./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstrncmp-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_a8a82784-b950-4005-a892-1f68543ab243/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a82784-b950-4005-a892-1f68543ab243/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a82784-b950-4005-a892-1f68543ab243/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a82784-b950-4005-a892-1f68543ab243/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstrncmp-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a82784-b950-4005-a892-1f68543ab243/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a82784-b950-4005-a892-1f68543ab243/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e0283c4a072a13e5b82b0728b718582152e385c6ee1404b3ed9be4e37b84a0b2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:05:39,149 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:05:39,264 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a82784-b950-4005-a892-1f68543ab243/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:05:39,278 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:05:39,279 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:05:39,326 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:05:39,329 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:05:39,330 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:05:39,331 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:05:39,336 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:05:39,337 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:05:39,337 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:05:39,338 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:05:39,340 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:05:39,340 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:05:39,341 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:05:39,341 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:05:39,342 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:05:39,342 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:05:39,343 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:05:39,343 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:05:39,344 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:05:39,345 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:05:39,345 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:05:39,346 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:05:39,347 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:05:39,347 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:05:39,348 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:05:39,348 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:05:39,349 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:05:39,350 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:05:39,351 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:05:39,351 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:05:39,351 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:05:39,352 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:05:39,352 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_a8a82784-b950-4005-a892-1f68543ab243/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a82784-b950-4005-a892-1f68543ab243/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0283c4a072a13e5b82b0728b718582152e385c6ee1404b3ed9be4e37b84a0b2 [2023-11-23 20:05:39,666 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:05:39,703 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:05:39,706 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:05:39,708 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:05:39,709 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:05:39,711 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a82784-b950-4005-a892-1f68543ab243/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/array-memsafety/openbsd_cstrncmp-alloca-2.i [2023-11-23 20:05:43,065 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:05:43,402 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:05:43,404 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a82784-b950-4005-a892-1f68543ab243/sv-benchmarks/c/array-memsafety/openbsd_cstrncmp-alloca-2.i [2023-11-23 20:05:43,426 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a82784-b950-4005-a892-1f68543ab243/bin/ukojak-verify-1t5iHCbJaC/data/660ba8760/9293eb043b134500afa2d3c14a26ca75/FLAG2dca78852 [2023-11-23 20:05:43,444 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a82784-b950-4005-a892-1f68543ab243/bin/ukojak-verify-1t5iHCbJaC/data/660ba8760/9293eb043b134500afa2d3c14a26ca75 [2023-11-23 20:05:43,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:05:43,452 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:05:43,456 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:05:43,456 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:05:43,464 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:05:43,465 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:05:43" (1/1) ... [2023-11-23 20:05:43,466 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27bd2a99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:43, skipping insertion in model container [2023-11-23 20:05:43,466 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:05:43" (1/1) ... [2023-11-23 20:05:43,522 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:05:43,918 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:05:43,932 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:05:44,019 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:05:44,054 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:05:44,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:44 WrapperNode [2023-11-23 20:05:44,055 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:05:44,056 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:05:44,056 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:05:44,056 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:05:44,064 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:44" (1/1) ... [2023-11-23 20:05:44,097 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:44" (1/1) ... [2023-11-23 20:05:44,135 INFO L138 Inliner]: procedures = 117, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 123 [2023-11-23 20:05:44,136 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:05:44,137 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:05:44,137 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:05:44,137 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:05:44,147 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:44" (1/1) ... [2023-11-23 20:05:44,148 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:44" (1/1) ... [2023-11-23 20:05:44,168 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:44" (1/1) ... [2023-11-23 20:05:44,168 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:44" (1/1) ... [2023-11-23 20:05:44,175 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:44" (1/1) ... [2023-11-23 20:05:44,189 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:44" (1/1) ... [2023-11-23 20:05:44,190 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:44" (1/1) ... [2023-11-23 20:05:44,196 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:44" (1/1) ... [2023-11-23 20:05:44,203 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:05:44,204 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:05:44,205 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:05:44,205 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:05:44,206 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:44" (1/1) ... [2023-11-23 20:05:44,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:05:44,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a82784-b950-4005-a892-1f68543ab243/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:05:44,238 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a82784-b950-4005-a892-1f68543ab243/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:05:44,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a82784-b950-4005-a892-1f68543ab243/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:05:44,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:05:44,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:05:44,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:05:44,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:05:44,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:05:44,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:05:44,388 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:05:44,390 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:05:44,720 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:05:44,799 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:05:44,800 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 20:05:44,801 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:05:44 BoogieIcfgContainer [2023-11-23 20:05:44,802 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:05:44,803 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:05:44,803 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:05:44,813 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:05:44,814 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:05:44" (1/1) ... [2023-11-23 20:05:44,823 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:05:44,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:44,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 41 states and 49 transitions. [2023-11-23 20:05:44,880 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2023-11-23 20:05:44,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-23 20:05:44,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:44,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:44,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:45,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:45,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:45,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 42 states and 50 transitions. [2023-11-23 20:05:45,301 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2023-11-23 20:05:45,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:05:45,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:45,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:45,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:45,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:45,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:45,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 44 states and 53 transitions. [2023-11-23 20:05:45,508 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2023-11-23 20:05:45,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:05:45,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:45,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:45,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:45,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:45,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:45,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2023-11-23 20:05:45,908 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2023-11-23 20:05:45,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:05:45,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:45,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:45,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:45,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:46,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:46,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 49 states and 64 transitions. [2023-11-23 20:05:46,031 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2023-11-23 20:05:46,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:05:46,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:46,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:46,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:46,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:46,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:46,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 54 states and 74 transitions. [2023-11-23 20:05:46,512 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 74 transitions. [2023-11-23 20:05:46,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:05:46,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:46,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:46,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:46,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:46,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:46,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 55 states and 75 transitions. [2023-11-23 20:05:46,980 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 75 transitions. [2023-11-23 20:05:46,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:05:46,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:46,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:46,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:47,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:47,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:47,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 61 states and 87 transitions. [2023-11-23 20:05:47,576 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 87 transitions. [2023-11-23 20:05:47,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:05:47,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:47,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:47,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:47,630 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:48,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:48,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 65 states and 93 transitions. [2023-11-23 20:05:48,028 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 93 transitions. [2023-11-23 20:05:48,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:05:48,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:48,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:48,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:48,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:48,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:48,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 69 states and 101 transitions. [2023-11-23 20:05:48,553 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 101 transitions. [2023-11-23 20:05:48,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:05:48,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:48,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:48,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:48,677 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:49,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:49,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 73 states and 111 transitions. [2023-11-23 20:05:49,228 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 111 transitions. [2023-11-23 20:05:49,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:05:49,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:49,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:49,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:49,278 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:49,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:49,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 74 states and 112 transitions. [2023-11-23 20:05:49,440 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 112 transitions. [2023-11-23 20:05:49,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:05:49,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:49,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:49,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:49,517 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:49,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:49,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 76 states and 114 transitions. [2023-11-23 20:05:49,709 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 114 transitions. [2023-11-23 20:05:49,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:05:49,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:49,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:49,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:49,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:49,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:49,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 77 states and 117 transitions. [2023-11-23 20:05:49,793 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 117 transitions. [2023-11-23 20:05:49,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:05:49,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:49,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:49,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:49,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:50,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:50,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 83 states and 129 transitions. [2023-11-23 20:05:50,580 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 129 transitions. [2023-11-23 20:05:50,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:05:50,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:50,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:50,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:50,731 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:51,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:51,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 88 states and 144 transitions. [2023-11-23 20:05:51,534 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 144 transitions. [2023-11-23 20:05:51,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:05:51,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:51,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:51,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:51,578 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:05:52,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:52,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 93 states and 156 transitions. [2023-11-23 20:05:52,350 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 156 transitions. [2023-11-23 20:05:52,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:05:52,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:52,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:52,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:52,429 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:52,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:52,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 95 states and 157 transitions. [2023-11-23 20:05:52,630 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 157 transitions. [2023-11-23 20:05:52,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:05:52,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:52,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:52,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:52,707 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:05:52,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:52,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 96 states and 157 transitions. [2023-11-23 20:05:52,922 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 157 transitions. [2023-11-23 20:05:52,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:05:52,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:52,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:52,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:52,973 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:53,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:53,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 97 states and 157 transitions. [2023-11-23 20:05:53,210 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 157 transitions. [2023-11-23 20:05:53,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:05:53,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:53,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:53,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:53,273 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:05:53,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:53,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 99 states and 158 transitions. [2023-11-23 20:05:53,523 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 158 transitions. [2023-11-23 20:05:53,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:05:53,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:53,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:53,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:53,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:54,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:54,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 100 states and 160 transitions. [2023-11-23 20:05:54,465 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 160 transitions. [2023-11-23 20:05:54,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:05:54,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:54,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:54,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:54,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:55,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:55,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 107 states and 172 transitions. [2023-11-23 20:05:55,737 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 172 transitions. [2023-11-23 20:05:55,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:05:55,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:55,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:55,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:55,771 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:05:56,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:56,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 108 states and 172 transitions. [2023-11-23 20:05:56,706 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 172 transitions. [2023-11-23 20:05:56,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:05:56,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:56,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:56,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:56,738 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:05:57,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:57,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 113 states and 181 transitions. [2023-11-23 20:05:57,867 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 181 transitions. [2023-11-23 20:05:57,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:05:57,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:57,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:57,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:57,922 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:05:58,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:58,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 115 states and 182 transitions. [2023-11-23 20:05:58,228 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 182 transitions. [2023-11-23 20:05:58,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:05:58,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:58,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:58,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:58,268 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:05:58,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:58,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 116 states and 182 transitions. [2023-11-23 20:05:58,560 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 182 transitions. [2023-11-23 20:05:58,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:05:58,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:58,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:58,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:58,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:59,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:59,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 120 states and 189 transitions. [2023-11-23 20:05:59,541 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 189 transitions. [2023-11-23 20:05:59,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:05:59,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:59,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:59,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:59,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:00,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:00,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 124 states and 193 transitions. [2023-11-23 20:06:00,147 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 193 transitions. [2023-11-23 20:06:00,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:06:00,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:00,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:00,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:00,168 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:06:01,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:01,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 126 states and 197 transitions. [2023-11-23 20:06:01,120 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 197 transitions. [2023-11-23 20:06:01,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:06:01,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:01,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:01,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:01,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:01,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:02,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 131 states and 202 transitions. [2023-11-23 20:06:02,000 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 202 transitions. [2023-11-23 20:06:02,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:06:02,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:02,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:02,242 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:03,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:03,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 135 states and 213 transitions. [2023-11-23 20:06:03,325 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 213 transitions. [2023-11-23 20:06:03,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:06:03,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:03,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:03,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:03,399 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:03,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:03,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 136 states and 214 transitions. [2023-11-23 20:06:03,694 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 214 transitions. [2023-11-23 20:06:03,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:06:03,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:03,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:03,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:03,776 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:04,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:04,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 138 states and 216 transitions. [2023-11-23 20:06:04,097 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 216 transitions. [2023-11-23 20:06:04,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:06:04,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:04,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:04,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:04,323 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:04,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:04,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 108 states and 158 transitions. [2023-11-23 20:06:04,628 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 158 transitions. [2023-11-23 20:06:04,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:06:04,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:04,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:04,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:04,943 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:06,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:06,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 113 states and 173 transitions. [2023-11-23 20:06:06,492 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 173 transitions. [2023-11-23 20:06:06,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:06:06,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:06,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:06,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:06,516 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:06:07,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:07,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 118 states and 185 transitions. [2023-11-23 20:06:07,979 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 185 transitions. [2023-11-23 20:06:07,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:06:07,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:07,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:07,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:08,034 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:08,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:08,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 120 states and 186 transitions. [2023-11-23 20:06:08,514 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 186 transitions. [2023-11-23 20:06:08,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:06:08,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:08,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:08,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:08,556 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:06:08,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:08,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 121 states and 186 transitions. [2023-11-23 20:06:08,975 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 186 transitions. [2023-11-23 20:06:08,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:06:08,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:08,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:08,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:09,047 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:09,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:09,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 122 states and 186 transitions. [2023-11-23 20:06:09,464 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 186 transitions. [2023-11-23 20:06:09,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:06:09,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:09,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:09,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:09,489 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:06:09,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:09,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 124 states and 187 transitions. [2023-11-23 20:06:09,976 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 187 transitions. [2023-11-23 20:06:09,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:06:09,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:09,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:09,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:10,402 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:11,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:11,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 129 states and 204 transitions. [2023-11-23 20:06:11,852 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 204 transitions. [2023-11-23 20:06:11,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:06:11,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:11,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:11,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:11,903 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:06:13,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:13,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 134 states and 214 transitions. [2023-11-23 20:06:13,346 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 214 transitions. [2023-11-23 20:06:13,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:06:13,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:13,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:13,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:13,390 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:06:13,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:13,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 135 states and 215 transitions. [2023-11-23 20:06:13,837 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 215 transitions. [2023-11-23 20:06:13,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:06:13,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:13,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:13,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:13,876 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:06:14,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:14,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 136 states and 215 transitions. [2023-11-23 20:06:14,270 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 215 transitions. [2023-11-23 20:06:14,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:06:14,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:14,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:14,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:14,336 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:14,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:14,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 138 states and 216 transitions. [2023-11-23 20:06:14,795 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 216 transitions. [2023-11-23 20:06:14,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:06:14,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:14,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:14,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:14,853 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:15,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:15,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 139 states and 216 transitions. [2023-11-23 20:06:15,261 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 216 transitions. [2023-11-23 20:06:15,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:06:15,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:15,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:15,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:15,299 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:06:17,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:17,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 140 states and 216 transitions. [2023-11-23 20:06:17,065 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 216 transitions. [2023-11-23 20:06:17,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:06:17,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:17,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:17,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:17,095 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:06:19,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:19,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 145 states and 225 transitions. [2023-11-23 20:06:19,010 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 225 transitions. [2023-11-23 20:06:19,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:06:19,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:19,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:19,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:19,030 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:06:19,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:19,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 147 states and 226 transitions. [2023-11-23 20:06:19,553 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 226 transitions. [2023-11-23 20:06:19,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:06:19,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:19,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:19,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:19,574 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:06:20,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:20,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 148 states and 226 transitions. [2023-11-23 20:06:20,042 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 226 transitions. [2023-11-23 20:06:20,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:06:20,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:20,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:20,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:20,074 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-23 20:06:21,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:21,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 148 states and 224 transitions. [2023-11-23 20:06:21,207 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 224 transitions. [2023-11-23 20:06:21,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:06:21,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:21,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:21,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:21,270 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:06:22,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:22,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 149 states and 226 transitions. [2023-11-23 20:06:22,750 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 226 transitions. [2023-11-23 20:06:22,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:06:22,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:22,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:22,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:22,786 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:06:23,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:23,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 150 states and 227 transitions. [2023-11-23 20:06:23,772 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 227 transitions. [2023-11-23 20:06:23,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:06:23,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:23,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:23,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:23,819 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:06:24,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:24,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 148 states and 223 transitions. [2023-11-23 20:06:24,318 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 223 transitions. [2023-11-23 20:06:24,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:06:24,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:24,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:24,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:24,347 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:06:26,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:26,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 150 states and 227 transitions. [2023-11-23 20:06:26,067 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 227 transitions. [2023-11-23 20:06:26,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:06:26,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:26,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:26,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:26,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:26,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:26,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 149 states and 225 transitions. [2023-11-23 20:06:26,096 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 225 transitions. [2023-11-23 20:06:26,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:06:26,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:26,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:26,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:26,124 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-23 20:06:27,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:27,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 151 states and 227 transitions. [2023-11-23 20:06:27,222 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 227 transitions. [2023-11-23 20:06:27,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:06:27,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:27,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:27,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:27,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:27,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:27,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 150 states and 226 transitions. [2023-11-23 20:06:27,249 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 226 transitions. [2023-11-23 20:06:27,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:06:27,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:27,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:27,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:27,528 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:27,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:27,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 151 states and 226 transitions. [2023-11-23 20:06:27,958 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 226 transitions. [2023-11-23 20:06:27,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:06:27,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:27,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:27,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:28,425 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:29,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:29,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 156 states and 241 transitions. [2023-11-23 20:06:29,972 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 241 transitions. [2023-11-23 20:06:29,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:06:29,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:29,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:29,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:30,002 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:06:31,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:31,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 161 states and 248 transitions. [2023-11-23 20:06:31,600 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 248 transitions. [2023-11-23 20:06:31,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:06:31,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:31,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:31,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat