11-24 22:12:12,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:12:12,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:12,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:12,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:12,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:12,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:12,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 775 states and 877 transitions. [2023-11-24 22:12:12,667 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 877 transitions. [2023-11-24 22:12:12,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:12:12,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:12,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:12,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:12,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:12,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:12,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 777 states and 880 transitions. [2023-11-24 22:12:12,802 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 880 transitions. [2023-11-24 22:12:12,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:12:12,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:12,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:12,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:12,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:12,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:12,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 776 states and 879 transitions. [2023-11-24 22:12:12,947 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 879 transitions. [2023-11-24 22:12:12,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:12:12,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:12,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:12,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:13,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:13,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:13,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 777 states and 880 transitions. [2023-11-24 22:12:13,221 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 880 transitions. [2023-11-24 22:12:13,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:12:13,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:13,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:13,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:13,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:13,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:13,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 778 states and 882 transitions. [2023-11-24 22:12:13,323 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 882 transitions. [2023-11-24 22:12:13,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:12:13,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:13,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:13,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:13,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:13,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:13,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 778 states and 881 transitions. [2023-11-24 22:12:13,389 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 881 transitions. [2023-11-24 22:12:13,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:12:13,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:13,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:13,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:13,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:13,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:13,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 779 states and 883 transitions. [2023-11-24 22:12:13,663 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 883 transitions. [2023-11-24 22:12:13,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:12:13,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:13,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:13,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:13,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:14,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:14,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 780 states and 885 transitions. [2023-11-24 22:12:14,088 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 885 transitions. [2023-11-24 22:12:14,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:12:14,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:14,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:14,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:14,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:14,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:14,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 781 states and 887 transitions. [2023-11-24 22:12:14,282 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 887 transitions. [2023-11-24 22:12:14,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:12:14,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:14,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:14,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:14,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:14,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:14,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 783 states and 890 transitions. [2023-11-24 22:12:14,459 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 890 transitions. [2023-11-24 22:12:14,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:12:14,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:14,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:14,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:14,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:14,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:14,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 782 states and 889 transitions. [2023-11-24 22:12:14,540 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 889 transitions. [2023-11-24 22:12:14,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:12:14,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:14,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:14,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:14,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:14,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:14,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 783 states and 890 transitions. [2023-11-24 22:12:14,639 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 890 transitions. [2023-11-24 22:12:14,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:12:14,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:14,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:14,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:14,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:14,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:14,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 789 states and 900 transitions. [2023-11-24 22:12:14,950 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 900 transitions. [2023-11-24 22:12:14,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:12:14,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:14,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:14,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:14,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:15,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:15,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 790 states and 902 transitions. [2023-11-24 22:12:15,008 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 902 transitions. [2023-11-24 22:12:15,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:12:15,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:15,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:15,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:15,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:15,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:15,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 793 states and 906 transitions. [2023-11-24 22:12:15,101 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 906 transitions. [2023-11-24 22:12:15,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:12:15,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:15,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:15,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:15,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:12:15,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:15,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:15,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:15,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 793 states and 904 transitions. [2023-11-24 22:12:15,195 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 904 transitions. [2023-11-24 22:12:15,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:12:15,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:15,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:15,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:15,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:15,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:15,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 793 states and 896 transitions. [2023-11-24 22:12:15,227 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 896 transitions. [2023-11-24 22:12:15,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:12:15,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:15,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:15,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:15,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:15,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:15,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 798 states and 902 transitions. [2023-11-24 22:12:15,382 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 902 transitions. [2023-11-24 22:12:15,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:12:15,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:15,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:15,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:15,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:15,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:15,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 761 states and 860 transitions. [2023-11-24 22:12:15,658 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 860 transitions. [2023-11-24 22:12:15,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:12:15,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:15,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:15,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:15,725 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:12:15,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:15,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:15,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:15,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 761 states and 856 transitions. [2023-11-24 22:12:15,741 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 856 transitions. [2023-11-24 22:12:15,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:12:15,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:15,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:15,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:15,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:16,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:16,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 762 states and 857 transitions. [2023-11-24 22:12:16,060 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 857 transitions. [2023-11-24 22:12:16,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:12:16,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:16,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:16,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:16,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:12:16,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:16,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:16,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:16,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 762 states and 855 transitions. [2023-11-24 22:12:16,155 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 855 transitions. [2023-11-24 22:12:16,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:12:16,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:16,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:16,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:16,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:12:16,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:16,281 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-24 22:12:16,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:16,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:16,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 764 states and 859 transitions. [2023-11-24 22:12:16,436 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 859 transitions. [2023-11-24 22:12:16,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:12:16,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:16,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:16,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:16,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:12:16,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:16,537 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:16,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:17,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:17,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 769 states and 867 transitions. [2023-11-24 22:12:17,303 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 867 transitions. [2023-11-24 22:12:17,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:12:17,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:17,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:17,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:17,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:17,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:17,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 772 states and 872 transitions. [2023-11-24 22:12:17,608 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 872 transitions. [2023-11-24 22:12:17,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:12:17,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:17,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:17,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:17,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:12:17,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:17,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:17,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:17,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 771 states and 871 transitions. [2023-11-24 22:12:17,738 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 871 transitions. [2023-11-24 22:12:17,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:12:17,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:17,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:17,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:17,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:12:17,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:17,819 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:18,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:18,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:18,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 772 states and 872 transitions. [2023-11-24 22:12:18,182 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 872 transitions. [2023-11-24 22:12:18,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:12:18,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:18,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:18,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:18,248 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:12:18,250 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:18,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:18,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:18,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 774 states and 878 transitions. [2023-11-24 22:12:18,807 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 878 transitions. [2023-11-24 22:12:18,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:12:18,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:18,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:18,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:18,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:12:18,881 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:18,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:18,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:18,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 773 states and 877 transitions. [2023-11-24 22:12:18,912 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 877 transitions. [2023-11-24 22:12:18,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:12:18,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:18,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:18,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:18,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:12:18,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:18,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:19,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:19,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:19,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 774 states and 879 transitions. [2023-11-24 22:12:19,558 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 879 transitions. [2023-11-24 22:12:19,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:12:19,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:19,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:19,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:19,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:19,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:19,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 777 states and 883 transitions. [2023-11-24 22:12:19,741 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 883 transitions. [2023-11-24 22:12:19,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:12:19,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:19,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:19,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:19,824 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:12:19,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:19,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:19,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:19,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 776 states and 882 transitions. [2023-11-24 22:12:19,856 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 882 transitions. [2023-11-24 22:12:19,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:12:19,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:19,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:19,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:19,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:12:19,940 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:19,949 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:20,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:20,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:20,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 777 states and 884 transitions. [2023-11-24 22:12:20,466 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 884 transitions. [2023-11-24 22:12:20,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:12:20,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:20,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:20,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:20,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:12:20,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:20,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:20,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:20,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 780 states and 890 transitions. [2023-11-24 22:12:20,819 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 890 transitions. [2023-11-24 22:12:20,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:12:20,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:20,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:20,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:20,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:12:20,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:20,898 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:21,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:21,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:21,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 781 states and 893 transitions. [2023-11-24 22:12:21,156 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 893 transitions. [2023-11-24 22:12:21,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:12:21,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:21,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:21,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:21,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:12:21,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:21,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:21,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:21,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 781 states and 892 transitions. [2023-11-24 22:12:21,549 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 892 transitions. [2023-11-24 22:12:21,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:12:21,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:21,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:21,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:21,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:21,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:21,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 784 states and 896 transitions. [2023-11-24 22:12:21,636 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 896 transitions. [2023-11-24 22:12:21,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:12:21,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:21,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:21,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:21,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:12:21,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:21,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:21,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:21,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 783 states and 895 transitions. [2023-11-24 22:12:21,743 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 895 transitions. [2023-11-24 22:12:21,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:12:21,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:21,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:21,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:21,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:12:21,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:21,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:21,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:22,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:22,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 784 states and 897 transitions. [2023-11-24 22:12:22,419 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 897 transitions. [2023-11-24 22:12:22,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:12:22,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:22,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:22,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:22,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:12:22,489 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:22,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:22,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:22,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 787 states and 901 transitions. [2023-11-24 22:12:22,541 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 901 transitions. [2023-11-24 22:12:22,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:12:22,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:22,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:22,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:22,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:12:22,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:22,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:22,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:22,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 786 states and 900 transitions. [2023-11-24 22:12:22,652 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 900 transitions. [2023-11-24 22:12:22,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:12:22,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:22,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:22,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:22,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:12:22,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:22,747 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:22,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:23,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:23,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 787 states and 902 transitions. [2023-11-24 22:12:23,360 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 902 transitions. [2023-11-24 22:12:23,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:12:23,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:23,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:23,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:23,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:24,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:24,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 796 states and 916 transitions. [2023-11-24 22:12:24,180 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 916 transitions. [2023-11-24 22:12:24,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:12:24,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:24,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:24,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:24,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:12:24,259 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:24,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:24,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:24,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 795 states and 915 transitions. [2023-11-24 22:12:24,292 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 915 transitions. [2023-11-24 22:12:24,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:12:24,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:24,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:24,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:24,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:12:24,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:24,387 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:24,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:24,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:24,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 796 states and 917 transitions. [2023-11-24 22:12:24,980 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 917 transitions. [2023-11-24 22:12:24,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:12:24,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:24,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:25,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:25,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:12:25,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:25,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:25,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:25,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 799 states and 921 transitions. [2023-11-24 22:12:25,098 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 921 transitions. [2023-11-24 22:12:25,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:12:25,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:25,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:25,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:25,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:12:25,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:25,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:25,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:25,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 798 states and 920 transitions. [2023-11-24 22:12:25,206 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 920 transitions. [2023-11-24 22:12:25,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:12:25,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:25,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:25,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:25,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:12:25,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:25,287 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:25,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:25,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:25,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 799 states and 922 transitions. [2023-11-24 22:12:25,927 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 922 transitions. [2023-11-24 22:12:25,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:12:25,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:25,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:25,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:25,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:26,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:26,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 802 states and 926 transitions. [2023-11-24 22:12:26,007 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 926 transitions. [2023-11-24 22:12:26,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:12:26,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:26,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:26,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:26,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:12:26,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:26,090 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:26,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:26,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:26,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 803 states and 929 transitions. [2023-11-24 22:12:26,410 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 929 transitions. [2023-11-24 22:12:26,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:12:26,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:26,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:26,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:26,498 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:12:26,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:26,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:26,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:26,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 803 states and 928 transitions. [2023-11-24 22:12:26,882 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 928 transitions. [2023-11-24 22:12:26,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:12:26,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:26,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:26,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:26,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:12:26,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:26,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:27,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:27,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 806 states and 932 transitions. [2023-11-24 22:12:27,030 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 932 transitions. [2023-11-24 22:12:27,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:12:27,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:27,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:27,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:27,116 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:12:27,117 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:27,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:27,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:27,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 805 states and 931 transitions. [2023-11-24 22:12:27,163 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 931 transitions. [2023-11-24 22:12:27,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:12:27,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:27,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:27,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:27,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:12:27,320 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:27,328 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:27,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:28,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:28,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 806 states and 933 transitions. [2023-11-24 22:12:28,196 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 933 transitions. [2023-11-24 22:12:28,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:12:28,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:28,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:28,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:28,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:28,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:28,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 809 states and 937 transitions. [2023-11-24 22:12:28,304 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 937 transitions. [2023-11-24 22:12:28,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:12:28,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:28,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:28,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:28,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:12:28,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:28,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:28,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:28,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 808 states and 936 transitions. [2023-11-24 22:12:28,442 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 936 transitions. [2023-11-24 22:12:28,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:12:28,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:28,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:28,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:28,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:12:28,531 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:28,538 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:28,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:29,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:29,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 809 states and 938 transitions. [2023-11-24 22:12:29,453 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 938 transitions. [2023-11-24 22:12:29,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:12:29,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:29,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:29,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:29,547 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:12:29,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:29,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:29,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:29,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 812 states and 942 transitions. [2023-11-24 22:12:29,621 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 942 transitions. [2023-11-24 22:12:29,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:12:29,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:29,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:29,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:29,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:30,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:30,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 828 states and 960 transitions. [2023-11-24 22:12:30,506 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 960 transitions. [2023-11-24 22:12:30,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:12:30,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:30,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:30,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:30,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:32,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:32,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 849 states and 992 transitions. [2023-11-24 22:12:32,835 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 992 transitions. [2023-11-24 22:12:32,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:12:32,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:32,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:32,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:32,916 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:12:32,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:32,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:32,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:32,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 852 states and 996 transitions. [2023-11-24 22:12:32,983 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 996 transitions. [2023-11-24 22:12:32,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:12:32,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:32,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:32,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:33,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:33,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:33,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 855 states and 1000 transitions. [2023-11-24 22:12:33,610 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1000 transitions. [2023-11-24 22:12:33,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:12:33,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:33,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:33,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:33,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:12:33,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:33,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:43,732 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:12:43,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:43,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 855 states and 998 transitions. [2023-11-24 22:12:43,766 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 998 transitions. [2023-11-24 22:12:43,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:12:43,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:43,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:43,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:43,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:12:43,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:43,858 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-24 22:12:43,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:44,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:44,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 871 states and 1016 transitions. [2023-11-24 22:12:44,752 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1016 transitions. [2023-11-24 22:12:44,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:12:44,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:44,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:44,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:44,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:12:44,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:44,838 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:44,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:45,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:45,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 887 states and 1041 transitions. [2023-11-24 22:12:45,793 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1041 transitions. [2023-11-24 22:12:45,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:12:45,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:45,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:45,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:45,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:45,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:45,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 890 states and 1045 transitions. [2023-11-24 22:12:45,858 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1045 transitions. [2023-11-24 22:12:45,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:12:45,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:45,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:45,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:46,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:46,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:46,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 893 states and 1049 transitions. [2023-11-24 22:12:46,205 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1049 transitions. [2023-11-24 22:12:46,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:12:46,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:46,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:46,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:46,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 22:12:46,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:46,364 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:46,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.