./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/ex3a.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f01e24f7-79ee-4925-a7d3-d447681382e5/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f01e24f7-79ee-4925-a7d3-d447681382e5/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_f01e24f7-79ee-4925-a7d3-d447681382e5/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f01e24f7-79ee-4925-a7d3-d447681382e5/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/ex3a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f01e24f7-79ee-4925-a7d3-d447681382e5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f01e24f7-79ee-4925-a7d3-d447681382e5/bin/ukojak-verify-G8NBE6pJGL --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 514a2cd80a78774a6104ad373dace683a92f94b333b9f08b1b53c58f7478bd33 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:23:03,823 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:23:03,934 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f01e24f7-79ee-4925-a7d3-d447681382e5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:23:03,940 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:23:03,941 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:23:03,987 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:23:03,988 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:23:03,988 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:23:03,989 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:23:03,996 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:23:03,997 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:23:03,997 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:23:03,998 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:23:03,999 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:23:04,000 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:23:04,001 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:23:04,001 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:23:04,002 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:23:04,002 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:23:04,003 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:23:04,003 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:23:04,004 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:23:04,004 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:23:04,005 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:23:04,005 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:23:04,006 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:23:04,006 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:23:04,007 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:23:04,007 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:23:04,008 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:23:04,009 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:23:04,009 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:23:04,009 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_f01e24f7-79ee-4925-a7d3-d447681382e5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f01e24f7-79ee-4925-a7d3-d447681382e5/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 514a2cd80a78774a6104ad373dace683a92f94b333b9f08b1b53c58f7478bd33 [2023-11-19 03:23:04,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:23:04,308 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:23:04,310 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:23:04,312 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:23:04,312 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:23:04,313 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f01e24f7-79ee-4925-a7d3-d447681382e5/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/termination-restricted-15/ex3a.c [2023-11-19 03:23:07,364 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:23:07,635 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:23:07,640 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f01e24f7-79ee-4925-a7d3-d447681382e5/sv-benchmarks/c/termination-restricted-15/ex3a.c [2023-11-19 03:23:07,648 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f01e24f7-79ee-4925-a7d3-d447681382e5/bin/ukojak-verify-G8NBE6pJGL/data/44908e1c0/d6f0f60cd4f84553a5f0caf030dfd0c1/FLAG85347e052 [2023-11-19 03:23:07,662 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f01e24f7-79ee-4925-a7d3-d447681382e5/bin/ukojak-verify-G8NBE6pJGL/data/44908e1c0/d6f0f60cd4f84553a5f0caf030dfd0c1 [2023-11-19 03:23:07,665 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:23:07,667 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:23:07,669 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:23:07,670 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:23:07,675 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:23:07,676 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:23:07" (1/1) ... [2023-11-19 03:23:07,677 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6118125b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:07, skipping insertion in model container [2023-11-19 03:23:07,679 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:23:07" (1/1) ... [2023-11-19 03:23:07,704 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:23:07,885 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:23:07,891 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:23:07,906 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:23:07,919 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:23:07,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:07 WrapperNode [2023-11-19 03:23:07,919 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:23:07,920 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:23:07,920 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:23:07,921 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:23:07,930 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:07" (1/1) ... [2023-11-19 03:23:07,935 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:07" (1/1) ... [2023-11-19 03:23:07,958 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 21 [2023-11-19 03:23:07,958 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:23:07,960 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:23:07,960 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:23:07,960 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:23:07,969 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:07" (1/1) ... [2023-11-19 03:23:07,969 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:07" (1/1) ... [2023-11-19 03:23:07,970 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:07" (1/1) ... [2023-11-19 03:23:07,970 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:07" (1/1) ... [2023-11-19 03:23:07,972 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:07" (1/1) ... [2023-11-19 03:23:07,977 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:07" (1/1) ... [2023-11-19 03:23:07,978 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:07" (1/1) ... [2023-11-19 03:23:07,978 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:07" (1/1) ... [2023-11-19 03:23:07,984 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:23:07,985 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:23:07,985 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:23:07,985 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:23:07,986 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:07" (1/1) ... [2023-11-19 03:23:07,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:23:08,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f01e24f7-79ee-4925-a7d3-d447681382e5/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:23:08,029 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f01e24f7-79ee-4925-a7d3-d447681382e5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:23:08,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f01e24f7-79ee-4925-a7d3-d447681382e5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:23:08,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:23:08,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:23:08,146 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:23:08,148 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:23:08,222 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:23:08,243 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:23:08,243 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:23:08,248 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:23:08 BoogieIcfgContainer [2023-11-19 03:23:08,248 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:23:08,249 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:23:08,249 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:23:08,256 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:23:08,257 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:23:08" (1/1) ... [2023-11-19 03:23:08,265 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:23:08,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:08,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-19 03:23:08,314 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-19 03:23:08,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:23:08,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:08,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:08,436 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 03:23:08,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:08,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2023-11-19 03:23:08,452 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2023-11-19 03:23:08,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:23:08,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:08,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:08,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:08,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:23:08,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:08,550 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 03:23:08,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:08,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2023-11-19 03:23:08,601 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2023-11-19 03:23:08,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:23:08,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:08,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:08,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:08,635 INFO L262 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:23:08,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:08,672 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 03:23:08,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:08,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2023-11-19 03:23:08,792 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2023-11-19 03:23:08,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:23:08,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:08,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:08,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:08,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:23:08,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:08,830 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 03:23:09,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:09,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2023-11-19 03:23:09,017 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2023-11-19 03:23:09,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:23:09,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:09,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:09,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:09,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:23:09,037 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:09,100 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:09,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:09,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-11-19 03:23:09,127 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-11-19 03:23:09,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:23:09,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:09,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:09,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:09,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:23:09,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:09,178 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:09,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:09,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2023-11-19 03:23:09,345 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2023-11-19 03:23:09,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:23:09,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:09,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:09,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:09,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:23:09,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:09,420 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:09,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:09,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2023-11-19 03:23:09,644 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2023-11-19 03:23:09,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:23:09,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:09,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:09,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:09,669 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:23:09,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:09,754 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:10,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:10,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 28 states and 32 transitions. [2023-11-19 03:23:10,007 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2023-11-19 03:23:10,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:23:10,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:10,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:10,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:10,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:23:10,042 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:10,110 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:10,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:10,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 33 states and 38 transitions. [2023-11-19 03:23:10,368 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2023-11-19 03:23:10,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:23:10,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:10,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:10,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:10,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:23:10,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:10,511 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:10,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:10,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 38 states and 44 transitions. [2023-11-19 03:23:10,781 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 44 transitions. [2023-11-19 03:23:10,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:23:10,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:10,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:10,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:10,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:23:10,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:10,922 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:11,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:11,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 43 states and 50 transitions. [2023-11-19 03:23:11,225 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 50 transitions. [2023-11-19 03:23:11,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:23:11,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:11,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:11,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:11,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:23:11,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:11,381 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:11,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:11,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 48 states and 56 transitions. [2023-11-19 03:23:11,681 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 56 transitions. [2023-11-19 03:23:11,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:23:11,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:11,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:11,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:11,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:23:11,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:11,843 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:12,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:12,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 53 states and 62 transitions. [2023-11-19 03:23:12,154 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 62 transitions. [2023-11-19 03:23:12,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:23:12,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:12,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:12,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:12,186 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:23:12,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:12,318 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:12,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:12,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 58 states and 68 transitions. [2023-11-19 03:23:12,652 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 68 transitions. [2023-11-19 03:23:12,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:23:12,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:12,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:12,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:12,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:23:12,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:12,812 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:13,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:13,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 63 states and 74 transitions. [2023-11-19 03:23:13,176 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 74 transitions. [2023-11-19 03:23:13,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:23:13,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:13,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:13,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:13,208 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:23:13,210 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:13,374 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:13,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:13,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 68 states and 80 transitions. [2023-11-19 03:23:13,749 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 80 transitions. [2023-11-19 03:23:13,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:23:13,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:13,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:13,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:13,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 03:23:13,787 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:13,938 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:14,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:14,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 73 states and 86 transitions. [2023-11-19 03:23:14,342 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 86 transitions. [2023-11-19 03:23:14,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 03:23:14,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:14,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:14,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:14,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:23:14,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:14,550 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 0 proven. 455 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:14,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:14,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 78 states and 92 transitions. [2023-11-19 03:23:14,994 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 92 transitions. [2023-11-19 03:23:14,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 03:23:14,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:14,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:15,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:15,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:23:15,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:15,213 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 0 proven. 525 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:15,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:15,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 83 states and 98 transitions. [2023-11-19 03:23:15,650 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 98 transitions. [2023-11-19 03:23:15,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-19 03:23:15,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:15,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:15,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:15,690 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 03:23:15,692 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:15,874 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:16,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:16,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 88 states and 104 transitions. [2023-11-19 03:23:16,333 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 104 transitions. [2023-11-19 03:23:16,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-19 03:23:16,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:16,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:16,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:16,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 03:23:16,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:16,589 INFO L134 CoverageAnalysis]: Checked inductivity of 680 backedges. 0 proven. 680 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:17,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:17,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 93 states and 110 transitions. [2023-11-19 03:23:17,074 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 110 transitions. [2023-11-19 03:23:17,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-19 03:23:17,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:17,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:17,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:17,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 03:23:17,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:17,321 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 765 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:17,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:17,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 98 states and 116 transitions. [2023-11-19 03:23:17,843 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 116 transitions. [2023-11-19 03:23:17,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-19 03:23:17,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:17,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:17,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:17,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 03:23:17,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:18,103 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 0 proven. 855 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:18,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:18,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 103 states and 122 transitions. [2023-11-19 03:23:18,632 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 122 transitions. [2023-11-19 03:23:18,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-19 03:23:18,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:18,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:18,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:18,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 03:23:18,678 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:18,895 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 0 proven. 950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:19,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:19,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 108 states and 128 transitions. [2023-11-19 03:23:19,424 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 128 transitions. [2023-11-19 03:23:19,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-19 03:23:19,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:19,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:19,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:19,469 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-19 03:23:19,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:19,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1050 backedges. 0 proven. 1050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:20,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:20,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 113 states and 134 transitions. [2023-11-19 03:23:20,250 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 134 transitions. [2023-11-19 03:23:20,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-19 03:23:20,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:20,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:20,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:20,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 03:23:20,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:20,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1155 backedges. 0 proven. 1155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:21,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:21,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 118 states and 140 transitions. [2023-11-19 03:23:21,105 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 140 transitions. [2023-11-19 03:23:21,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-19 03:23:21,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:21,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:21,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:21,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-19 03:23:21,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:21,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1265 backedges. 0 proven. 1265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:21,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:21,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 123 states and 146 transitions. [2023-11-19 03:23:21,923 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 146 transitions. [2023-11-19 03:23:21,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-19 03:23:21,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:21,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:21,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:21,992 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-19 03:23:21,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:22,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1380 backedges. 0 proven. 1380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:22,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:22,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 128 states and 152 transitions. [2023-11-19 03:23:22,840 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 152 transitions. [2023-11-19 03:23:22,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-19 03:23:22,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:22,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:22,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:22,899 INFO L262 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-19 03:23:22,900 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:23,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1500 backedges. 0 proven. 1500 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:23,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:23,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 133 states and 158 transitions. [2023-11-19 03:23:23,752 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 158 transitions. [2023-11-19 03:23:23,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-19 03:23:23,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:23,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:23,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:23,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 03:23:23,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:24,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1625 backedges. 0 proven. 1625 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:24,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:24,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 138 states and 164 transitions. [2023-11-19 03:23:24,795 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 164 transitions. [2023-11-19 03:23:24,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-19 03:23:24,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:24,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:24,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:24,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-19 03:23:24,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:25,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1755 backedges. 0 proven. 1755 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:25,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:25,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 143 states and 170 transitions. [2023-11-19 03:23:25,847 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 170 transitions. [2023-11-19 03:23:25,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-19 03:23:25,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:25,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:25,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:25,916 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-19 03:23:25,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:26,213 INFO L134 CoverageAnalysis]: Checked inductivity of 1890 backedges. 0 proven. 1890 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:26,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:26,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 148 states and 176 transitions. [2023-11-19 03:23:26,872 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 176 transitions. [2023-11-19 03:23:26,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-11-19 03:23:26,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:26,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:26,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:26,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-19 03:23:26,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:27,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2030 backedges. 0 proven. 2030 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:27,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:27,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 153 states and 182 transitions. [2023-11-19 03:23:27,965 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 182 transitions. [2023-11-19 03:23:27,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-19 03:23:27,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:27,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:28,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:28,031 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-19 03:23:28,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:28,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2175 backedges. 0 proven. 2175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:29,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:29,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 158 states and 188 transitions. [2023-11-19 03:23:29,120 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 188 transitions. [2023-11-19 03:23:29,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-19 03:23:29,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:29,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:29,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:29,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-19 03:23:29,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:29,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2325 backedges. 0 proven. 2325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:30,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:30,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 163 states and 194 transitions. [2023-11-19 03:23:30,367 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 194 transitions. [2023-11-19 03:23:30,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-19 03:23:30,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:30,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:30,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:30,426 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-19 03:23:30,428 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:30,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2480 backedges. 0 proven. 2480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:31,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:31,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 168 states and 200 transitions. [2023-11-19 03:23:31,663 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 200 transitions. [2023-11-19 03:23:31,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-19 03:23:31,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:31,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:31,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:31,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 34 conjunts are in the unsatisfiable core [2023-11-19 03:23:31,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:32,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2640 backedges. 0 proven. 2640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:32,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:32,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 173 states and 206 transitions. [2023-11-19 03:23:32,852 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 206 transitions. [2023-11-19 03:23:32,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-19 03:23:32,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:32,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:32,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:32,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-19 03:23:32,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:33,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2805 backedges. 0 proven. 2805 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:34,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:34,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 178 states and 212 transitions. [2023-11-19 03:23:34,056 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 212 transitions. [2023-11-19 03:23:34,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-19 03:23:34,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:34,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:34,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:34,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 36 conjunts are in the unsatisfiable core [2023-11-19 03:23:34,130 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:34,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2975 backedges. 0 proven. 2975 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:35,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:35,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 183 states and 218 transitions. [2023-11-19 03:23:35,559 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 218 transitions. [2023-11-19 03:23:35,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-19 03:23:35,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:35,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:35,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:35,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 37 conjunts are in the unsatisfiable core [2023-11-19 03:23:35,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:36,050 INFO L134 CoverageAnalysis]: Checked inductivity of 3150 backedges. 0 proven. 3150 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:36,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:36,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 188 states and 224 transitions. [2023-11-19 03:23:36,888 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 224 transitions. [2023-11-19 03:23:36,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-19 03:23:36,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:36,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:36,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:36,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 38 conjunts are in the unsatisfiable core [2023-11-19 03:23:36,977 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:37,376 INFO L134 CoverageAnalysis]: Checked inductivity of 3330 backedges. 0 proven. 3330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:38,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:38,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 193 states and 230 transitions. [2023-11-19 03:23:38,206 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 230 transitions. [2023-11-19 03:23:38,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-19 03:23:38,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:38,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:38,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:38,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-19 03:23:38,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:38,702 INFO L134 CoverageAnalysis]: Checked inductivity of 3515 backedges. 0 proven. 3515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:39,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:39,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 198 states and 236 transitions. [2023-11-19 03:23:39,616 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 236 transitions. [2023-11-19 03:23:39,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-19 03:23:39,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:39,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:39,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:39,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 40 conjunts are in the unsatisfiable core [2023-11-19 03:23:39,700 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:40,069 INFO L134 CoverageAnalysis]: Checked inductivity of 3705 backedges. 0 proven. 3705 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:41,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:41,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 203 states and 242 transitions. [2023-11-19 03:23:41,052 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 242 transitions. [2023-11-19 03:23:41,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-11-19 03:23:41,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:41,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:41,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:41,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 41 conjunts are in the unsatisfiable core [2023-11-19 03:23:41,141 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:41,725 INFO L134 CoverageAnalysis]: Checked inductivity of 3900 backedges. 0 proven. 3900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:42,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:42,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 208 states and 248 transitions. [2023-11-19 03:23:42,782 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 248 transitions. [2023-11-19 03:23:42,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-19 03:23:42,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:42,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:42,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:42,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 42 conjunts are in the unsatisfiable core [2023-11-19 03:23:42,881 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:43,341 INFO L134 CoverageAnalysis]: Checked inductivity of 4100 backedges. 0 proven. 4100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:44,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:44,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 213 states and 254 transitions. [2023-11-19 03:23:44,244 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 254 transitions. [2023-11-19 03:23:44,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-11-19 03:23:44,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:44,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:44,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:44,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-19 03:23:44,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:44,719 INFO L134 CoverageAnalysis]: Checked inductivity of 4305 backedges. 0 proven. 4305 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:45,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:45,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 218 states and 260 transitions. [2023-11-19 03:23:45,706 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 260 transitions. [2023-11-19 03:23:45,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-11-19 03:23:45,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:45,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:45,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:45,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 44 conjunts are in the unsatisfiable core [2023-11-19 03:23:45,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:46,253 INFO L134 CoverageAnalysis]: Checked inductivity of 4515 backedges. 0 proven. 4515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:47,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:47,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 223 states and 266 transitions. [2023-11-19 03:23:47,261 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 266 transitions. [2023-11-19 03:23:47,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-11-19 03:23:47,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:47,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:47,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:47,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 444 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-19 03:23:47,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:47,817 INFO L134 CoverageAnalysis]: Checked inductivity of 4730 backedges. 0 proven. 4730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:48,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:48,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 228 states and 272 transitions. [2023-11-19 03:23:48,850 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 272 transitions. [2023-11-19 03:23:48,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-11-19 03:23:48,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:48,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:48,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:48,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 46 conjunts are in the unsatisfiable core [2023-11-19 03:23:48,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:49,467 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:50,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:50,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 233 states and 278 transitions. [2023-11-19 03:23:50,660 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 278 transitions. [2023-11-19 03:23:50,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-11-19 03:23:50,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:50,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:50,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:50,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 47 conjunts are in the unsatisfiable core [2023-11-19 03:23:50,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:51,345 INFO L134 CoverageAnalysis]: Checked inductivity of 5175 backedges. 0 proven. 5175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:52,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:52,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 238 states and 284 transitions. [2023-11-19 03:23:52,369 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 284 transitions. [2023-11-19 03:23:52,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2023-11-19 03:23:52,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:52,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:52,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:52,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 474 conjuncts, 48 conjunts are in the unsatisfiable core [2023-11-19 03:23:52,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:53,006 INFO L134 CoverageAnalysis]: Checked inductivity of 5405 backedges. 0 proven. 5405 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:54,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:54,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 243 states and 290 transitions. [2023-11-19 03:23:54,083 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 290 transitions. [2023-11-19 03:23:54,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2023-11-19 03:23:54,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:54,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:54,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:54,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 49 conjunts are in the unsatisfiable core [2023-11-19 03:23:54,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:54,618 INFO L134 CoverageAnalysis]: Checked inductivity of 5640 backedges. 0 proven. 5640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:55,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:55,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 248 states and 296 transitions. [2023-11-19 03:23:55,721 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 296 transitions. [2023-11-19 03:23:55,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2023-11-19 03:23:55,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:55,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:55,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:55,812 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 50 conjunts are in the unsatisfiable core [2023-11-19 03:23:55,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:56,364 INFO L134 CoverageAnalysis]: Checked inductivity of 5880 backedges. 0 proven. 5880 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:57,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:57,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 253 states and 302 transitions. [2023-11-19 03:23:57,528 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 302 transitions. [2023-11-19 03:23:57,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2023-11-19 03:23:57,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:57,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:57,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:57,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 51 conjunts are in the unsatisfiable core [2023-11-19 03:23:57,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:23:58,108 INFO L134 CoverageAnalysis]: Checked inductivity of 6125 backedges. 0 proven. 6125 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.