./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstrpbrk-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f678ae-1e13-4ded-ab99-c545b3bad868/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f678ae-1e13-4ded-ab99-c545b3bad868/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_f7f678ae-1e13-4ded-ab99-c545b3bad868/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f678ae-1e13-4ded-ab99-c545b3bad868/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstrpbrk-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f678ae-1e13-4ded-ab99-c545b3bad868/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f678ae-1e13-4ded-ab99-c545b3bad868/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d450427152972d80716d02c80706dd3b248a3fc7c05c71ffd29d66e32e1e82f2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:08:56,718 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:08:56,836 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f678ae-1e13-4ded-ab99-c545b3bad868/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:08:56,841 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:08:56,845 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:08:56,889 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:08:56,891 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:08:56,892 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:08:56,893 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:08:56,898 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:08:56,899 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:08:56,899 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:08:56,900 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:08:56,901 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:08:56,902 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:08:56,902 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:08:56,902 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:08:56,903 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:08:56,903 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:08:56,904 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:08:56,904 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:08:56,905 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:08:56,905 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:08:56,905 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:08:56,906 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:08:56,907 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:08:56,907 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:08:56,908 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:08:56,908 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:56,909 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:08:56,910 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:08:56,910 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:08:56,910 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:08:56,911 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:08:56,911 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:08:56,911 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_f7f678ae-1e13-4ded-ab99-c545b3bad868/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f678ae-1e13-4ded-ab99-c545b3bad868/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d450427152972d80716d02c80706dd3b248a3fc7c05c71ffd29d66e32e1e82f2 [2023-11-24 23:08:57,244 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:08:57,280 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:08:57,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:08:57,284 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:08:57,285 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:08:57,287 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f678ae-1e13-4ded-ab99-c545b3bad868/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/array-memsafety/openbsd_cstrpbrk-alloca-2.i [2023-11-24 23:09:00,297 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:09:00,567 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:09:00,568 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f678ae-1e13-4ded-ab99-c545b3bad868/sv-benchmarks/c/array-memsafety/openbsd_cstrpbrk-alloca-2.i [2023-11-24 23:09:00,583 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f678ae-1e13-4ded-ab99-c545b3bad868/bin/ukojak-verify-afCqCEvfdi/data/8af52219e/2dbbab7627984beaa4437f66f2168c5b/FLAG27f2cdaa3 [2023-11-24 23:09:00,599 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f678ae-1e13-4ded-ab99-c545b3bad868/bin/ukojak-verify-afCqCEvfdi/data/8af52219e/2dbbab7627984beaa4437f66f2168c5b [2023-11-24 23:09:00,602 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:09:00,603 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:09:00,605 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:09:00,605 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:09:00,611 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:09:00,612 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:09:00" (1/1) ... [2023-11-24 23:09:00,613 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53006e04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:00, skipping insertion in model container [2023-11-24 23:09:00,613 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:09:00" (1/1) ... [2023-11-24 23:09:00,692 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:09:01,128 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:09:01,140 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:09:01,208 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:09:01,244 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:09:01,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:01 WrapperNode [2023-11-24 23:09:01,245 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:09:01,246 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:09:01,246 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:09:01,247 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:09:01,255 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:01" (1/1) ... [2023-11-24 23:09:01,274 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:01" (1/1) ... [2023-11-24 23:09:01,304 INFO L138 Inliner]: procedures = 117, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 103 [2023-11-24 23:09:01,307 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:09:01,308 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:09:01,309 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:09:01,309 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:09:01,320 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:01" (1/1) ... [2023-11-24 23:09:01,320 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:01" (1/1) ... [2023-11-24 23:09:01,330 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:01" (1/1) ... [2023-11-24 23:09:01,331 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:01" (1/1) ... [2023-11-24 23:09:01,337 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:01" (1/1) ... [2023-11-24 23:09:01,346 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:01" (1/1) ... [2023-11-24 23:09:01,348 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:01" (1/1) ... [2023-11-24 23:09:01,350 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:01" (1/1) ... [2023-11-24 23:09:01,353 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:09:01,358 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:09:01,359 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:09:01,359 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:09:01,360 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:01" (1/1) ... [2023-11-24 23:09:01,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:09:01,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f678ae-1e13-4ded-ab99-c545b3bad868/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:09:01,398 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f678ae-1e13-4ded-ab99-c545b3bad868/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:09:01,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7f678ae-1e13-4ded-ab99-c545b3bad868/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:09:01,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:09:01,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:09:01,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:09:01,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:09:01,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:09:01,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:09:01,574 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:09:01,576 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:09:01,843 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:09:01,904 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:09:01,904 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-24 23:09:01,906 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:09:01 BoogieIcfgContainer [2023-11-24 23:09:01,906 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:09:01,907 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:09:01,907 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:09:01,918 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:09:01,919 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:09:01" (1/1) ... [2023-11-24 23:09:01,928 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:09:01,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:01,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2023-11-24 23:09:01,984 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2023-11-24 23:09:01,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:09:01,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:01,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:02,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:02,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:02,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:02,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 29 states and 37 transitions. [2023-11-24 23:09:02,425 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 37 transitions. [2023-11-24 23:09:02,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:09:02,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:02,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:02,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:02,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:02,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:02,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 30 states and 38 transitions. [2023-11-24 23:09:02,568 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2023-11-24 23:09:02,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:09:02,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:02,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:02,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:02,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:02,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:02,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2023-11-24 23:09:02,786 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2023-11-24 23:09:02,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:09:02,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:02,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:02,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:02,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:03,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:03,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 35 states and 49 transitions. [2023-11-24 23:09:03,142 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2023-11-24 23:09:03,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:09:03,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:03,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:03,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:03,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:03,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:03,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 37 states and 53 transitions. [2023-11-24 23:09:03,518 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 53 transitions. [2023-11-24 23:09:03,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:09:03,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:03,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:03,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:03,702 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:03,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:03,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 40 states and 58 transitions. [2023-11-24 23:09:03,948 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 58 transitions. [2023-11-24 23:09:03,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:09:03,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:03,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:03,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:03,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:04,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:04,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 40 states and 57 transitions. [2023-11-24 23:09:04,243 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2023-11-24 23:09:04,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:09:04,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:04,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:04,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:04,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:04,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:04,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 41 states and 58 transitions. [2023-11-24 23:09:04,343 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 58 transitions. [2023-11-24 23:09:04,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:09:04,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:04,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:04,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:04,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:05,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:05,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 48 states and 70 transitions. [2023-11-24 23:09:05,162 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 70 transitions. [2023-11-24 23:09:05,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:09:05,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:05,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:05,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:05,310 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:05,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:05,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 40 states and 57 transitions. [2023-11-24 23:09:05,366 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2023-11-24 23:09:05,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:09:05,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:05,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:05,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:05,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:06,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:06,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 44 states and 65 transitions. [2023-11-24 23:09:06,635 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 65 transitions. [2023-11-24 23:09:06,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:09:06,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:06,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:06,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:06,834 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:07,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:07,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 47 states and 71 transitions. [2023-11-24 23:09:07,149 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 71 transitions. [2023-11-24 23:09:07,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:09:07,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:07,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:07,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:07,188 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:09:07,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:07,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 70 transitions. [2023-11-24 23:09:07,553 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 70 transitions. [2023-11-24 23:09:07,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:09:07,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:07,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:07,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:07,732 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:08,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:08,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 49 states and 76 transitions. [2023-11-24 23:09:08,087 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 76 transitions. [2023-11-24 23:09:08,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:09:08,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:08,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:08,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:08,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:08,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:08,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 52 states and 80 transitions. [2023-11-24 23:09:08,528 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 80 transitions. [2023-11-24 23:09:08,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:09:08,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:08,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:08,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:08,739 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:09,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:09,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2023-11-24 23:09:09,363 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2023-11-24 23:09:09,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:09:09,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:09,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:09,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:09,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:09,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:09,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 58 states and 91 transitions. [2023-11-24 23:09:09,905 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 91 transitions. [2023-11-24 23:09:09,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:09:09,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:09,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:09,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:09,953 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 23:09:10,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:10,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 58 states and 90 transitions. [2023-11-24 23:09:10,484 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 90 transitions. [2023-11-24 23:09:10,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:09:10,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:10,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:10,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:10,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:11,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:11,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 58 states and 89 transitions. [2023-11-24 23:09:11,087 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 89 transitions. [2023-11-24 23:09:11,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:09:11,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:11,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:11,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:11,311 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:11,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:11,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 61 states and 95 transitions. [2023-11-24 23:09:11,766 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 95 transitions. [2023-11-24 23:09:11,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:09:11,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:11,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:11,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:11,830 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 23:09:12,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:12,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 61 states and 94 transitions. [2023-11-24 23:09:12,404 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 94 transitions. [2023-11-24 23:09:12,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:09:12,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:12,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:12,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:12,451 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 23:09:13,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:13,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 63 states and 97 transitions. [2023-11-24 23:09:13,038 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 97 transitions. [2023-11-24 23:09:13,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:09:13,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:13,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:13,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:13,240 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:13,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:13,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 64 states and 97 transitions. [2023-11-24 23:09:13,482 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 97 transitions. [2023-11-24 23:09:13,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:09:13,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:13,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:13,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:13,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:16,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:16,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 72 states and 112 transitions. [2023-11-24 23:09:16,607 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 112 transitions. [2023-11-24 23:09:16,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:09:16,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:16,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:16,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:16,895 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:17,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:17,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 75 states and 120 transitions. [2023-11-24 23:09:17,624 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 120 transitions. [2023-11-24 23:09:17,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:09:17,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:17,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:17,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:17,664 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:09:18,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:18,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 78 states and 123 transitions. [2023-11-24 23:09:18,341 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 123 transitions. [2023-11-24 23:09:18,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:09:18,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:18,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:18,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:18,436 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:09:19,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:19,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 78 states and 122 transitions. [2023-11-24 23:09:19,162 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 122 transitions. [2023-11-24 23:09:19,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:09:19,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:19,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:19,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:19,198 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:09:19,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:19,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 78 states and 121 transitions. [2023-11-24 23:09:19,974 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 121 transitions. [2023-11-24 23:09:19,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:09:19,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:19,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:20,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:20,366 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:21,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:21,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 81 states and 128 transitions. [2023-11-24 23:09:21,001 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 128 transitions. [2023-11-24 23:09:21,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:09:21,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:21,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:21,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:21,035 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 23:09:21,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:21,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 81 states and 127 transitions. [2023-11-24 23:09:21,743 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 127 transitions. [2023-11-24 23:09:21,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:09:21,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:21,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:21,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:21,783 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:09:22,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:22,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 83 states and 128 transitions. [2023-11-24 23:09:22,205 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 128 transitions. [2023-11-24 23:09:22,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:09:22,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:22,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:22,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:22,525 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:23,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:23,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 86 states and 136 transitions. [2023-11-24 23:09:23,434 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 136 transitions. [2023-11-24 23:09:23,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:09:23,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:23,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:23,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:23,520 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-24 23:09:24,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:24,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 89 states and 139 transitions. [2023-11-24 23:09:24,419 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 139 transitions. [2023-11-24 23:09:24,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:09:24,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:24,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:24,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:24,501 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-24 23:09:25,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:25,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 89 states and 138 transitions. [2023-11-24 23:09:25,351 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 138 transitions. [2023-11-24 23:09:25,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:09:25,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:25,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:25,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:25,388 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 23:09:26,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:26,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 89 states and 137 transitions. [2023-11-24 23:09:26,263 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 137 transitions. [2023-11-24 23:09:26,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:09:26,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:26,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:26,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:26,721 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:27,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:27,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 92 states and 144 transitions. [2023-11-24 23:09:27,500 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 144 transitions. [2023-11-24 23:09:27,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:09:27,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:27,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:27,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:27,539 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 23:09:28,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:28,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 92 states and 143 transitions. [2023-11-24 23:09:28,288 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 143 transitions. [2023-11-24 23:09:28,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:09:28,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:28,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:28,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:28,335 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-24 23:09:28,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:28,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 94 states and 144 transitions. [2023-11-24 23:09:28,794 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 144 transitions. [2023-11-24 23:09:28,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:09:28,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:28,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:28,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:29,224 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:30,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:30,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 97 states and 152 transitions. [2023-11-24 23:09:30,262 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 152 transitions. [2023-11-24 23:09:30,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:09:30,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:30,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:30,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:30,308 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-24 23:09:31,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:31,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 100 states and 155 transitions. [2023-11-24 23:09:31,314 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 155 transitions. [2023-11-24 23:09:31,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:09:31,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:31,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:31,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:31,452 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-24 23:09:32,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:32,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 100 states and 154 transitions. [2023-11-24 23:09:32,466 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 154 transitions. [2023-11-24 23:09:32,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:09:32,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:32,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:32,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:32,514 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-24 23:09:33,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:33,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 100 states and 153 transitions. [2023-11-24 23:09:33,563 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 153 transitions. [2023-11-24 23:09:33,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:09:33,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:33,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:33,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:34,053 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:34,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:34,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 103 states and 160 transitions. [2023-11-24 23:09:34,912 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 160 transitions. [2023-11-24 23:09:34,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:09:34,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:34,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:34,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:34,962 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-11-24 23:09:35,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:35,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 103 states and 159 transitions. [2023-11-24 23:09:35,899 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 159 transitions. [2023-11-24 23:09:35,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:09:35,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:35,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:35,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:35,941 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-24 23:09:36,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:36,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 105 states and 160 transitions. [2023-11-24 23:09:36,475 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 160 transitions. [2023-11-24 23:09:36,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:09:36,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:36,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:36,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:36,961 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:38,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:38,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 108 states and 168 transitions. [2023-11-24 23:09:38,125 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 168 transitions. [2023-11-24 23:09:38,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:09:38,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:38,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:38,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:38,178 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-24 23:09:39,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:39,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 111 states and 171 transitions. [2023-11-24 23:09:39,307 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 171 transitions. [2023-11-24 23:09:39,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:09:39,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:39,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:39,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:39,373 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-24 23:09:40,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:40,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 111 states and 170 transitions. [2023-11-24 23:09:40,462 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 170 transitions. [2023-11-24 23:09:40,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:09:40,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:40,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:40,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:40,507 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-24 23:09:41,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:41,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 111 states and 169 transitions. [2023-11-24 23:09:41,667 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 169 transitions. [2023-11-24 23:09:41,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:09:41,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:41,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:41,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:42,192 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:43,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:43,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 114 states and 176 transitions. [2023-11-24 23:09:43,151 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 176 transitions. [2023-11-24 23:09:43,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:09:43,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:43,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:43,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:43,200 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2023-11-24 23:09:44,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:44,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 114 states and 175 transitions. [2023-11-24 23:09:44,208 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 175 transitions. [2023-11-24 23:09:44,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:09:44,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:44,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:44,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:44,248 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-24 23:09:44,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:44,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 116 states and 176 transitions. [2023-11-24 23:09:44,827 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 176 transitions. [2023-11-24 23:09:44,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:09:44,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:44,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:44,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:45,352 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:46,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:46,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 119 states and 184 transitions. [2023-11-24 23:09:46,635 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 184 transitions. [2023-11-24 23:09:46,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:09:46,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:46,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:46,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:46,684 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-24 23:09:48,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:48,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 122 states and 187 transitions. [2023-11-24 23:09:48,003 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 187 transitions. [2023-11-24 23:09:48,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:09:48,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:48,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:48,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:48,051 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked.