./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/nested5-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_dd82870c-4d56-46cf-a07d-c3e4e7f20e04/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd82870c-4d56-46cf-a07d-c3e4e7f20e04/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd82870c-4d56-46cf-a07d-c3e4e7f20e04/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd82870c-4d56-46cf-a07d-c3e4e7f20e04/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/nested5-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd82870c-4d56-46cf-a07d-c3e4e7f20e04/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd82870c-4d56-46cf-a07d-c3e4e7f20e04/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5ad780effdbe313ff13ad5bc7233d50356fbf06f53a57c18cd85a4aa46126eb2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:04:07,051 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:04:07,175 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd82870c-4d56-46cf-a07d-c3e4e7f20e04/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-12 00:04:07,182 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:04:07,182 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:04:07,223 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:04:07,232 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:04:07,232 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:04:07,233 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:04:07,234 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:04:07,234 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:04:07,235 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:04:07,237 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:04:07,240 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:04:07,241 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:04:07,241 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:04:07,242 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:04:07,248 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:04:07,249 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:04:07,249 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:04:07,250 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:04:07,252 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:04:07,252 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:04:07,253 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:04:07,253 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:04:07,254 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:07,255 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:04:07,255 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:04:07,255 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:04:07,256 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:04:07,257 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:04:07,258 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:04:07,258 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_dd82870c-4d56-46cf-a07d-c3e4e7f20e04/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd82870c-4d56-46cf-a07d-c3e4e7f20e04/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ad780effdbe313ff13ad5bc7233d50356fbf06f53a57c18cd85a4aa46126eb2 [2023-11-12 00:04:07,572 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:04:07,597 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:04:07,601 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:04:07,602 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:04:07,603 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:04:07,604 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd82870c-4d56-46cf-a07d-c3e4e7f20e04/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/loops-crafted-1/nested5-2.c [2023-11-12 00:04:10,690 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:04:10,909 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:04:10,912 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd82870c-4d56-46cf-a07d-c3e4e7f20e04/sv-benchmarks/c/loops-crafted-1/nested5-2.c [2023-11-12 00:04:10,921 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd82870c-4d56-46cf-a07d-c3e4e7f20e04/bin/ukojak-verify-0OAaufAVZV/data/67a377855/9003227c80ad42dc87a6fa2cb178d72b/FLAG127ec45b6 [2023-11-12 00:04:10,941 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd82870c-4d56-46cf-a07d-c3e4e7f20e04/bin/ukojak-verify-0OAaufAVZV/data/67a377855/9003227c80ad42dc87a6fa2cb178d72b [2023-11-12 00:04:10,944 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:04:10,945 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:04:10,947 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:10,947 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:04:10,952 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:04:10,953 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:10" (1/1) ... [2023-11-12 00:04:10,957 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@85c337 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:10, skipping insertion in model container [2023-11-12 00:04:10,959 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:10" (1/1) ... [2023-11-12 00:04:10,980 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:11,141 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd82870c-4d56-46cf-a07d-c3e4e7f20e04/sv-benchmarks/c/loops-crafted-1/nested5-2.c[321,334] [2023-11-12 00:04:11,172 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:11,185 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:04:11,200 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd82870c-4d56-46cf-a07d-c3e4e7f20e04/sv-benchmarks/c/loops-crafted-1/nested5-2.c[321,334] [2023-11-12 00:04:11,212 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:11,229 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:04:11,230 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:11 WrapperNode [2023-11-12 00:04:11,230 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:11,231 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:11,232 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:04:11,232 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:04:11,240 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:11" (1/1) ... [2023-11-12 00:04:11,249 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:11" (1/1) ... [2023-11-12 00:04:11,272 INFO L138 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 63 [2023-11-12 00:04:11,273 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:11,274 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:04:11,274 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:04:11,275 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:04:11,284 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:11" (1/1) ... [2023-11-12 00:04:11,285 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:11" (1/1) ... [2023-11-12 00:04:11,296 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:11" (1/1) ... [2023-11-12 00:04:11,296 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:11" (1/1) ... [2023-11-12 00:04:11,299 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:11" (1/1) ... [2023-11-12 00:04:11,305 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:11" (1/1) ... [2023-11-12 00:04:11,311 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:11" (1/1) ... [2023-11-12 00:04:11,316 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:11" (1/1) ... [2023-11-12 00:04:11,318 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:04:11,319 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:04:11,320 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:04:11,320 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:04:11,321 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:11" (1/1) ... [2023-11-12 00:04:11,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:11,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd82870c-4d56-46cf-a07d-c3e4e7f20e04/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:04:11,389 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd82870c-4d56-46cf-a07d-c3e4e7f20e04/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:04:11,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd82870c-4d56-46cf-a07d-c3e4e7f20e04/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:04:11,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:04:11,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:04:11,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:04:11,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:04:11,545 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:04:11,547 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:04:11,699 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:04:11,746 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:04:11,747 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-12 00:04:11,749 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:11 BoogieIcfgContainer [2023-11-12 00:04:11,750 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:04:11,751 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:04:11,751 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:04:11,761 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:04:11,766 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:11" (1/1) ... [2023-11-12 00:04:11,776 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:04:11,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:11,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2023-11-12 00:04:11,853 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2023-11-12 00:04:11,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-12 00:04:11,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:11,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:11,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:12,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:12,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:12,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 13 states and 17 transitions. [2023-11-12 00:04:12,365 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 17 transitions. [2023-11-12 00:04:12,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-12 00:04:12,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:12,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:12,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:12,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:12,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:12,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2023-11-12 00:04:12,686 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2023-11-12 00:04:12,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-12 00:04:12,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:12,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:12,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:12,886 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:12,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:12,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2023-11-12 00:04:12,991 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2023-11-12 00:04:12,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-12 00:04:12,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:12,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:13,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:13,120 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:13,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:13,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2023-11-12 00:04:13,266 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2023-11-12 00:04:13,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-12 00:04:13,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:13,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:13,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:13,515 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:13,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:13,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 17 states and 23 transitions. [2023-11-12 00:04:13,667 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 23 transitions. [2023-11-12 00:04:13,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-12 00:04:13,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:13,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:13,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:13,852 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:14,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:14,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2023-11-12 00:04:14,179 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2023-11-12 00:04:14,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-12 00:04:14,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:14,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:14,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:14,352 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:14,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:14,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2023-11-12 00:04:14,716 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2023-11-12 00:04:14,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-12 00:04:14,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:14,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:14,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:14,946 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:15,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:15,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2023-11-12 00:04:15,227 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2023-11-12 00:04:15,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-12 00:04:15,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:15,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:15,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:15,518 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:15,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:15,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2023-11-12 00:04:15,979 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2023-11-12 00:04:15,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-12 00:04:15,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:15,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:15,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:16,325 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:16,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:16,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2023-11-12 00:04:16,633 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2023-11-12 00:04:16,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-12 00:04:16,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:16,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:16,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:16,971 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:17,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:17,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2023-11-12 00:04:17,309 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2023-11-12 00:04:17,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-12 00:04:17,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:17,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:17,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:17,838 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:18,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:18,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2023-11-12 00:04:18,416 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2023-11-12 00:04:18,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-12 00:04:18,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:18,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:18,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:18,879 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:19,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:19,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 28 states and 34 transitions. [2023-11-12 00:04:19,262 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2023-11-12 00:04:19,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-12 00:04:19,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:19,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:19,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:19,786 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:20,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:20,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 29 states and 35 transitions. [2023-11-12 00:04:20,197 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2023-11-12 00:04:20,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-12 00:04:20,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:20,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:20,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:20,839 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:21,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:21,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2023-11-12 00:04:21,454 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2023-11-12 00:04:21,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-12 00:04:21,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:21,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:21,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:22,138 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:22,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:22,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2023-11-12 00:04:22,584 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2023-11-12 00:04:22,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-12 00:04:22,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:22,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:22,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:23,338 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:23,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:23,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2023-11-12 00:04:23,769 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2023-11-12 00:04:23,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-12 00:04:23,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:23,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:23,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:24,594 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:25,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:25,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 35 states and 41 transitions. [2023-11-12 00:04:25,323 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 41 transitions. [2023-11-12 00:04:25,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-12 00:04:25,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:25,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:25,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:26,383 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:26,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:26,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 36 states and 42 transitions. [2023-11-12 00:04:26,969 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 42 transitions. [2023-11-12 00:04:26,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-12 00:04:26,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:26,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:26,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:28,007 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:28,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:28,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 37 states and 43 transitions. [2023-11-12 00:04:28,542 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2023-11-12 00:04:28,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-12 00:04:28,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:28,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:28,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:29,798 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:30,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:30,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 39 states and 45 transitions. [2023-11-12 00:04:30,714 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2023-11-12 00:04:30,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-12 00:04:30,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:30,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:30,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:31,885 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:32,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:32,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 40 states and 46 transitions. [2023-11-12 00:04:32,446 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2023-11-12 00:04:32,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-12 00:04:32,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:32,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:32,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:33,805 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:34,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:34,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 41 states and 47 transitions. [2023-11-12 00:04:34,475 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 47 transitions. [2023-11-12 00:04:34,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-12 00:04:34,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:34,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:34,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:35,916 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:36,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:36,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 43 states and 49 transitions. [2023-11-12 00:04:36,795 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2023-11-12 00:04:36,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-12 00:04:36,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:36,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:36,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:38,307 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:39,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:39,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 44 states and 50 transitions. [2023-11-12 00:04:39,001 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 50 transitions. [2023-11-12 00:04:39,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-12 00:04:39,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:39,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:39,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:40,718 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:41,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:41,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 45 states and 51 transitions. [2023-11-12 00:04:41,389 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2023-11-12 00:04:41,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-12 00:04:41,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:41,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:41,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:43,412 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:44,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:44,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 47 states and 53 transitions. [2023-11-12 00:04:44,490 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 53 transitions. [2023-11-12 00:04:44,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-12 00:04:44,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:44,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:44,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:46,461 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:47,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:47,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 48 states and 54 transitions. [2023-11-12 00:04:47,205 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 54 transitions. [2023-11-12 00:04:47,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-12 00:04:47,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:47,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:47,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:49,247 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:49,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:49,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 49 states and 55 transitions. [2023-11-12 00:04:49,950 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 55 transitions. [2023-11-12 00:04:49,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-12 00:04:49,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:49,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:49,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:52,102 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:53,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:53,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 51 states and 57 transitions. [2023-11-12 00:04:53,291 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 57 transitions. [2023-11-12 00:04:53,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-12 00:04:53,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:53,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:53,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat