./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_9a68e4fa-9b3c-4b0d-977f-7da661b239d8/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68e4fa-9b3c-4b0d-977f-7da661b239d8/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68e4fa-9b3c-4b0d-977f-7da661b239d8/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68e4fa-9b3c-4b0d-977f-7da661b239d8/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68e4fa-9b3c-4b0d-977f-7da661b239d8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68e4fa-9b3c-4b0d-977f-7da661b239d8/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0ad27fb086e75bf8f5b08286d8e766d07abfe44ff39234568924cf55ade7a6d5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:48:57,045 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:48:57,121 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68e4fa-9b3c-4b0d-977f-7da661b239d8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:48:57,126 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:48:57,127 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:48:57,152 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:48:57,154 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:48:57,154 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:48:57,155 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:48:57,156 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:48:57,156 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:48:57,157 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:48:57,158 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:48:57,158 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:48:57,159 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:48:57,159 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:48:57,160 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:48:57,161 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:48:57,161 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:48:57,162 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:48:57,162 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:48:57,163 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:48:57,164 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:48:57,164 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:48:57,165 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:48:57,165 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:48:57,166 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:48:57,166 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:48:57,167 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:48:57,167 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:48:57,168 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:48:57,168 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:48:57,168 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:48:57,169 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_9a68e4fa-9b3c-4b0d-977f-7da661b239d8/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68e4fa-9b3c-4b0d-977f-7da661b239d8/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ad27fb086e75bf8f5b08286d8e766d07abfe44ff39234568924cf55ade7a6d5 [2023-11-19 02:48:57,434 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:48:57,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:48:57,464 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:48:57,469 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:48:57,469 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:48:57,471 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68e4fa-9b3c-4b0d-977f-7da661b239d8/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i [2023-11-19 02:49:00,717 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:49:01,011 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:49:01,013 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68e4fa-9b3c-4b0d-977f-7da661b239d8/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i [2023-11-19 02:49:01,027 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68e4fa-9b3c-4b0d-977f-7da661b239d8/bin/ukojak-verify-G8NBE6pJGL/data/e9ef1656c/396b797904bc41c990df1ff1f47f8741/FLAG9f5822ccd [2023-11-19 02:49:01,050 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68e4fa-9b3c-4b0d-977f-7da661b239d8/bin/ukojak-verify-G8NBE6pJGL/data/e9ef1656c/396b797904bc41c990df1ff1f47f8741 [2023-11-19 02:49:01,060 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:49:01,063 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:49:01,069 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:49:01,069 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:49:01,076 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:49:01,080 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:49:01" (1/1) ... [2023-11-19 02:49:01,083 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c0dcd4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:01, skipping insertion in model container [2023-11-19 02:49:01,083 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:49:01" (1/1) ... [2023-11-19 02:49:01,119 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:49:01,307 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68e4fa-9b3c-4b0d-977f-7da661b239d8/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i[893,906] [2023-11-19 02:49:01,330 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:49:01,342 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:49:01,355 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68e4fa-9b3c-4b0d-977f-7da661b239d8/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i[893,906] [2023-11-19 02:49:01,365 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:49:01,381 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:49:01,381 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:01 WrapperNode [2023-11-19 02:49:01,381 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:49:01,383 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:49:01,383 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:49:01,383 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:49:01,392 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:01" (1/1) ... [2023-11-19 02:49:01,403 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:01" (1/1) ... [2023-11-19 02:49:01,424 INFO L138 Inliner]: procedures = 16, calls = 22, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 81 [2023-11-19 02:49:01,425 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:49:01,426 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:49:01,426 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:49:01,426 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:49:01,438 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:01" (1/1) ... [2023-11-19 02:49:01,439 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:01" (1/1) ... [2023-11-19 02:49:01,441 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:01" (1/1) ... [2023-11-19 02:49:01,441 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:01" (1/1) ... [2023-11-19 02:49:01,445 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:01" (1/1) ... [2023-11-19 02:49:01,450 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:01" (1/1) ... [2023-11-19 02:49:01,451 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:01" (1/1) ... [2023-11-19 02:49:01,453 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:01" (1/1) ... [2023-11-19 02:49:01,455 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:49:01,456 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:49:01,457 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:49:01,457 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:49:01,458 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:01" (1/1) ... [2023-11-19 02:49:01,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:49:01,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68e4fa-9b3c-4b0d-977f-7da661b239d8/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:49:01,502 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68e4fa-9b3c-4b0d-977f-7da661b239d8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:49:01,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a68e4fa-9b3c-4b0d-977f-7da661b239d8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:49:01,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:49:01,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:49:01,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:49:01,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:49:01,551 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:49:01,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:49:01,633 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:49:01,636 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:49:01,850 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:49:01,909 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:49:01,909 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:49:01,915 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:49:01 BoogieIcfgContainer [2023-11-19 02:49:01,915 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:49:01,916 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:49:01,917 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:49:01,930 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:49:01,930 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:49:01" (1/1) ... [2023-11-19 02:49:01,942 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:49:02,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:02,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-19 02:49:02,024 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-19 02:49:02,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:49:02,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:02,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:02,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:02,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:02,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:02,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 39 states and 75 transitions. [2023-11-19 02:49:02,464 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 75 transitions. [2023-11-19 02:49:02,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:49:02,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:02,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:02,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:02,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:02,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:02,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 39 states and 74 transitions. [2023-11-19 02:49:02,644 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 74 transitions. [2023-11-19 02:49:02,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:49:02,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:02,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:02,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:02,829 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:03,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:03,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 44 states and 86 transitions. [2023-11-19 02:49:03,055 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 86 transitions. [2023-11-19 02:49:03,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:49:03,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:03,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:03,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:03,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:03,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:03,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 46 states and 88 transitions. [2023-11-19 02:49:03,243 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 88 transitions. [2023-11-19 02:49:03,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:49:03,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:03,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:03,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:03,402 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:49:03,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:03,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 52 states and 105 transitions. [2023-11-19 02:49:03,962 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 105 transitions. [2023-11-19 02:49:03,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:49:03,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:03,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:03,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:04,055 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:49:04,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:04,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 51 states and 103 transitions. [2023-11-19 02:49:04,131 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 103 transitions. [2023-11-19 02:49:04,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:49:04,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:04,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:04,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:04,211 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:49:04,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:04,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 51 states and 102 transitions. [2023-11-19 02:49:04,246 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 102 transitions. [2023-11-19 02:49:04,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:49:04,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:04,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:04,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:04,364 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:49:04,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:04,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 57 states and 117 transitions. [2023-11-19 02:49:04,974 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 117 transitions. [2023-11-19 02:49:04,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:49:04,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:04,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:04,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:05,074 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:49:05,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:05,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 57 states and 116 transitions. [2023-11-19 02:49:05,189 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 116 transitions. [2023-11-19 02:49:05,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:49:05,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:05,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:05,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:05,238 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:49:05,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:05,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 57 states and 115 transitions. [2023-11-19 02:49:05,270 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 115 transitions. [2023-11-19 02:49:05,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:49:05,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:05,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:05,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:05,336 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 02:49:05,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:05,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 61 states and 121 transitions. [2023-11-19 02:49:05,542 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 121 transitions. [2023-11-19 02:49:05,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:49:05,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:05,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:05,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:05,601 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 02:49:05,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:05,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 64 states and 127 transitions. [2023-11-19 02:49:05,648 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 127 transitions. [2023-11-19 02:49:05,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:49:05,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:05,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:05,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:05,719 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-19 02:49:05,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:05,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 68 states and 133 transitions. [2023-11-19 02:49:05,978 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 133 transitions. [2023-11-19 02:49:05,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:49:05,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:05,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:05,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:06,055 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-19 02:49:06,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:06,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 72 states and 140 transitions. [2023-11-19 02:49:06,117 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 140 transitions. [2023-11-19 02:49:06,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:49:06,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:06,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:06,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:06,279 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-19 02:49:07,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:07,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 80 states and 165 transitions. [2023-11-19 02:49:07,525 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 165 transitions. [2023-11-19 02:49:07,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 02:49:07,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:07,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:07,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:07,582 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2023-11-19 02:49:07,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:07,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 81 states and 168 transitions. [2023-11-19 02:49:07,746 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 168 transitions. [2023-11-19 02:49:07,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:49:07,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:07,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:07,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:07,805 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-11-19 02:49:08,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:08,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 87 states and 181 transitions. [2023-11-19 02:49:08,615 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 181 transitions. [2023-11-19 02:49:08,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:49:08,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:08,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:08,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:08,729 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-19 02:49:09,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:09,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 90 states and 185 transitions. [2023-11-19 02:49:09,587 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 185 transitions. [2023-11-19 02:49:09,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:49:09,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:09,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:09,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:09,894 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-11-19 02:49:12,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:12,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 100 states and 217 transitions. [2023-11-19 02:49:12,138 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 217 transitions. [2023-11-19 02:49:12,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:49:12,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:12,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:12,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:12,209 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-11-19 02:49:13,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:13,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 111 states and 238 transitions. [2023-11-19 02:49:13,317 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 238 transitions. [2023-11-19 02:49:13,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:49:13,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:13,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:13,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:13,453 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-19 02:49:14,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:14,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 116 states and 249 transitions. [2023-11-19 02:49:14,455 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 249 transitions. [2023-11-19 02:49:14,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:49:14,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:14,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:14,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:14,569 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2023-11-19 02:49:14,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:14,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 120 states and 255 transitions. [2023-11-19 02:49:14,950 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 255 transitions. [2023-11-19 02:49:14,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:49:14,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:14,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:14,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:15,083 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2023-11-19 02:49:15,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:15,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 124 states and 261 transitions. [2023-11-19 02:49:15,526 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 261 transitions. [2023-11-19 02:49:15,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:49:15,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:15,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:15,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:15,782 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-19 02:49:17,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:17,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 133 states and 283 transitions. [2023-11-19 02:49:17,330 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 283 transitions. [2023-11-19 02:49:17,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 02:49:17,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:17,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:17,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:17,580 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 18 proven. 13 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 02:49:19,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:19,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 137 states and 294 transitions. [2023-11-19 02:49:19,134 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 294 transitions. [2023-11-19 02:49:19,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 02:49:19,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:19,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:19,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:19,280 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 20 proven. 9 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-19 02:49:19,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:19,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 139 states and 300 transitions. [2023-11-19 02:49:19,915 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 300 transitions. [2023-11-19 02:49:19,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:49:19,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:19,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:19,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:20,148 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-11-19 02:49:20,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:20,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 142 states and 306 transitions. [2023-11-19 02:49:20,433 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 306 transitions. [2023-11-19 02:49:20,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 02:49:20,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:20,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:20,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:20,503 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 20 proven. 8 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2023-11-19 02:49:21,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:21,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 148 states and 320 transitions. [2023-11-19 02:49:21,661 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 320 transitions. [2023-11-19 02:49:21,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 02:49:21,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:21,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:21,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:21,733 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 20 proven. 8 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2023-11-19 02:49:22,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:22,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 149 states and 322 transitions. [2023-11-19 02:49:22,035 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 322 transitions. [2023-11-19 02:49:22,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 02:49:22,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:22,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:22,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:22,130 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 26 proven. 10 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2023-11-19 02:49:23,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:23,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 152 states and 331 transitions. [2023-11-19 02:49:23,049 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 331 transitions. [2023-11-19 02:49:23,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 02:49:23,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:23,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:23,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:23,283 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-19 02:49:23,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:23,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 155 states and 337 transitions. [2023-11-19 02:49:23,809 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 337 transitions. [2023-11-19 02:49:23,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 02:49:23,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:23,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:23,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:24,585 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 23 proven. 18 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-19 02:49:27,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:27,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 167 states and 364 transitions. [2023-11-19 02:49:27,427 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 364 transitions. [2023-11-19 02:49:27,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-19 02:49:27,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:27,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:27,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:27,498 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 37 proven. 6 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2023-11-19 02:49:28,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:28,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 174 states and 382 transitions. [2023-11-19 02:49:28,937 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 382 transitions. [2023-11-19 02:49:28,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-19 02:49:28,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:28,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:28,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:28,980 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2023-11-19 02:49:29,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:29,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 175 states and 382 transitions. [2023-11-19 02:49:29,448 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 382 transitions. [2023-11-19 02:49:29,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-19 02:49:29,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:29,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:29,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:29,760 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2023-11-19 02:49:31,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:31,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 181 states and 403 transitions. [2023-11-19 02:49:31,506 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 403 transitions. [2023-11-19 02:49:31,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-19 02:49:31,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:31,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:31,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:31,603 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 26 proven. 4 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2023-11-19 02:49:32,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:32,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 187 states and 421 transitions. [2023-11-19 02:49:32,855 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 421 transitions. [2023-11-19 02:49:32,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-19 02:49:32,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:32,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:32,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:32,894 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked. [2023-11-19 02:49:34,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:34,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 192 states and 430 transitions. [2023-11-19 02:49:34,269 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 430 transitions. [2023-11-19 02:49:34,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-19 02:49:34,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:34,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:34,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:34,354 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 26 proven. 6 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2023-11-19 02:49:35,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:35,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 194 states and 433 transitions. [2023-11-19 02:49:35,145 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 433 transitions. [2023-11-19 02:49:35,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-19 02:49:35,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:35,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:35,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:35,352 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 28 proven. 2 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-19 02:49:37,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:37,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 201 states and 470 transitions. [2023-11-19 02:49:37,695 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 470 transitions. [2023-11-19 02:49:37,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-19 02:49:37,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:37,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:37,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:37,814 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 28 proven. 6 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-19 02:49:40,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:40,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 207 states and 488 transitions. [2023-11-19 02:49:40,073 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 488 transitions. [2023-11-19 02:49:40,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-19 02:49:40,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:40,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:40,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:40,183 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2023-11-19 02:49:41,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:41,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 209 states and 498 transitions. [2023-11-19 02:49:41,205 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 498 transitions. [2023-11-19 02:49:41,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-19 02:49:41,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:41,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:41,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:41,300 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 28 proven. 20 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2023-11-19 02:49:42,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:42,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 211 states and 504 transitions. [2023-11-19 02:49:42,017 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 504 transitions. [2023-11-19 02:49:42,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-19 02:49:42,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:42,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:42,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:42,242 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 30 proven. 2 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-19 02:49:42,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:42,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 212 states and 510 transitions. [2023-11-19 02:49:42,794 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 510 transitions. [2023-11-19 02:49:42,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-19 02:49:42,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:42,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:42,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:42,900 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 30 proven. 2 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-19 02:49:44,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:44,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 217 states and 535 transitions. [2023-11-19 02:49:44,686 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 535 transitions. [2023-11-19 02:49:44,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-19 02:49:44,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:44,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:44,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:44,841 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 34 proven. 14 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2023-11-19 02:49:45,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:45,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 217 states and 533 transitions. [2023-11-19 02:49:45,281 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 533 transitions. [2023-11-19 02:49:45,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-19 02:49:45,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:45,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:45,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:45,360 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 30 proven. 6 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-19 02:49:46,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:46,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 226 states and 552 transitions. [2023-11-19 02:49:46,450 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 552 transitions. [2023-11-19 02:49:46,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-19 02:49:46,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:46,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:46,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:46,586 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 30 proven. 6 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-19 02:49:47,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:47,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 229 states and 560 transitions. [2023-11-19 02:49:47,821 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 560 transitions. [2023-11-19 02:49:47,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-19 02:49:47,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:47,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:47,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:47,897 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2023-11-19 02:49:48,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:48,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 229 states and 559 transitions. [2023-11-19 02:49:48,226 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 559 transitions. [2023-11-19 02:49:48,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-19 02:49:48,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:48,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:48,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:48,302 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2023-11-19 02:49:49,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:49,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 232 states and 566 transitions. [2023-11-19 02:49:49,690 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 566 transitions. [2023-11-19 02:49:49,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-19 02:49:49,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:49,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:49,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:49,776 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 36 proven. 17 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-19 02:49:50,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:50,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 232 states and 564 transitions. [2023-11-19 02:49:50,154 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 564 transitions. [2023-11-19 02:49:50,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-19 02:49:50,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:50,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:50,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:50,237 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 36 proven. 17 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked.