./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/ChawdharyCookGulwaniSagivYang-ESOP2008-random2d.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec5c7f3-f19d-45a3-b9d1-b9b72d085581/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec5c7f3-f19d-45a3-b9d1-b9b72d085581/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec5c7f3-f19d-45a3-b9d1-b9b72d085581/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec5c7f3-f19d-45a3-b9d1-b9b72d085581/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/ChawdharyCookGulwaniSagivYang-ESOP2008-random2d.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec5c7f3-f19d-45a3-b9d1-b9b72d085581/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec5c7f3-f19d-45a3-b9d1-b9b72d085581/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ef201cd54bcdc81a1760f6e60d88bd9cc04c6c00c0d7306b10fb5fb0b61b4e06 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:22:22,122 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:22:22,190 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec5c7f3-f19d-45a3-b9d1-b9b72d085581/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:22:22,195 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:22:22,196 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:22:22,223 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:22:22,224 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:22:22,224 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:22:22,225 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:22:22,226 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:22:22,227 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:22:22,227 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:22:22,228 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:22:22,228 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:22:22,229 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:22:22,229 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:22:22,230 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:22:22,230 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:22:22,231 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:22:22,231 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:22:22,232 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:22:22,233 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:22:22,233 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:22:22,234 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:22:22,234 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:22:22,235 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:22:22,235 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:22:22,236 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:22:22,236 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:22:22,237 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:22:22,237 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:22:22,238 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:22:22,238 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_bec5c7f3-f19d-45a3-b9d1-b9b72d085581/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec5c7f3-f19d-45a3-b9d1-b9b72d085581/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef201cd54bcdc81a1760f6e60d88bd9cc04c6c00c0d7306b10fb5fb0b61b4e06 [2023-11-23 20:22:22,532 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:22:22,553 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:22:22,556 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:22:22,557 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:22:22,558 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:22:22,559 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec5c7f3-f19d-45a3-b9d1-b9b72d085581/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/termination-crafted-lit/ChawdharyCookGulwaniSagivYang-ESOP2008-random2d.c [2023-11-23 20:22:25,754 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:22:25,977 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:22:25,978 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec5c7f3-f19d-45a3-b9d1-b9b72d085581/sv-benchmarks/c/termination-crafted-lit/ChawdharyCookGulwaniSagivYang-ESOP2008-random2d.c [2023-11-23 20:22:25,987 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec5c7f3-f19d-45a3-b9d1-b9b72d085581/bin/ukojak-verify-1t5iHCbJaC/data/7019ac1ba/2b8c93baba474696af9fb6150117cdfb/FLAGf206b8090 [2023-11-23 20:22:26,005 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec5c7f3-f19d-45a3-b9d1-b9b72d085581/bin/ukojak-verify-1t5iHCbJaC/data/7019ac1ba/2b8c93baba474696af9fb6150117cdfb [2023-11-23 20:22:26,008 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:22:26,010 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:22:26,012 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:22:26,012 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:22:26,018 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:22:26,019 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:22:26" (1/1) ... [2023-11-23 20:22:26,020 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d13da93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:26, skipping insertion in model container [2023-11-23 20:22:26,021 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:22:26" (1/1) ... [2023-11-23 20:22:26,044 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:22:26,260 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:22:26,267 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:22:26,291 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:22:26,307 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:22:26,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:26 WrapperNode [2023-11-23 20:22:26,308 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:22:26,310 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:22:26,311 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:22:26,311 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:22:26,319 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:26" (1/1) ... [2023-11-23 20:22:26,324 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:26" (1/1) ... [2023-11-23 20:22:26,347 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 41 [2023-11-23 20:22:26,348 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:22:26,349 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:22:26,349 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:22:26,349 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:22:26,359 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:26" (1/1) ... [2023-11-23 20:22:26,360 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:26" (1/1) ... [2023-11-23 20:22:26,362 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:26" (1/1) ... [2023-11-23 20:22:26,362 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:26" (1/1) ... [2023-11-23 20:22:26,367 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:26" (1/1) ... [2023-11-23 20:22:26,372 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:26" (1/1) ... [2023-11-23 20:22:26,374 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:26" (1/1) ... [2023-11-23 20:22:26,381 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:26" (1/1) ... [2023-11-23 20:22:26,390 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:22:26,391 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:22:26,391 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:22:26,392 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:22:26,393 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:26" (1/1) ... [2023-11-23 20:22:26,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:22:26,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec5c7f3-f19d-45a3-b9d1-b9b72d085581/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:22:26,428 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec5c7f3-f19d-45a3-b9d1-b9b72d085581/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:22:26,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec5c7f3-f19d-45a3-b9d1-b9b72d085581/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:22:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:22:26,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:22:26,585 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:22:26,587 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:22:26,730 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:22:26,759 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:22:26,760 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:22:26,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:22:26 BoogieIcfgContainer [2023-11-23 20:22:26,762 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:22:26,763 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:22:26,763 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:22:26,775 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:22:26,776 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:22:26" (1/1) ... [2023-11-23 20:22:26,786 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:22:26,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:26,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2023-11-23 20:22:26,856 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2023-11-23 20:22:26,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:22:26,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:26,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:26,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:27,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:27,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:27,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2023-11-23 20:22:27,088 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2023-11-23 20:22:27,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:22:27,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:27,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:27,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:27,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:27,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:27,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 33 states and 52 transitions. [2023-11-23 20:22:27,230 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 52 transitions. [2023-11-23 20:22:27,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:22:27,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:27,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:27,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:27,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:27,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:27,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 39 states and 70 transitions. [2023-11-23 20:22:27,563 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 70 transitions. [2023-11-23 20:22:27,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:22:27,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:27,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:27,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:27,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:27,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:27,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 41 states and 72 transitions. [2023-11-23 20:22:27,751 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 72 transitions. [2023-11-23 20:22:27,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:22:27,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:27,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:27,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:27,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:28,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:28,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 48 states and 92 transitions. [2023-11-23 20:22:28,173 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 92 transitions. [2023-11-23 20:22:28,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:22:28,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:28,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:28,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:28,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:28,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:28,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 50 states and 95 transitions. [2023-11-23 20:22:28,282 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 95 transitions. [2023-11-23 20:22:28,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:22:28,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:28,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:28,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:28,364 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:28,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:28,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 54 states and 111 transitions. [2023-11-23 20:22:28,554 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 111 transitions. [2023-11-23 20:22:28,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:22:28,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:28,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:28,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:28,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:29,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:29,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 62 states and 134 transitions. [2023-11-23 20:22:29,182 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 134 transitions. [2023-11-23 20:22:29,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:22:29,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:29,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:29,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:29,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:29,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:29,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 65 states and 141 transitions. [2023-11-23 20:22:29,307 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 141 transitions. [2023-11-23 20:22:29,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:22:29,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:29,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:29,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:29,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:29,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:29,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 68 states and 146 transitions. [2023-11-23 20:22:29,620 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 146 transitions. [2023-11-23 20:22:29,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:22:29,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:29,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:29,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:29,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:30,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:30,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 77 states and 175 transitions. [2023-11-23 20:22:30,490 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 175 transitions. [2023-11-23 20:22:30,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:22:30,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:30,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:30,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:30,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:30,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:30,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 79 states and 182 transitions. [2023-11-23 20:22:30,530 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 182 transitions. [2023-11-23 20:22:30,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:22:30,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:30,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:30,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:30,554 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:30,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:30,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 82 states and 188 transitions. [2023-11-23 20:22:30,760 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 188 transitions. [2023-11-23 20:22:30,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:22:30,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:30,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:30,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:30,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:30,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:30,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 85 states and 200 transitions. [2023-11-23 20:22:30,823 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 200 transitions. [2023-11-23 20:22:30,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:22:30,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:30,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:30,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:31,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:31,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:31,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 88 states and 206 transitions. [2023-11-23 20:22:31,967 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 206 transitions. [2023-11-23 20:22:31,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:22:31,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:31,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:31,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:31,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:32,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:32,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 91 states and 212 transitions. [2023-11-23 20:22:32,200 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 212 transitions. [2023-11-23 20:22:32,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:22:32,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:32,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:32,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:32,226 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:22:32,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:32,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 94 states and 223 transitions. [2023-11-23 20:22:32,417 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 223 transitions. [2023-11-23 20:22:32,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:22:32,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:32,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:32,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:32,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:32,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:32,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 97 states and 229 transitions. [2023-11-23 20:22:32,926 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 229 transitions. [2023-11-23 20:22:32,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:22:32,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:32,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:32,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:32,945 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:33,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:33,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 100 states and 235 transitions. [2023-11-23 20:22:33,192 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 235 transitions. [2023-11-23 20:22:33,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:22:33,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:33,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:33,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:33,217 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:22:33,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:33,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 103 states and 247 transitions. [2023-11-23 20:22:33,334 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 247 transitions. [2023-11-23 20:22:33,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:22:33,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:33,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:33,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:33,454 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:22:34,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:34,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 114 states and 298 transitions. [2023-11-23 20:22:34,653 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 298 transitions. [2023-11-23 20:22:34,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:22:34,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:34,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:34,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:34,697 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:35,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:35,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 117 states and 304 transitions. [2023-11-23 20:22:35,322 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 304 transitions. [2023-11-23 20:22:35,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:22:35,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:35,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:35,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:35,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:35,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:35,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 120 states and 307 transitions. [2023-11-23 20:22:35,586 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 307 transitions. [2023-11-23 20:22:35,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:22:35,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:35,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:35,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:35,602 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:22:36,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:36,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 124 states and 317 transitions. [2023-11-23 20:22:36,032 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 317 transitions. [2023-11-23 20:22:36,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:22:36,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:36,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:36,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:36,063 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:36,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:36,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 125 states and 317 transitions. [2023-11-23 20:22:36,106 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 317 transitions. [2023-11-23 20:22:36,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:22:36,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:36,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:36,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:36,129 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:36,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:36,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 128 states and 320 transitions. [2023-11-23 20:22:36,398 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 320 transitions. [2023-11-23 20:22:36,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:22:36,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:36,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:36,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:36,414 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:22:36,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:36,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 132 states and 331 transitions. [2023-11-23 20:22:36,792 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 331 transitions. [2023-11-23 20:22:36,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:22:36,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:36,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:36,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:36,874 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:37,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:37,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 139 states and 360 transitions. [2023-11-23 20:22:37,493 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 360 transitions. [2023-11-23 20:22:37,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:22:37,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:37,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:37,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:37,512 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:22:38,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:38,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 146 states and 382 transitions. [2023-11-23 20:22:38,247 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 382 transitions. [2023-11-23 20:22:38,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:22:38,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:38,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:38,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:38,332 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:38,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:38,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 153 states and 409 transitions. [2023-11-23 20:22:38,770 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 409 transitions. [2023-11-23 20:22:38,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:22:38,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:38,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:38,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:38,956 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:39,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:39,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 156 states and 430 transitions. [2023-11-23 20:22:39,433 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 430 transitions. [2023-11-23 20:22:39,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:22:39,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:39,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:39,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:39,455 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:22:39,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:39,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 159 states and 438 transitions. [2023-11-23 20:22:39,842 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 438 transitions. [2023-11-23 20:22:39,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:22:39,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:39,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:39,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:39,903 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:22:40,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:40,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 159 states and 437 transitions. [2023-11-23 20:22:40,228 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 437 transitions. [2023-11-23 20:22:40,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:22:40,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:40,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:40,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:40,256 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:22:40,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:40,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 162 states and 449 transitions. [2023-11-23 20:22:40,829 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 449 transitions. [2023-11-23 20:22:40,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:22:40,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:40,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:40,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:40,871 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:41,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:41,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 165 states and 461 transitions. [2023-11-23 20:22:41,186 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 461 transitions. [2023-11-23 20:22:41,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:22:41,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:41,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:41,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:41,226 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:22:41,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:41,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 172 states and 478 transitions. [2023-11-23 20:22:41,882 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 478 transitions. [2023-11-23 20:22:41,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:22:41,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:41,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:41,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:41,898 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:22:42,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:42,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 175 states and 482 transitions. [2023-11-23 20:22:42,693 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 482 transitions. [2023-11-23 20:22:42,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:22:42,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:42,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:42,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:42,714 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:42,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:42,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 177 states and 492 transitions. [2023-11-23 20:22:42,769 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 492 transitions. [2023-11-23 20:22:42,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:22:42,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:42,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:42,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:42,788 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:22:43,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:43,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 184 states and 516 transitions. [2023-11-23 20:22:43,637 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 516 transitions. [2023-11-23 20:22:43,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:22:43,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:43,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:43,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:43,655 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:22:44,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:44,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 187 states and 523 transitions. [2023-11-23 20:22:44,049 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 523 transitions. [2023-11-23 20:22:44,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:22:44,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:44,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:44,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:44,074 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-23 20:22:44,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:44,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 189 states and 525 transitions. [2023-11-23 20:22:44,378 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 525 transitions. [2023-11-23 20:22:44,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:22:44,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:44,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:44,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:44,394 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:22:44,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:44,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 192 states and 536 transitions. [2023-11-23 20:22:44,852 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 536 transitions. [2023-11-23 20:22:44,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:22:44,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:44,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:44,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:44,872 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:45,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:45,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 195 states and 541 transitions. [2023-11-23 20:22:45,449 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 541 transitions. [2023-11-23 20:22:45,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:22:45,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:45,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:45,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:45,467 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:22:46,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:46,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 203 states and 562 transitions. [2023-11-23 20:22:46,688 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 562 transitions. [2023-11-23 20:22:46,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:22:46,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:46,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:46,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:46,704 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:22:47,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:47,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 206 states and 566 transitions. [2023-11-23 20:22:47,490 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 566 transitions. [2023-11-23 20:22:47,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:22:47,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:47,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:47,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:47,511 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:22:48,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:48,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 209 states and 570 transitions. [2023-11-23 20:22:48,150 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 570 transitions. [2023-11-23 20:22:48,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:22:48,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:48,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:48,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:48,167 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:22:48,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:48,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 212 states and 573 transitions. [2023-11-23 20:22:48,541 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 573 transitions. [2023-11-23 20:22:48,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:22:48,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:48,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:48,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:48,559 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:22:49,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:49,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 220 states and 594 transitions. [2023-11-23 20:22:49,524 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 594 transitions. [2023-11-23 20:22:49,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:22:49,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:49,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:49,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:49,564 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:22:50,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:50,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 223 states and 602 transitions. [2023-11-23 20:22:50,590 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 602 transitions. [2023-11-23 20:22:50,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:22:50,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:50,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:50,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:50,607 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:22:50,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:50,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 226 states and 608 transitions. [2023-11-23 20:22:50,959 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 608 transitions. [2023-11-23 20:22:50,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:22:50,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:50,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:50,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:50,979 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:22:51,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:51,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 229 states and 617 transitions. [2023-11-23 20:22:51,745 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 617 transitions. [2023-11-23 20:22:51,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:22:51,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:51,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:51,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:51,794 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:22:52,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:52,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 230 states and 619 transitions. [2023-11-23 20:22:52,599 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 619 transitions. [2023-11-23 20:22:52,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:22:52,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:52,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:52,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:52,620 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:53,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:53,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 233 states and 624 transitions. [2023-11-23 20:22:53,046 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 624 transitions. [2023-11-23 20:22:53,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:22:53,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:53,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:53,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:53,091 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:53,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:53,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 234 states and 624 transitions. [2023-11-23 20:22:53,139 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 624 transitions. [2023-11-23 20:22:53,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:22:53,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:53,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:53,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:53,158 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:22:54,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:54,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 237 states and 629 transitions. [2023-11-23 20:22:54,250 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 629 transitions. [2023-11-23 20:22:54,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:22:54,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:54,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:54,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:54,265 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:22:55,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:55,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 240 states and 632 transitions. [2023-11-23 20:22:55,020 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 632 transitions. [2023-11-23 20:22:55,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:22:55,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:55,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:55,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:55,041 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:55,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:55,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 243 states and 638 transitions. [2023-11-23 20:22:55,692 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 638 transitions. [2023-11-23 20:22:55,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:22:55,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:55,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:55,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:55,713 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:22:57,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:57,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 251 states and 660 transitions. [2023-11-23 20:22:57,023 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 660 transitions. [2023-11-23 20:22:57,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:22:57,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:57,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:57,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:57,055 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:22:57,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:57,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 252 states and 660 transitions. [2023-11-23 20:22:57,164 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 660 transitions. [2023-11-23 20:22:57,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:22:57,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:57,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:57,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:57,190 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:22:57,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:57,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 255 states and 663 transitions. [2023-11-23 20:22:57,600 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 663 transitions. [2023-11-23 20:22:57,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:22:57,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:57,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:57,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:57,614 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:22:57,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:57,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 258 states and 670 transitions. [2023-11-23 20:22:57,993 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 670 transitions. [2023-11-23 20:22:57,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:22:57,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:57,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:57,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:58,011 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:59,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:59,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 261 states and 678 transitions. [2023-11-23 20:22:59,105 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 678 transitions. [2023-11-23 20:22:59,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:22:59,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:59,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:59,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:59,127 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:22:59,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:59,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 264 states and 687 transitions. [2023-11-23 20:22:59,624 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 687 transitions. [2023-11-23 20:22:59,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:22:59,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:59,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:59,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:59,647 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:23:00,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:00,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 267 states and 698 transitions. [2023-11-23 20:23:00,394 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 698 transitions. [2023-11-23 20:23:00,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:23:00,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:00,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:00,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:00,546 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:02,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:02,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 276 states and 750 transitions. [2023-11-23 20:23:02,277 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 750 transitions. [2023-11-23 20:23:02,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:23:02,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:02,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:02,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:02,422 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:04,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:04,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 285 states and 797 transitions. [2023-11-23 20:23:04,121 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 797 transitions. [2023-11-23 20:23:04,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:23:04,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:04,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:04,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:04,137 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:23:04,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:04,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 286 states and 798 transitions. [2023-11-23 20:23:04,350 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 798 transitions. [2023-11-23 20:23:04,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:23:04,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:04,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:04,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:04,371 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:23:04,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:04,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 288 states and 804 transitions. [2023-11-23 20:23:04,612 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 804 transitions. [2023-11-23 20:23:04,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:23:04,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:04,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:04,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:04,657 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:23:05,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:05,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 289 states and 806 transitions. [2023-11-23 20:23:05,524 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 806 transitions. [2023-11-23 20:23:05,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:23:05,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:05,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:05,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:05,542 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:06,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:06,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 292 states and 812 transitions. [2023-11-23 20:23:06,133 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 812 transitions. [2023-11-23 20:23:06,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:23:06,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:06,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:06,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:06,151 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:23:06,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:06,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 289 states and 802 transitions. [2023-11-23 20:23:06,524 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 802 transitions. [2023-11-23 20:23:06,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:23:06,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:06,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:06,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:06,549 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:23:07,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:07,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 292 states and 817 transitions. [2023-11-23 20:23:07,263 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 817 transitions. [2023-11-23 20:23:07,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:23:07,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:07,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:07,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:07,287 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:23:08,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:08,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 295 states and 831 transitions. [2023-11-23 20:23:08,048 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 831 transitions. [2023-11-23 20:23:08,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:23:08,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:08,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:08,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:08,064 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:23:08,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:08,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 293 states and 823 transitions. [2023-11-23 20:23:08,948 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 823 transitions. [2023-11-23 20:23:08,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:23:08,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:08,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:08,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:08,984 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:23:09,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:09,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 295 states and 835 transitions. [2023-11-23 20:23:09,515 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 835 transitions. [2023-11-23 20:23:09,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:23:09,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:09,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:09,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:09,533 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:23:09,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:09,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 296 states and 835 transitions. [2023-11-23 20:23:09,590 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 835 transitions. [2023-11-23 20:23:09,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:23:09,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:09,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:09,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:09,611 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:10,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:10,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 299 states and 838 transitions. [2023-11-23 20:23:10,146 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 838 transitions. [2023-11-23 20:23:10,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:23:10,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:10,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:10,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:10,164 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:23:10,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:10,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 300 states and 839 transitions. [2023-11-23 20:23:10,561 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 839 transitions. [2023-11-23 20:23:10,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:23:10,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:10,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:10,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:10,580 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-23 20:23:11,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:11,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 303 states and 845 transitions. [2023-11-23 20:23:11,464 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 845 transitions. [2023-11-23 20:23:11,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:23:11,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:11,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:11,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:11,481 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:23:11,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:11,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 304 states and 847 transitions. [2023-11-23 20:23:11,887 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 847 transitions. [2023-11-23 20:23:11,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:23:11,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:11,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:11,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:11,902 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:11,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:11,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 307 states and 885 transitions. [2023-11-23 20:23:11,988 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 885 transitions. [2023-11-23 20:23:11,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:23:11,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:11,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:11,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:12,029 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:23:14,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:14,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 310 states and 893 transitions. [2023-11-23 20:23:14,011 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 893 transitions. [2023-11-23 20:23:14,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:23:14,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:14,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:14,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:14,028 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.